106 results about "Voltage regulator module" patented technology

The high-frequency power calibration system comprises an illuminometer module, a voltage regulator module, a standard load module, a high-frequency source placement frame, a high-frequency current acquisition module, a control system and a computer, and all the modules are connected through signals to form the complete calibration system. The calibration method comprises the steps of load impedance standard power data acquisition, high-frequency power data acquisition, high-frequency power precision verification and high-frequency source module numbering and calibration data configuration. According to load impedance standard power data acquisition, different power frequency voltages are set, power frequency power and illuminometer data are acquired, and a relation function between the power frequency power and the illuminometer data is established; in high-frequency power data acquisition, different DA voltages are set, illuminometer data are acquired, and a relation function is established; the high-frequency power precision verification verifies the power precision by fitting the function relationship; and finally, the calibration data and the high-frequency source module number are correspondingly stored. The problem that the power calibration precision of the in-vitro high-frequency thermal therapy machine is insufficient is solved.

A voltage regulator module is provided. The voltage regulator module includes a circuit board assembly and a magnetic core assembly. The circuit board assembly includes a printed circuit board and at least one switch element. The printed circuit board comprises an upper surface, a lower surface, an inner layer and a plurality of conductive portions. The upper surface and the lower surface are opposite to each other. The inner layer is embedded within the printed circuit board. A plurality of conductive portions are electrically connected between the upper surface and the lower surface of the printed circuit board. The at least one switch element is disposed on the upper surface of the printed circuit board. The magnetic core assembly is disposed in the inner layer.

The invention provides a current sharing low-ripple voltage source based on equivalent resistance negative feedback, which is characterized by comprising a common-mode filtering module, a direct-current converter module, a direct-current filtering module, a reference current module, a linear voltage regulator module based on equivalent resistance negative feedback regulation and the like. High-ripple direct-current voltage from 24V to 36V is input, and common-mode noise is suppressed through the common-mode filtering module; the direct-current converter module realizes primary voltage conversion and outputs 9V direct-current voltage; the direct current filtering module filters ripples in 9V direct current voltage; a linear voltage regulator in the reference current module provides reference; the linear voltage stabilizer module based on equivalent resistance negative feedback regulation reduces 9V direct current voltage to 5V direct current to be output, power supply current is improved through multi-path parallel connection and expansion, high ripple rejection ratio is achieved, and power output power is increased. The power density is high, output currents of the linear voltage stabilizer modules connected in parallel are balanced, the output power is large, the power supply rejection ratio is high, and the power supply is suitable for the field of precise instrument equipment power supply.

The invention discloses a physical quantity acquisition circuit and a physical quantity acquisition method. The physical quantity acquisition circuit comprises a voltage stabilization module, a controllable resistor module and a physical quantity acquisition module, the controllable resistor module and the physical quantity acquisition module are connected in series, and the controllable resistor module is used for adjusting the overall output resistance value of the controllable resistor module under the control of a control signal. The voltage stabilization module is used for stabilizing the voltage of a target connection point between the controllable resistance module and the physical quantity acquisition module at a target voltage value, and the physical quantity acquisition module is used for receiving the voltage difference input at the two ends of a replaceable physical quantity sensor so as to acquire the temperature according to the voltage difference at the two ends of the physical quantity sensor. On the premise that the voltage stabilizing module stabilizes the voltage of the target connection point, the value of the current flowing through the target connection point can be adjusted by adjusting the output resistance value of the controllable resistance module, so that the value of the current flowing through the physical quantity sensor is changed, the adaptability of the physical quantity acquisition circuit is improved, and the flexibility and the expandability of the physical quantity acquisition circuit are improved.

A disclosed system includes a package body that includes a system-on-a-chip (SoC) and an interconnect region. In an embodiment, the interconnect region includes a first conductive path between the SoC and a voltage regulator module (VRM), a second conductive path between the SoC and a first external connection, and a third conductive path between the VRM and a second external connection. In another embodiment, the VRM is positioned between and coupled to a first portion of the SoC and a first surface of the interconnect region. A second portion of the SoC is coupled directly to the first surface of the interconnection region. In another embodiment, the interconnect region has first and second opposing surfaces. The SoC is positioned on the first surface of the interconnect region. The VRM is externally coupled to a first surface of the package body adjacent to the second surface of the interconnect region.

The utility model provides a bidirectional C-port charging and discharging device for a generator set and the generator set, and relates to the field of power generation equipment. When the generator set runs, the digital product is charged through the type-c port, and when the internal battery of the generator set is lack of electricity, the charger of the digital product is used for charging the internal battery of the generator set. The generator set comprises an engine, a generator, a battery, a rectification and voltage stabilization module, a bidirectional type-c module and an isolation charging module. When the generator set runs, a stable direct-current voltage is provided by connecting a motor winding with the rectifying and voltage-stabilizing module, and the bidirectional type-c module outputs a charging voltage required by a digital product after being connected with the direct-current voltage; when the generator set is shut down, a digital product charger can be connected with the bidirectional type-c module, and the bidirectional type-c module charges a battery in the generator set through the isolation charging module. According to the utility model, the functions of external fast charge output and internal fast charging are realized through the bidirectional type-c module.

The invention provides an anti-creeping flashing light circuit, which relates to the technical field of circuit design and comprises a step-down isolation transformer, an AC (alternating current) rectification DC (direct current) module, a flashing light and a step-down voltage stabilization module, the step-down isolation transformer is connected with the AC power supply end and the AC rectification DC module. The AC rectification DC module is connected with the voltage reduction and stabilization module; the voltage reduction and stabilization module is connected with the flashing light; the step-down isolation transformer is used for reducing the alternating-current voltage of the alternating-current power supply end to 45V; the AC rectification DC module is used for rectifying and filtering 45V alternating current into 60V direct current; the voltage reducing and stabilizing module is used for reducing and stabilizing the voltage of the 60V direct current into 23V direct current and providing the 23V direct current to the flashing lamp. According to the invention, weak current direct current 60V transmission is adopted to supply power to electric appliances through a pipeline of about 200m, the harm of electric shock caused by electric leakage is avoided, and a green channel and life safety guarantee are guaranteed for pedestrians crossing the street and maintenance personnel.

The invention relates to a power generation control system of a high-altitude operation hydraulic platform, which comprises a hydraulic power unit, the hydraulic power unit comprises a hydraulic pump and a hydraulic platform fixedly mounted at the enabling end of the hydraulic pump, and a wind power generation energy storage unit is fixedly arranged on the outer side of the hydraulic platform; the wind power generation energy storage unit at least comprises a vertical axis wind power generator array, and a rectification voltage stabilization module and a super capacitor energy storage group which are electrically connected with the vertical axis wind power generator array; the vertical-axis wind driven generator array is annularly distributed in the circumferential direction of the hydraulic platform, high-altitude wind energy is captured through wind wheel blades and converted into three-phase alternating current, and an intelligent change-over switch is arranged between the rectifying and voltage-stabilizing module and the super-capacitor energy storage set. And the charging and discharging module is used for automatically switching the charging and discharging modes of the super capacitor according to the real-time monitored charge state of the super capacitor, the output power of the wind driven generator and the power demand of the aerial work platform.

A low dropout linear regulator circuit, a power supply chip and an electronic device wherein the low dropout linear regulator circuit comprises: a voltage input terminal for receiving an input voltage; the anti-surge module comprises a bidirectional TVS (Transient Voltage Suppressor) tube, and the anti-surge module is connected with the voltage input end and is used for carrying out voltage stabilization processing on the input voltage and reducing peak burrs of the input voltage; a first electrostatic protector, wherein the first electrostatic protector is connected with the anti-surge module; the linear voltage regulator module comprises an input end and an output end, and the input end of the linear voltage regulator module is connected with the first electrostatic protector; and the voltage output end is connected with the output end of the linear voltage regulator module and is used for providing output voltage, and the anti-surge capability of the power supply chip is remarkably improved on the basis of not increasing the process complexity of the module.

A disclosed apparatus may include (1) a voltage regulator module configured to convert electric power into at least one regulated voltage, (2) a controller configured to control passage of the electric power to the voltage regulator module, and (3) a computing device configured to (A) be powered by the regulated voltage and (B) provide a disable signal that causes the controller to suspend passage of the electric power to the voltage regulator module. Various other apparatuses, systems, and methods are also disclosed.

This invention discloses a DC-DC conversion circuit, device, and fast load transient response method. The circuit includes: a DC-DC conversion module, a transient detection module, and a voltage regulator module; the output terminal of the DC-DC conversion module is connected to the load; the DC-DC conversion module also includes an output voltage feedback terminal for feedback of the output voltage error; the first input terminal of the transient detection module is connected to the output voltage feedback terminal of the DC-DC conversion module, the output terminal of the transient detection module is connected to the control terminal of the voltage regulator module, and the charging / discharging terminal of the voltage regulator module is connected to the output terminal of the DC-DC conversion module; the transient detection module generates a charging / discharging control signal based on the voltage error signal output by the DC-DC conversion module, and the voltage regulator module charges or discharges the output terminal of the DC-DC conversion module according to the charging / discharging control signal. The solution provided by this invention can significantly improve the load transient response speed.

A voltage regulator module is provided. The voltage regulator module includes a circuit board unit, at least one switch circuit, a magnetic core assembly and at least one first conductive member. The circuit board unit includes a top layer, a plurality of inner layers and a bottom layer. The at least one switch circuit is disposed on the top layer. The magnetic core assembly is disposed on at least one of the plurality of inner layers and embedded in the circuit board unit. The magnetic core assembly forms at least one magnetic loop. The at least one first conductive member is electrically connected with the at least one switch circuit for passing through a current of the at least one switch circuit. The current passes through the at least one magnetic loop to form an inductor.

The utility model discloses a voltage-sharing circuit for a DC-DC converter. The voltage-sharing circuit comprises a main power circuit, a sampling drive circuit and a microcontroller. The main power circuit comprises a first power circuit and a second power circuit; the sampling driving circuit comprises a first sampling driving circuit and a second sampling driving circuit; the first end of the first power circuit is connected with the output end of the first DC-DC converter, and the second end of the first power circuit is connected with the first end of the first sampling driving circuit; the first end of the second power circuit is connected with the output end of the second DC-DC converter, the second end of the second power circuit is connected with the first end of the second sampling drive circuit, and the second end of the first sampling drive circuit and the second end of the second sampling drive circuit are connected with the microcontroller. According to the invention, input series connection and output parallel connection of commercially available stabilized power supply modules can be rapidly combined, and the problem that corresponding products cannot be found due to the fact that the DC-DC converter requirement is improved after the input voltage is increased is reduced.

This invention relates to the field of gear transmission control circuit technology, and particularly to a simplified dual-gear backlash elimination auxiliary circuit, comprising a voltage regulator module, a voltage follower, and a voltage difference module connected in series. The voltage regulator module is connected to an external power supply. The voltage difference module is provided with a signal input terminal and a signal output terminal. The signal input terminal is connected to the torque analog output terminal of a first driver, and the signal output terminal is connected to the torque analog input terminal of a second driver. The voltage difference module is used to subtract the voltage at the signal input terminal from the output voltage of the voltage regulator module and output the result from the signal output terminal. This allows for dual-gear backlash elimination without the need for expensive high-end CNC systems or controllers, significantly reducing costs.

This utility model discloses a control circuit for a heated power bank, relating to the field of mobile power supply technology. The circuit includes a charging / discharging module, a voltage regulator module, a CPU control module, and a heating control module. The voltage regulator module, CPU control module, and heating control module are all connected to the charging / discharging module, and both are connected to the CPU control module. The charging / discharging module, controlled by the CPU control module, charges and discharges the lithium battery. The voltage regulator module, also controlled by the CPU control module, provides a stable voltage to the lithium battery. The heating control module, controlled by the CPU control module, manages the temperature of the heated power bank. This utility model uses the CPU control module to control the charging / discharging module to charge and discharge the lithium battery, and monitors the ambient temperature and lithium battery temperature inside the heated power bank in real time. Based on user needs or actual requirements, it controls the heating module to heat the power bank, meeting the user's heating needs and ensuring the heated power bank operates in a safe environment.

Systems including voltage regulator circuits are disclosed. In one embodiment, an apparatus includes a voltage regulator controller integrated circuit (IC) die including one or more portions of a voltage regulator circuit. The apparatus further includes a capacitor die, an inductor die, and an interconnect layer arranged over the voltage regulator controller IC die, the capacitor die and the inductor die. The interconnect provides electrical connections between the voltage regulator controller IC die, the capacitor die and the inductor die to form the voltage regulator circuit. In a further embodiment, the voltage regulator controller IC die, the capacitor die and the inductor die are arranged in a planar fashion within a voltage regulator module. In still another embodiment, a system IC is coupled to the voltage regulator module and includes one or more functional circuit blocks coupled to receive a regulated supply voltage generated by the voltage regulator circuit.

This disclosure provides a gate driving circuit and a display device, belonging to the field of display technology. The gate driving circuit includes multiple cascaded shift registers. Each shift register includes: a gate signal generation module configured to output a gate driving signal through a signal output terminal; and a voltage regulator module configured to, when the gate driving signal is at a working level, stabilize the output of the shift register at this stage by using a first power supply voltage output from a first power supply voltage terminal, stabilize the outputs of the previous and next stage shift registers by using a second power supply voltage output from a second power supply voltage terminal, and stabilize the output of the shift register at this stage by using a second power supply voltage output from a second power supply voltage terminal when the gate driving signal is not at a working level.

The embodiment of the utility model relates to a video monitoring system powered by a vehicle-mounted storage battery, a power supply is stabilized at 12V through a voltage stabilizing module, then the voltage stabilizing module is controlled through a relay, and the relay is used for controlling the connection and disconnection of the relay by taking electricity from a vehicle fuse box, so that the power supply of a camera and a router is realized. And after the vehicle is unlocked or started, the camera supplies power to start video picture recording, the video pictures are uploaded to a cloud end or a third-party platform, and after the vehicle is shut down and locked, the power supply is cut off, and the video monitoring system is closed.

A PCB component used in a voltage regulator module and a method for manufacturing the voltage regulator module are disclosed. The PCB component includes a PCB and an inductor. The PCB includes a top surface and a bottom surface. The inductor includes a magnetic core and a winding. The winding runs through the magnetic core, and the winding forms an upper outlet terminal on the upper surface and a lower outlet terminal on the lower surface. The inductor is embedded in the PCB. A plurality of conductive layers are respectively disposed above the upper surface and below the lower surface. The upper outlet terminal and the lower outlet terminal are electrically connected to a power device and an external circuit board. The power device, the PCB component and the external circuit board are stacked vertically in sequence and connected through one reflow welding process to form a voltage regulator module.

The utility model discloses a marine fog horn control circuit and marine electronic equipment, the marine fog horn control circuit comprises an audio power amplifier module, a relay module, a relay coil, a first voltage dividing module, a second voltage dividing module, a switch module, a voltage stabilizing module and a control module, and the control module controls the on-off state of the relay module through the relay coil. According to the circuit, efficient control and real-time monitoring of the functions of the fog horn are realized, the circuit not only can ensure that the fog horn receives an audio signal and makes a sound normally in a normal state, but also can detect the connection state of the fog horn in real time, and when connection is abnormal, a problem can be quickly positioned, and the reliability of the fog horn is improved. Therefore, the reliability and the maintenance efficiency of the equipment are greatly improved, and the safe navigation of the ship under the condition of poor visibility is ensured.

The utility model provides a power supply system for supplying power to a multi-module system, which comprises a conversion circuit for converting high-voltage alternating current into first direct current, the conversion circuit is connected with an interface module through a voltage regulating module, and the interface module is connected with a peripheral terminal through a control module. The voltage regulating module is used for converting a first direct current into a second direct current and is electrically connected with the peripheral terminal through the interface module, the voltage regulating module comprises a plurality of voltage regulating circuits for outputting different powers so as to supply power to different modules in the peripheral terminal, and the control module is used for controlling whether the voltage regulating module is communicated with the different modules in the peripheral terminal or not; the conversion circuit is connected with the voltage regulation module through the storage battery, and the storage battery and the voltage regulation module are in data communication with the control module through the interface module so that the control module can monitor and control the storage battery and the voltage regulation module to act. According to the utility model, power can be continuously, stably and independently supplied to a multi-device system.

A semiconductor device and a method of manufacturing the semiconductor device are provided. The semiconductor device may include: a semiconductor chip; a hybrid interposer connected to the semiconductor chip, the hybrid interposer including a mold material and an interconnection region including a material different from the mold material, wherein the semiconductor chip is on a first surface of the hybrid interposer that faces in a first direction; and a voltage regulator module electrically connected to the semiconductor chip and configured to supply a voltage to the semiconductor chip, the voltage regulator module including an inductor that is within the hybrid interposer.

A voltage regulation module with low thermal resistance is provided. The voltage regulation module includes a top inductor and a bottom assembly. The top inductor includes a magnetic core and a winding, and the winding includes a first winding and a second winding; the bottom assembly comprises a bottom substrate and an IPM unit. The first winding and the second winding both comprise a first pin and a second pin. The first pin and the second pin are both arranged on the bottom surface of the magnetic core and are electrically connected with the bottom substrate; and the inductor. The IPM unit and the bottom substrate are sequentially stacked. The upward thermal resistance of the voltage regulation module is reduced by optimally designing the shape structure of the inductor winding and optimizing the thermal connection between the inductor winding and the IPM unit.

Apparatus, assemblies, and platforms employing modular power voltage regulator (VR) modules to provide power to memory modules. A power VR module includes VR circuitry integrated on or coupled to a substrate with wiring coupling the VR circuitry to connector elements in first and second connector means. An assembly further includes a pair of memory modules (e.g., DDR) that are coupled to a power VR module via mating connector means. The connector means may be coupled using a Compression Mount Technology (CMT) connector disposed between arrays of CMT contact pads on the power VR module and the memory modules, or may comprise BGAs, PGAs, and LGAs. The power VR module receives one or more input voltages via one or both memory module and provide various output voltages to each of the memory modules to power memory devices and other circuitry on those modules.

The utility model discloses a nine-axis gyroscope circuit and a vehicle-mounted module. The nine-axis gyroscope circuit comprises an MCU (Microprogrammed Control Unit) module, a six-axis IMU (Inertial Measurement Unit) module, a three-axis magnetometer module and a linear voltage stabilizing module, the MCU module is provided with a first power supply end, a first input end, a second input end and a first output end, the six-axis IMU module is provided with a second power supply end and a second output end, the second output end of the six-axis IMU module is connected with the first input end of the MCU module, and the three-axis magnetometer module is provided with a third power supply end and a third output end. The third output end of the three-axis magnetometer module is connected with the second input end of the MCU module. The output end of the linear voltage stabilization module is connected with the first power end of the MCU module, the second power end of the six-axis IMU module and the third power end of the three-axis magnetometer module. According to the utility model, the six-axis IMU module and the three-axis magnetometer module are integrated to realize a nine-axis gyroscope circuit, so that attitude sensing can be carried out in a magnetic field environment, and the gyroscope can adapt to more scenes.

The invention discloses a single-phase voltage regulator module radiating device, which relates to the technical field of electronic voltage regulation and stabilization and comprises a shell, a radiator and a thyristor radiator, the radiator and the thyristor radiator are arranged in the shell side by side, and one side surface of the radiator and one side surface of the thyristor radiator are flush with each other and jointly form a mounting plane; the LED lamp further comprises a heat dissipation module, the heat dissipation module comprises a flow guide cover detachably connected to the installation plane, and the heat dissipation module, the installation plane and the shell jointly define a closed heat dissipation air channel. The air supply assembly is installed on the flow guide cover, the air outlet direction of the air supply assembly faces the heat dissipation air channel, and the air supply assembly is used for guiding airflow to the heat dissipation air channel so as to achieve heat dissipation of the radiator and the thyristor radiator. The radiator and the thyristor radiator are arranged side by side, and the side surfaces of the radiator and the thyristor radiator jointly form the mounting plane, so that the problem of coplanar mounting of two heat source substrates with different heights is solved, and the compact layout of the structure is realized; a closed heat dissipation air channel is formed by the flow guide cover, the installation plane and the shell together, and the utilization efficiency of cooling air is maximized.

An overvoltage protection circuit, charging interface, charging cable, charging device, and power receiving device are disclosed. The overvoltage protection circuit includes a main control chip Type-C interface, the interface including at least one CC pin; a current-limiting resistor, one end of which is connected to the CC pin and the other end to the main control chip; and a voltage regulator module connected in parallel between the current-limiting resistor and the main control chip, one end of which is connected to the connection point between the current-limiting resistor and the main control chip, and the other end is grounded. The voltage regulator module is used to discharge overvoltage current exceeding a preset safety value to ground. In this embodiment of the invention, when leakage or short circuit occurs between the CC pin and VBUS, the voltage of the CC pin can be effectively limited, preventing damage to the main control chip due to overvoltage. Simultaneously, this invention also solves the problems of high cost, large size, and insufficient transient response of existing overvoltage protection chips.

The utility model belongs to the technical field of medical equipment, and particularly relates to a double-isolation output DC-DC voltage stabilizing circuit, in the circuit, a PWM (Pulse Width Modulation) signal passes through a grid isolation driver to output a pulse signal with extremely narrow rising edge and falling edge, after a pulsating waveform is isolated by an isolation transformer, a pulsating level is changed into a direct-current voltage through a rectifier module, and the direct-current voltage is converted into a direct-current voltage. And then a direct-current voltage-stabilized power supply isolated from the input signal is output through the voltage-stabilizing module. Through double isolation of the grid isolation driver and the isolation transformer, the power supply system of the input module and the power supply system of the output module are mutually isolated and do not interfere with each other, and power supply is more stable compared with a traditional power supply module isolated by only one isolation transformer.

The present application provides a module structure with high efficiency and good heat dissipation performance, which improves the heat dissipation capability of the VRM module by means of the design of the self-contained heat sink, so as to improve the output power of the VRM module; by means of the device placement in the VRM module, the parasitic parameters on the power transmission path are reduced, and the conversion efficiency of the VRM module is improved; and the dynamic performance of the VRM module is further improved by means of the TLVR technology.

A multi-phase controller, a voltage regulator module, and a method of operating a multi-phase controller for a voltage regulator module are disclosed. The multi-phase controller includes a current mode adjustment circuit and a pulse distributor configured to: distribute a first set of pulses to a first power stage and a second set of pulses to a second power stage; and selectively enabling or disabling the second set of pulses to the second power stage based on a load condition. The multiphase controller also includes a current sense circuit coupled to receive a plurality of current monitoring signals from a plurality of power stages and configured to: provide a summing signal to the current mode adjustment circuit based on the plurality of current monitoring signals; a second current monitoring signal from the second power stage is replaced with a first current monitoring signal from the first power stage during a replacement period after recovery of the second set of pulses to the second power stage.