Dc-Dc Conversion TRIZ Cases

Mutually coupled inductive coils adjust coupling ratios to optimize efficiency at low loads and transient response at high loads.

Abnormality detection circuit diagnoses vehicle power supply components using analog signal conversion and digital processing.

Firmware-controlled PWM parameters replace external capacitors to reduce design complexity while enabling faster, reliable soft start operation.

Segmented unregulated flyback and buck converters eliminate ripple current stress on output capacitors while maintaining fast transient response.

A switching mode power supply uses a varying frequency timing signal to modulate the switching circuit and reduce electromagnetic interference.

A galvanically isolated DC/DC converter closes a switch during an adaptation interval before power transfer states begin.

A voltage regulator device senses negative current through an energy storage element to control transistor switching.

A modular load device adjusts switching waveforms to enable precise POL converter testing without automated equipment.

A voltage converter maintains a fixed additional output voltage independent of input variations by using a measurement circuit and trigger signal.

Replica devices and transition logic coordinate high and low-power regulators to prevent output voltage dips or overshoots during mode switching.

A power supply circuit uses digital control signals to adjust output current and measurement currents for precise monitoring.

A switching power supply system uses a current injection module to balance voltages across series-connected buffer capacitors.

A control circuit manages interleaved switching power supplies by regulating main power switch on-times to maintain stable output voltage.

Phase shift control adapts output power to load variations, reducing power loss and extending driving element life.

A DC-DC converter control circuit generates a ramp signal with a varying slope to spread emitted power over a wider frequency span.

A bidirectional DC-to-DC converter suppresses inrush current using phase difference and duty ratio control.

A freewheeling diode redirects power stored in an inductive load to a capacitor or resistive element.

A buck-boost switching regulator uses a bypass control circuit to connect input voltage directly to the low dropout node.

An electronically controlled resistor regulates current in a DC voltage conversion circuit to produce variable high pulse voltages.

A thermoelectric conversion element adjusts DC output voltage based on temperature differences between switching components and the environment.

Segmented switches and a capacitor buffer reduce power dissipation in high voltage MOSFETs while lowering manufacturing costs.

Segmented transformer circuits use magnetic saturation to limit inrush current, lowering costs for radiation-hardened space applications.

A dongle apparatus uses a power converter to stabilize voltage from home appliances while a controller manages a locking fastener.

Level shifting circuits translate out-of-range voltages into the comparator input window, maintaining precise inductor current regulation.

A digital power supply control device selects amplification factors based on frequency measurements of index values to maintain stable output voltage.

A linear regulator switches to bypass mode during startup to deliver immediate input voltage before transitioning to regulation.

A dual level current limit apparatus alternates between fold-back and fixed reference modes to constrain current magnitude.

A flyback controller senses primary current to regulate power conversion, eliminating secondary side resistors that cause power dissipation.

Inductive detection of inductor current changes bypasses voltage feedback phase delays to improve power supply load response.

A stacked power module integrates conductive layers and heat sinks for direct fluid cooling.

Parallel switching circuits feed a multi-winding autotransformer to distribute output current and reduce conduction losses in power conversion.

A slower amplitude control loop prevents feedback competition with fast voltage loops, maintaining output accuracy during load changes.

A switching power supply circuit uses a Hall device to detect external magnetic field intensity directly at the chip level.

A steering diode network transfers leakage inductance energy to reduce RMS current and switching losses.

A power converter logic component dynamically adjusts threshold current to maintain average output levels.

Superimposing detection signals reduces component complexity while maintaining precise regulation accuracy.

A DC/DC converter uses a voltage sensing circuit to compare output voltage against a threshold and modify switching patterns.

A DC-AC bidirectional converter topology merges input bridge and inverter sections to generate sinusoidal output waveforms.

A control circuit emulates inductor current using auxiliary winding voltage transients to sample peak and valley values during the power switch conduction period.

A power converter design disconnects the error amplifier compensation capacitor during overload to minimize standby current consumption.

A digital latch control circuit replaces high-impedance analog nodes with low-impedance logic to eliminate noise sensitivity and de-glitch requirements.

A DC-DC converter uses a triangular wave generation module to control PMOS and NMOS power tubes at a preset switching frequency.

A PWM buck-or-boost converter uses a rectifier and dual comparators to route control signals for smooth mode transitions.

Dynamic drive signal control minimizes VGS feedthrough in a multi-stage switch-mode RF power amplifier, reducing wideband noise while maintaining linearity.

A programmable snubber circuit reduces power supply ringing by resonating with parasitic inductances.

A buck-boost converter system adjusts switching frequency to minimize driving loss in power conversion circuits.

A double forward converter system manages phase relationships between two converters to deliver stable welding power output.

A voltage regulator system merges analog-to-digital converter feedback into a single interpolator to generate unified control signals.

A spinning frame uses a voltage equalization device to balance two DC networks.

A switch mode regulator circuit uses transistors and resistors to control the slew rate at the switching terminal.