Dc-Dc Conversion TRIZ Cases

A quadratic temperature compensation loop corrects target voltage drift in DCDC converters, improving output accuracy for SoC and FPGA power rails.

A shared inductor and diode let multiple capacitor units form regulated multi-level pulses with lower PFN complexity, cost, and failure risk.

A secondary switching unit lets one clocked converter regulate two DC voltages independently while cutting partial-load power loss.

A two-stage LED supply adjusts PFC output to the set current, cutting Buck-stage loss and thermal dissipation across wide load voltages.

Moves pre-charging from the medium-voltage side to the low-voltage DC bus, cutting bulky components, cost, and startup risk.

A feedback-adjusting circuit keeps negative converter output at a fixed reference ratio, simplifying switching control and improving over/under-voltage protection.

Bypass entry is delayed until voltage difference is low and inductor current matches output current, reducing ringing and die area.

By adjusting both switch-drive period and duty cycle from current error feedback, this case expands reverse current control and protects battery life.

Controller-driven switching disconnects the DC/DC converter during low bus voltage or overcurrent to preserve stored backup energy.

A shared alternative-current sensing path replaces per-channel precision resistors, cutting multi-channel cost while stabilizing output current.

Mixed-mode AHB control alternates switching and skip periods to preserve ZVS under light load, cut ripple, and improve efficiency.

Dual feedback loops and a replica power stage let a DC-DC converter switch between PWM and PFM while maintaining stable output and low transients.

A processor predicts wireless output current from port, battery, and charger data to coordinate wired and wireless charging efficiently.

Feedback-based current balancing adjusts the compensation signal to equalize inductor current and stabilize power distribution.

Alternating transistor switching and held gate potential cut oscillator power use while preserving signal shaping and amplification.

Adaptive control of modular H-bridge DC converters enables direct low-voltage DC supply for electrolysis while avoiding transformer losses.

A control circuit detects light-load operation and raises switching frequency while lowering drive current to prevent projection light-source flicker.

Adjusting phase switch turn-off timing prevents surge voltage overlap in interleaved AC-DC converters without larger snubbers or costlier parts.

Dynamic hysteresis widens and reshapes regulator thresholds to absorb clock feedthrough noise, suppress oscillation, and cut power use.

A bridge and support circuit keeps auxiliary electronics powered while the load remains switchable, enabling lower-cost retrofits in switched installations.

A shared magnetic core couples resonant inductors to balance phase currents in LLC converters, improving efficiency and reliability despite tolerances.

A resonant bridge and coupling inductance widen input voltage range while enabling soft switching, lower losses, and smaller converter size.

A single battery cell plus a buck-boost circuit delivers multiple voltages, cutting pack complexity, space, and cell-matching issues.

A dual-loop PMIC control scheme detects and suppresses rail transients faster, stabilizing SoC supply voltage with smaller guard bands.

Activating the right mix of DAB and LLC converters improves power transfer efficiency across a wide output voltage range.

Multiple low-voltage fuel cell stacks use series diodes and balancing devices to block reverse current while preserving power, strength, and cost.

Mode-switched UVP thresholds let an EV DC/DC converter finish precharge while blocking damaging reverse current during buck-mode voltage dips.

A single-amplifier compensation circuit smooths SoC supply current, suppresses inrush peaks, and conceals activity from SPA attacks.

A SIDAC, inductor, and capacitors deliver startup current from high voltage with resonant transfer, avoiding normal-operation power loss.

Current-sensed phase timing balances transformer flux in a push-pull converter, preventing core saturation from switch or coil mismatch.

Priority-based control loops and charge transfer between outputs help a SIMO converter hold voltage under load changes with lower loss.

PWM control of inductor current and output voltage cuts shunt regulator loss while preserving fast dynamic voltage scaling response.

Multi-mode PWM control uses load and zero-voltage feedback to cut standby power while maintaining reliable transformer voltage conversion.

Co-packaging GaN transistor dies and silicon control circuits cuts parasitic inductance, reducing ringing and EMI in high-frequency power converters.

When PWM duty nears its limit, the control unit switches step-down, step-up, or both modes to preserve voltage conversion and cut unnecessary power use.

By lowering the reference voltage above a set current, this circuit keeps output voltage stable during overcurrent protection and recovers quickly.

A parallel diode-inductor path infers flyback secondary current from voltage drop, cutting loss and avoiding noise-driven MOSFET turn-off.

A high-resistance layer and Schottky potential-fixing electrode suppress reverse conduction and protect breakdown voltage in nitride vertical FETs.

A buck-based DC optimizer adjusts PWM duty cycle from voltage feedback to track each panel’s maximum power with less circuit complexity and cost.

Sequentially turning off the input switch before the output switch cuts converter load, protects against overcurrent, and limits ringing.

A hybrid emulation and measurement sense circuit tracks inductor current more accurately to cut DC-DC overshoot and settling time.

Normalized switching control across stacked capacitors keeps multilevel converter voltages balanced while improving waveform quality and stability.

A controller switches converter legs by duty cycle and utilization to limit degradation, reduce current ripple, and extend converter life.

Battery temperature sensing modulates heater voltage to prevent excessive current and indicate heating delays in aerosol-generating devices.

A complementary resistor on the current sense terminal tunes light-load switching frequency, balancing efficiency and output ripple without extra pins.

Interleaved or independent converter control adapts multiple output voltages to varying power demands while reducing converter complexity and loss.

PWM feedback keeps weed-treatment power constant across changing loads while limiting parasitic voltage peaks for more uniform application.

A single-stage ICN/RCN converter uses transformer-side inductance and phase-shift control to maintain soft switching in both directions and support reactive power.

A shared error voltage drives both switching elements and a linear output transistor, cutting IC area and simplifying common substrate preparation.