Dc-Dc Conversion TRIZ Cases

A clamp circuit generates a control signal to adjust a variable current source for constant output current.

A switching control circuit uses a differential amplifier and filter to extract detection voltage from the primary winding for transistor control.

Cross-correlating perturbed PWM control values with output voltage samples determines the power stage transfer function for accurate loop compensation.

A switching circuit uses a capacitor and rectification diodes to generate gate voltage from pulse signals.

Segmenting the PV array into independent strings with dedicated converters reduces efficiency compounding and improves fault isolation.

A power supply control circuit adjusts output current limitation periods to trigger downstream safety fuses reliably.

Segmenting converter phases into groups with dedicated switch-off elements distributes high fuel cell currents to prevent component overload.

A comparator and pulse width detection unit monitor phase end voltage to activate protection signals.

A switched mode power supply circuit jitters switching frequency using an auxiliary transformer winding to provide bias current.

Configurable charge controller uses adaptive low-dropout regulator to minimize heat generation in portable devices.

Multiple slaves operate out of phase to cancel current ripple, enabling efficient handling of large currents without increasing master controller complexity.

A variable-output radiofrequency ablation power supply adjusts energy delivery via duty cycle and amplitude modulators.

A constant on-time switching regulator uses a low pass filter to generate a reference voltage matching the duty ratio for accurate timing.

Droop compensation circuit sources or sinks current via a feed-forward network to enhance output voltage slew rate.

Galvanic isolation device couples asymmetrical switching devices to control electric power waveform shape.

A control circuit regulates the main switch ON time via capacitor charging to maintain stable switching frequency.

A modular multilevel converter control method extracts maximum and minimum voltage sub-modules to determine state variations for rapid balancing.

A digital controller uses negative duty cycles to increase inductor current slew rates in switch-mode power supplies.

A failure diagnosing circuit monitors semiconductor switch voltage levels to prevent thermal destruction and cascading component damage.

A synchronous converter prevents reverse current flow by disabling the high side transistor during pre-regulation intervals.

The system maintains constant peak inductor current during start-up, reducing saturation requirements and eliminating the need for oversized inductors or off-chip capacitors.

A DC-to-DC converter uses predictive pulse pattern control to regulate output voltage dynamically.

A switching circuit dynamically adjusts operating modes to optimize power transfer in photovoltaic systems.

A soft start circuit generates a reference voltage that sweeps to a target level using an m-bit digital signal.

MOS-FET based protection circuits prevent short circuits during erroneous battery connections, eliminating fuse replacement costs.

Adjusting PWM peak voltage proportionally to inductor current stabilizes SIMO converter gain bandwidth across varying loads.

A switching power supply device monitors switch voltage to dynamically adjust the on-period of its switching element.

A power control semiconductor device adjusts output voltage using a diffusion resistor and error amplifier circuit.

A mode selection circuit generates a voltage via clamping current on a multi-functional pin to determine operation.

A digital signal output device uses a voltage switching unit to select distinct voltages for state identification.

Magnetic coupling sums interleaved buck converter outputs to reduce ripple and delay, enabling near-instantaneous setpoint tracking without large LC filters.

A power converter control circuit dynamically adjusts reference voltage ratios to stabilize output during load changes.

A converter control device adjusts reactor current to stabilize output voltage.

A reversible buck boost converter uses one current sense resistor for both modes, eliminating separate sensing circuits while maintaining stable power delivery.

A digital pulse frequency modulation controller adjusts switching frequency using a ring oscillator, reducing silicon area and power consumption.

A DC/DC converter uses a Hall element to detect external magnetic fields and adjusts oscillation frequency.

A bidirectional DC to DC converter transfers energy between circuits via an accumulation element using switching control.

An anomaly detecting portion monitors duty ratio convergence to stabilize voltage conversion output.

A current balance circuit adjusts ramp signal timing to equalize inductor currents across converter channels.

A control circuit adjusts SMPS duty cycle using dynamic reference signals to optimize power efficiency.

A compensating current unit generates a leading edge signal to offset propagation delays in power supply overcurrent protection circuits.

A buck regulator adjusts clock frequency to extend transistor on-time and maintain stable output voltage.

A spark gap structure diverts electrostatic energy between AC and DC grounds in switched mode power supplies.

Secondary controller generates switching pulses during reset intervals to transmit data through the transformer feedback loop.

A PWM circuit uses monitoring logic to adjust pulse widths based on supply voltage changes.

A switching regulator control circuit adjusts operation ratios using power balance calculations to detect load current changes.

Integrated JFET sensing device measures drain-gate voltage differential to enable accurate zero-volt switching and reduce latency in high-side power converters.

Dynamic feedback switching reduces wake-up time and prevents output voltage droop under high load currents.

A switching power supply control circuit manages winding voltage polarity reversal to adjust turn-off and turn-on delays for the low-side and high-side elements.