Dc-Dc Conversion TRIZ Cases

Controller generates slope compensation signals with varying slew rates to control main switch operation.

Segmented switching elements on high-voltage and reference paths prevent reverse connection faults without concentrating heat or increasing conduction loss.

A dual loop DC-to-DC converter stabilizes output voltage and prevents input voltage drops by dynamically adjusting PWM duty cycles.

A switching regulator adjusts switch off-time based on load conditions to maintain output voltage stability.

Independent oscillators define cycle time and maximum over power duration, allowing peak power while preventing prolonged high power delivery.

Waveform modification modules shape burst current to start at zero, preventing abrupt power transfers that cause grid noise and flicker.

A fully integrated differential boost converter circuit uses a single shared inductor to step up voltage for capacitive loads.

Independent diagnostic circuit checks load drive operation during system initialization without modifying the electronic control device.

Concurrent dual-loop adjustment of duty cycle and frequency reduces undershoot during abrupt load changes in DC-DC converters.

A frequency modulation device generates a clock signal via an RC oscillation unit to control switching power supplies.

A DC-DC converter uses an inductor network to connect or isolate coils based on controller signals.

A hybrid DC-DC switching regulator circuit uses separate transient and DC accuracy feedback paths to adjust switch states.

A power converter controller multiplexes a single sense pin to alternate between current sensing and synchronous rectifier drive signals.

A switching power supply controller superimposes a frequency-jittering signal on the inductor current sampling signal to manage transistor switching timing.

Dynamic voltage switching in the regulator reduces heat generation by 13.5°C, preventing thermal shutdown.

A switching element driving power supply circuit uses series-connected insulating power supplies to generate gate drive voltages.

A spread-spectrum switching regulator adjusts ramp waveform slope to maintain constant duty cycle during frequency modulation.

Verification circuit prevents permanent damage from short-circuited current sense terminals by generating protection signals after time delays.

A lighting apparatus uses a controller to generate PWM signals for adjustable light intensity.

A cascode switch uses a local driver stage to actively turn off the high-side transistor.

A controller counts consecutive overcurrent events to inhibit power switch conduction for an increasing number of cycles.

Segmenting energy storage across two stages with a current parking mechanism resolves the trade-off between voltage stability and transient response speed.

A fault protection controller circuit manages power converter shutdown modes to enable automatic restart sequences.

A high side buck converter uses a sensing window generator to regulate output voltage via an error amplifier and comparator.

A booster circuit uses synchronized clock phases to set charge transfer transistors to a non-conductive state before boosting operations begin.

Power supply devices connected in parallel stabilize current output during transient load changes by exchanging source information and detected current data.

A semiconductor control device uses a voltage adjusting circuit to route auxiliary winding signals to the current detection terminal.

A digital-controlled DC-DC converter uses a dual power supply to enable stable feedback operation while minimizing mounting area.

A multi-cell power converter adjusts active cell count based on reference signals.

A voltage generating circuit produces asymmetric pulse waveforms to drive image forming apparatuses.

Multi-phase DC/DC converter detects coil current through voltage drops in output power supply wiring branch portions.

Multi-stage power inverter uses separate input and output controllers for independent stage optimization.

A digitally configurable circuit generates a compensating impedance signal to modify sense signals for accurate temperature compensation.

A DC-DC converter controller uses a subtractor and high-pass filter to generate a damping control quantity.

Segmented snubber capacitors and selective discharge resistors reduce surge voltage burden while eliminating continuous heat generation losses.

Variable pulse width modulation frequency maintains current ripple within detectable ranges while minimizing sliding resistance in solenoid actuators.

A control circuit generates a reference ramp signal with an initial voltage level greater than the switch node to improve dynamic range.

A nonlinear compensation inductor adapts its inductance value based on load current to stabilize output voltage.

Phase control circuit manages power stage activation using input current feedback and duty cycle signals.

A galvanic isolated feedback circuit integrates an on-chip inductor and Hall sensor to measure magnetic fields for precise voltage control.

A voltage regulator control circuit adjusts output voltage based on load current requirements to optimize power usage.

Controller detects switching element state via output voltage, preventing boost converter damage from undetected failures.

A controller multi-function terminal detects voltage at an auxiliary winding to trigger protection mechanisms in switching mode power supplies.

Couple ripple current from slave to master controller circuit in switching regulators to improve sub-harmonic recovery and reduce output voltage disturbances.

Parallel signal pathways in multiphase voltage regulators adjust energy storage charging signals to maintain constant output voltage.

Cross-coupled switching regulator stages manage load changes and reduce power consumption by maintaining stable voltages across different nodes.

A secondary-side controller uses a sampling circuit to generate warning signals that adjust gate frequency.