Dc-Dc Conversion TRIZ Cases

A flyback power converter merges over temperature and over voltage protection onto one detection pin, reducing control chip complexity.

Segmenting digital control from an analog zener detection circuit lowers controller power consumption while maintaining rapid overcurrent protection.

A digital constant on-time controller uses arithmetic subtraction of reference signals to cancel output voltage offsets in DC-to-DC converters.

A phase shift full bridge power supply device controls lagging leg switching times to maintain high conversion efficiency across varying load conditions.

Peak and valley current mode control in a non-inverting buck boost converter minimizes output ripple during mode transitions.

Center tap capacitors between coupled windings stabilize uncontrolled outputs, eliminating cross-regulation voltage drift without extra feedback circuits.

A power supply circuit uses a single inductive element to generate regulated voltages through dynamic switching control.

Periodic sampling of the auxiliary winding voltage before threshold crossing resolves communication delays while maintaining measurement accuracy.

A control circuit uses an error amplifier and detection unit to monitor output voltage levels.

A PWM control circuit merges internal and external soft start signals into a single error amplifier input node to reduce device size.

A booster circuit fixes N well potential using analog comparison to reduce parasitic capacitance.

A power converter adjusts voltage headroom using a sensor circuit and control loop to manage switch states.

An inductor coupled between converters and the output capacitor balances phase currents.

A coupled inductor regulator system converts input voltage to output voltage using tightly wound magnetic components.

A highly integrated control circuit manages transformer conduction using primary current sampling and voltage stabilization modules.

A Miller circuit switches modes to adjust current flow in an error amplifier, enabling faster stabilization of a DC-DC converter.

A power converter design repositions inductors to reduce current stress and physical size.

A switching regulator generates feedback from the switching node voltage using a resistor and capacitor network.

A detection circuit adjusts high-side switch on-time during voltage transients.

A two-capacitor configuration adjusts the compensation slope based on duty cycle, resolving instability at high loads without external timing clocks.

An artificial ramp signal mediates comparator inputs in the controller, reducing jitter and enhancing noise margin for low ESR capacitors.

A DC to DC converter adjusts PWM frequency dynamically based on output voltage thresholds to stabilize power delivery.

Distributed error amplifiers minimize trace length and parasitic elements, enhancing loop bandwidth and transient response speed.

A controller adjusts primary side switching periods to transfer energy across a transformer during transient load conditions.

Current gradient detection circuits monitor coil current changes to stabilize output voltage and reduce ripple in DC-DC converters with low ESR capacitors.

A Class-D amplifier integrates a DC/DC converter to generate output voltage levels exceeding the single supply rail.

An active-duration adjusting circuit stabilizes output voltage and reduces power dissipation in voltage converters.

A circulating-current control circuit maintains a constant current threshold in an ignition coil primary winding to deliver precise spark energy.

Dynamic third switch duty control prevents right-half-plane-zero characteristics while maintaining cost-effective response speed.

A semiconductor integrated circuit detects voltage signals during switch off periods to enable operation mode switching using existing terminals.

A switching power supply apparatus uses a microcontroller to correct intermediate bus voltage measurements using stored coefficients.

A switching control circuit dynamically adjusts overcurrent detection thresholds to maintain target output voltage levels during operation.

Bidirectional flux operation in segmented flyback converters eliminates DC offset current, reduces transformer core size, and removes snubber circuits.

Hybrid hysteretic and PWM control reduces peak deviations by 50% during load changes, resolving stability issues from variable frequency ripple.

A power supply circuit uses a series regulator controlled by the input voltage to lower noise levels.

A voltage regulator cancels noise at high-impedance nodes by capacitively coupling an inverted alternating component to the node.

A load driving device integrates a fault detection circuit and power switches to disconnect supply voltage lines during abnormal conditions.

A switching regulator adds a ramp signal to the feedback voltage to adjust timing consistency.

A power converter controls voltage pulses using detected current flow to suppress magnetic flux bias in the transformer.

A DC-DC converter uses a parallel voltage detection circuit to measure output current without adding series resistance.

A microconverter system uses bypass diode voltage to predict local maxima locations for rapid maximum power point tracking.

Amplifying drain voltage potential differences reduces manufacturing costs by eliminating expensive high-speed operational amplifiers.

A fully differential current detection circuit processes inductor voltage drops via a transconductance amplifier to generate proportional output signals.

Wider shielding conductor between windings reduces distributed capacitance variance in PCB planar transformers.

A segmented chopper structure with independent bridge arm units controls current to multiple armature winding branches in a DC drive system.

Digital controllers adjust loop gains based on measured opto-coupler current transfer ratios to maintain stable operation across varying component units.

A coupled-magnetic-core inductor integrates within a single package to reduce form factor and power consumption.