Dc-Dc Conversion TRIZ Cases

A dual soft-start controller manages output voltage slew rates during power transitions.

A termination voltage regulator uses enhancement circuits to adjust switching unit control terminals for faster mode transitions.

A multiphase control system uses a series-connected loop of independent units to manage power transmission and stabilize output voltage.

A D flip-flop and voltage generation unit control PWM latch mode via discharge current equalization.

A controller monitors power supply voltage to manage transitions between discharge and charge modes.

A hysteretic power converter uses a voltage coupler to add output capacitor voltage representation to the reference signal at the comparator input.

A switching power supply control circuit merges independent feedback loops into a single compensation stage, eliminating current surges during loop transitions.

A ratio meter measures the resistance ratio between an on-chip sense resistor and a reference resistor to determine port current without external connections.

A multi-phase converter control method detects load transients by monitoring the period of a comparison signal generated from feedback voltage.

Bang-bang regulation powers an SMPS controller via a normally-on switch device, eliminating external power supplies and auxiliary transformer windings.

A constant on-time DC/DC converter uses a compensation signal to stabilize operation with low ESR ceramic capacitors.

Bypass switches dynamically configure power elements to improve EMC optimization and reduce manufacturing costs without increasing complexity.

Dual MOSFETs with different threshold voltages distribute power dissipation evenly, preventing thermal runaway during slow ramp-up.

Cold cathode field emission electron tubes segment inversion into half-cycles, eliminating parallel solid state devices and mercury vapor hazards.

Synchronizing the boost switching with the buck low-side switch eliminates isolation barrier feedback, resolving independent regulation trade-offs.

A variable reference voltage generation unit adjusts the control signal based on valley inductor current to stabilize average current mode operation.

Digital coefficient scaling replaces physical network switching, resolving the contradiction between device complexity and transient performance stability.

A controller dynamically couples specific voltage sources to bus terminals based on real-time load requirements.

Oscillator generates slope waveforms to correct detected signals.

A current estimator calculates inductor magnitude using sampled voltage signals and duty ratios.

A power supply circuit adjusts output voltage and current to match battery charging stages using a control unit.

A flyback converter achieves zero voltage switching by creating a secondary current imbalance to lower primary winding voltage.

A hybrid power system uses a bypass switch to connect a DC source directly to the DC-link.

Fixed on-time pulses divided into phase signals reduce ripple current amplitude in multiphase DC-DC converters without increasing control complexity.

A multiphase converter control unit changes PWM duty ratios to identify abnormal voltage conversion units during test periods.

A switching regulator steps down battery voltage to feed a linear regulator that filters power supply noise.

A multi-phase voltage converting device synchronizes carrier frequency changes across parallel converters to minimize switching losses.

A clock-based soft-start circuit generates a linear reference voltage ramp using a time setting unit and ramp circuit.

A variable voltage power supply reduces tracing errors by using a controller and switch group to match the reference signal.

Segments wave polarity, magnitude, and timing to distinguish fault returns from reflections, resolving misidentification errors in multi-bus networks.

Controller switches between starting and conversion modes to resolve low output voltage bottlenecks in small temperature difference applications.

A control circuit optimizes switching sequences in a four-switch regulator to minimize energy consumption during transitions.

Reverse energy flow in a flyback converter recovers excess power to prevent over-voltage damage during load transients.

A switching power supply device restricts inrush current during mode transitions using a control circuit that gradually increases the gate voltage of switching elements.

A boost converter protection circuit uses a current source to pre-charge the switching node, reducing inrush currents during startup.

Capacitors provide a noise return path in power adapters, reducing high voltage leakage that causes touch malfunction and user discomfort.

A DC-DC converter operates within a predetermined voltage range to supply stable power in distribution systems.

A localized high-doping embedded layer beneath the source region stabilizes pinch-off voltage variations while maintaining high voltage operation.

Configurable integrated circuits sense circuit conditions to dynamically reconfigure control signals, eliminating dedicated controllers for each topology.

A DC-DC converter charges a bootstrap capacitor during simultaneous-off periods to maintain drive voltage.

A single-pin PWM control line manages continuous and discontinuous conduction modes in a buck converter stage.

A current regulator adjusts the duty cycle of a pulse-width-modulated supply voltage to maintain mean current values through continuous measurement.

A feed-forward circuit adjusts reference voltage thresholds based on input voltage to control switching timing.

A compensation circuit processes control signals to reduce opto-coupler current in switched-mode power supplies.

A power control system uses triac devices to switch transformer tabs for target voltage output.

Auxiliary winding sensing compensates for diode voltage and inductance variations to maintain stable load regulation.

A semiconductor switch health estimation method measures gate-emitter voltage swing at the driver stage to infer device condition.

A multiphase power supply integrates control circuits on a single chip to reduce wiring complexity and enable device miniaturization.

A current balancer uses error detection and pulse control units to generate PWM signals that balance channel currents across switching converter units.

Segmenting the error amplifier into alternating and direct current paths resolves the trade-off between fast dynamic response and steady-state precision.