Efficient Power Electronics Conversion TRIZ Cases

Driving module reduces shift time until negative voltage disappears, preventing diode conduction losses and electromagnetic interference.

Actuating the network-side power converter only during dangerous states damps perturbations, protecting the filter without adding costly protective elements.

A switch mode power supply controller uses a feedback pin to detect off-mode conditions and drop output voltage without additional pins.

Dynamic bulk voltage adjustment reduces capacitor volume while maintaining hold-up time and improving light-load efficiency.

Symmetrically disposed inductors eliminate secondary side phase differences and high-frequency oscillations, lowering switch voltage stress.

A voltage generating unit produces a control voltage applied to both a monitoring unit and a voltage conversion unit.

A voltage converter circuit uses a single inductor and capacitor to generate output voltage with reduced switching losses.

A synchronous rectifier controller uses a linear amplifier to inhibit discharge of the control terminal, enabling a controlled voltage transition.

A control circuit adjusts drive voltage falling amplitude and shielding time for synchronous rectifier switches.

Feedback circuit regulates LLC circuit operation to prevent over-voltage damage to electric loads in display devices.

A switching power supply controller calculates synchronous rectifier on-time using inductor voltage and zero current detection signals.

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A resonant power controller uses a programmable delay line and comparator to generate gate drive signals.

A PFM DC-DC converter uses synchronous MOSFETs to regulate load current without external diodes.

A dual mode DC-DC converter reconfigures bridge switches to maintain high conversion efficiency across varying power levels.

A charge pump circuit retrieves energy from parasitic capacitance during a reusing phase to power internal components.

Synchronous rectifier controller integrates error amplifier and driver circuit on secondary side to manage transistor switching.

A power converter filter circuit uses bypass capacitors and an inductor to reduce switching noise.

Integrated soft switching DC/DC converter uses controlled saturation inductance and RCD buffer circuit for high power conversion.

A snubber capacitor stores energy to drive the gate of a secondary field effect transistor, resolving high-side voltage regulation challenges.

A bidirectional DC-to-DC converter uses an active clamp circuit with MOSFETs to enable flexible energy exchange across varying voltage levels.

A power conversion device adjusts duty cycles and phase shift to achieve zero voltage switching operation.

A switching voltage driver uses a clamp element to dissipate energy from inductive loads during rapid off-cycles.

Active snubber circuit controls rectifier turn-off rate and enables zero-voltage switching in bidirectional buck-boost converters.

Electronic half-bridge ZETA converter uses magnetization inductance to control capacitance charging and discharging for zero voltage switching.

A power supply controller selects drooping characteristics based on detected load current to manage output voltage.

A multi-mode timer circuit controls switching cycles to enable seamless transitions between pulse width and frequency modulation modes.

A control device synchronizes rectifier on-durations to optimize power usage across varying load states.

A control circuit measures PWM duty cycle to generate a stable reference signal for voltage regulation.

Selective capacitor charging eliminates bulky magnetic components and regulators, reducing cost and size.

The system maintains constant power delivery across varying tissue impedances by dynamically limiting voltage and current through closed-loop feedback control.

Dual error amplifiers in a power supplier detect load-side voltage errors, enabling the PWM generator to adjust duty cycles and compensate for line drops.

A DC-DC converter adjusts switching duty cycles via feedback to regulate output voltage dynamically.

A timing controlled converter regulates output voltage by switchably coupling a time varying input signal to a load circuit.

A bridgeless PFC topology leverages GaN switches to minimize semiconductor drops and enhance circuit efficiency.

Direct hysteresis current control suppresses zero sequence currents by switching a selected phase based on predefined tolerance windows.

A resonant power converter synthesizes output current using a sensing circuit and calculation unit to process resonant capacitor voltage.

A switched-mode power supply control circuit generates a simulated voltage to drive adaptive on-time switching.

An integrating and logic circuit drives a secondary switch in a switching mode power supply, preventing shoot-through and reducing power loss.

A resonant DC-DC converter adapts its transformation ratio to maintain efficient power transfer across varying voltage conditions.

A two-wire bi-directional serial bus system integrates data communication and power distribution over a single cable.

A switching power converter separates PWM and PFM modes into independent control sections with defined boundaries.

A power conversion apparatus stabilizes the inverter DC bus voltage using a short-circuiting switch and PWM control.

A resonant DC/DC converter uses a phase-shift circuit to adjust the switching angle and expand the output voltage range.

An active snubber topology uses auxiliary switching to achieve zero-voltage transitions in power converters.

A power converter circuit adjusts the slope of a control signal using switch node voltage levels to manage switching transitions.

A control circuit modulates on-time duration in switching converters to adjust switching frequency and maintain efficiency during load transients.

A current fed inverter uses duty cycle regulation of dc current to control output power magnitude while operating a resonant load at resonant frequency.

A single-inductor SIMO inverter topology generates independent AC voltages using selectable output branches, reducing component count and cost.