Dc-Dc Conversion TRIZ Cases

Lateral magnetic cores with non-looping conductors enable inverse coupling, reducing winding resistance and core volume to improve energy conversion efficiency.

Three-phase transformer isolated phase shift DC/DC converter eliminates fuel cell current ripple via interleaved control and delta-wye connection.

A voltage measurement device applies lower and intermediate voltages to verify circuit normalcy during self-diagnosis.

Reconfigurable semiconductor stages in a universal DC-DC/AC converter reduce redundancy for seamless AC and DC grid operation.

Dynamic H-bridge switching reduces high-voltage component size while maintaining power factor correction and core flux safety.

Multiphase switching converters use daisy chain control circuits to dynamically shift master and slave roles during faults.

Dynamic threshold adjustment adapts flyback converter power limits to input variations, preventing thermal overload.

Synchronized sampling at the activation midpoint determines average load current, resolving the trade-off between measurement precision and implementation cost.

An auxiliary coil coupled to a choke coil generates counter-electromotive force to restrict avalanche current and prevent switching element breakdown.

A synthesizing circuit couples a synthesized voltage with feedback output to synchronize the hysteretic comparator.

Clock-based gate control circuit stabilizes switching frequency to suppress harmonic fluctuations during load variations.

Feedback control reduces excessive FET drive strength caused by process variations, preventing circuit damage from voltage spikes.

A split-phase switching power converter uses phase-shifted energy transfer legs to regulate output voltage.

A precharger maintains minimum inductor current to enable immediate normal switching operation.

Filled trenches and guard rings in a semiconductor rectifier reduce forward voltage drop while suppressing reverse leakage current.

Segmenting the charging process into distinct stages resolves instability from unsmooth switching among multiple control loops.

A DC-DC converter control circuit dynamically adjusts switching element ON and OFF times to stabilize output voltage.

A switching regulator uses a selector to output a select voltage for zero-cross detection, preventing pulse skips caused by signal delay in the comparator.

A clock delay generation circuit adjusts switching timing to stabilize current-mode converters.

A switching regulator control circuit adjusts switch on time based on off time to maintain stable duty cycle regulation.

A dimmer switch system uses a secondary isolation circuit with a transistor to manage power signals between the secondary switch and processor.

Magnetically linked inductors supplement buck converter current flow, reducing energy loss while maintaining voltage control.

A multiphase DC/DC converter adjusts output phase alignment based on load state to manage drive frequency and current capability.

A multiphase voltage regulator adjusts active phase count to optimize power efficiency across varying load currents.

Average current mode control architecture eliminates error amplifiers in buck converters to maintain constant switching frequency.

A battery charging regulator uses an adjuster circuit to sense switch element parameters and dynamically modify DC-DC converter inputs for precise control.

A transient detection circuit triggers advance switch control to accelerate inductive current discharge, reducing heavy-to-light load transient response time.

A load power supply circuit uses a charging manager to control a step-up circuit for voltage boosting.

An RC network creates a timed pulse that wakes the microcontroller unit, preventing battery over-discharge during continuous connection.

Shared PWM controllers merge dedicated resources into a single unit, resolving the trade-off between control precision and silicon area.

Segmented charge pump stages generate multiple voltage levels, eliminating power wastage from unused circuits.

A power converter uses separate feedback circuits to control rising and falling edges of a wave signal for stable output voltage.

A coupled-inductor structure uses an auxiliary winding to generate a sense voltage via magnetic coupling with the phase inductor.

A boost converter design maintains constant peak inductor current using offset compensated zero detection and duty cycled comparators.

A buck-boost drive circuit with half bridge modules and sampling circuits adjusts output voltage via PWM duty cycle control.

A MOSFET with asymmetric dopant distribution creates a low electric field region to minimize electron movement.

A digital duty cycle controller calculates base and offset values within a high-speed processing unit to modulate power supply output.

A power supply apparatus detects input and load errors by comparing detected driving frequency against stored reference values.

A switching power regulator adjusts reference voltage levels dynamically to optimize power delivery and speed for integrated circuits.

Auxiliary transistor maintains saturation mode to pull output to ground, eliminating triode mode losses and negative supply requirements.

Segmenting a buck-boost converter into three independent phases reduces input capacitor current ripple, improving line transient performance.

Programmable blanking intervals in asynchronous LED drivers suppress switching spikes and eliminate flicker without analogue filters.

Controller prevents phase current imbalance in multi-phase switching converters by dynamically adjusting overlap mode activation sequences.

An RC network separates AC ripple from DC average current, allowing one amplifier to serve all phases while reducing switching noise.

A switching power supply uses a pulse transformer to transfer control signals, resolving circuit complexity while maintaining efficient zero voltage switching.

A digitally variable slope controller adjusts inductor charge time to stabilize power output across dynamic voltage ranges.

A switched-mode power supply uses bonding wires and lead frames as parasitic inductors for energy storage.

Control circuitry extends PWM duty cycles beyond fifty percent to maintain balanced loading and resolve thermal imbalances in welding power supplies.

A switching power converter controller adjusts peak-power thresholds using voltage-time product predictions.