Dc-Dc Conversion TRIZ Cases

A phase shift control method adjusts slave-phase charge time intervals based on conduction timing errors to stabilize interleaved boost converter operation.

Control circuit adjusts error signal levels to prevent output voltage drops when switching between continuous and discontinuous conduction modes.

A DC/DC power conversion apparatus uses a voltage equalization switch to prevent device breakdown from overvoltage during control stopped states.

Segmented current limiting circuits with programmable time constants resolve UL 1950 reaction time conflicts while delivering high pulse power.

An integrated controller subtracts a time-based correction voltage from the raw current signal to prevent overcurrent and subharmonic oscillations.

A flyback converter controller uses an auxiliary winding to estimate secondary current timing and peak values for primary-side regulation.

A charge pump circuit uses a bypass circuit to generate higher frequency alternative clock signals for driving multiple pump unit cells simultaneously.

A dual amplification stage controller generates signals to adjust output voltage in power converters.

Sequentially activating parallel power segments limits in-rush current and input voltage droop during DC-DC converter startup.

Dynamic feedback control balances thermal stress across phases, reducing peak temperatures and improving reliability in switch mode power converters.

Auxiliary electronic boards distribute current evenly to stabilize input voltage and reduce oversized component costs.

A non-dissipative regulator maintains high-voltage output using a control circuit and internal storage capacitance.

A PWM controller uses a timer to measure voltage drop duration at the feedback pin before triggering protection.

A power source controlling semiconductor integrated circuit manages transformer current via a photocoupler feedback loop.

A multi-phase DC-DC converter uses a PWM controller with a ramp generator and feedback circuit to adjust duty cycles.

A multi-phase hysteretic buck regulator merges controllers to cut quiescent bias current.

Pre-calculated on-time values compensate for input voltage variations and load changes, eliminating the need for complex filtering circuits.

A power conditioner controller adjusts output switch duty-cycles using feedback signals and estimated control values during supply source changes.

A flipped gate transistor generates a tracking voltage to maintain stable reference current output across varying conditions.

A DC-to-DC power converter adjusts switching frequency via sensing nodes to manage inductive current ripple.

A buffer circuit isolates feedback signals from slope compensation interference, preventing sub-harmonic oscillations and stabilizing output accuracy.

Adaptive sliding window smoothing reduces data dispersion in frequency responses, ensuring stable operation under varying load conditions.

A switching power supply uses unequal resistors to limit current.

A lossless over-current detection circuit uses complementary switching transistors and diodes to generate a protection signal without carrying load current.

A single-inductor power converter supplies positive and negative voltages using coordinated switching states.

Monitoring circuit detects non-pulse feedback signals to terminate switching element operations, preventing device damage from open or shorted terminals.

A feed-forward function adjusts the duty cycle of a voltage mode control signal based on input voltage variations to maintain constant loop gain.

A pulse-width modulated buck regulator adjusts duty cycle via an internal counter to stabilize the feedback control loop without external components.

Dynamic operational mode switching manages inductor current flow to improve transient response speed while maintaining manageable control circuit complexity.

A DC-DC converter uses a series protection FET to block large currents during short-circuit failures.

A primary side controller adjusts pulse signal periods to reduce secondary winding current during low voltage states.

A power supply decoupling circuit uses a stabilization circuit and dynamic capacitor selection to reduce chip area.

A power supply device uses a transition management unit to control switching circuits with varied clock signals for reduced conducted noise.

A loop compensation circuit adjusts response speed via a control chip modifying RC parameters.

A buck converter measures output current using a PMOS pass transistor configuration to sample voltage nodes during specific switching phases.

Segmented gate regions divert electrostatic discharge surges, preventing oxide film damage without increasing device size.

A controller balances voltages and currents in series-parallel DC conversion modules by adjusting power switch duty cycles.

A buck converter circuit utilizes parasitic inductance from the voltage source to supply power without a choke coil.

A switched mode power supply derives mains voltage from the primary current sense resistor ramp rate to adjust maximum output current levels.

A regulation circuit intercepts source capability messages on a USB configuration channel to manage power delivery parameters.

Hysteresis in the comparator reduces peak current and noise during dynamic voltage scaling by toggling between different divider values.

Coupled inductor circuitry eliminates conduction losses by extracting rectifier functions into intrinsic body diodes for reversed polarity protection.

A generator exciter device produces auxiliary excitation voltage to stabilize output.

Instantaneous current feedback adjusts switching states to prevent component damage from conduction losses and overload.

A dual power supply system monitors temperatures using a small-capacity unit and comparison circuit.

A switching power control circuit uses a digital compensator to adjust gain and phase characteristics of voltage signals from an analog-to-digital converter.

A power controller samples current during a fixed interval to hold accurate peak values.

An integrated limiter uses a single MOSFET with dynamic reference generation to reduce power loss during load dump events in automotive remote powering systems.

A semiconductor apparatus uses temperature voltage generation units to produce distinct voltage level variations for precise thermal data acquisition.

A multi-phase converter adjusts PWM duty cycles via current sense amplifiers to balance phase output currents.