Dc-Dc Conversion TRIZ Cases

A synchronization circuit aligns voltage comparison results with the controller clock domain to generate precise gate control signals.

Dynamic state switching adjusts switching frequency without slope compensation, eliminating sub-harmonic oscillation and reducing chip costs.

Independent switch control eliminates latent failures from hysteresis logic, ensuring stable output across varying input voltages.

A start-up circuit uses a zener diode and filter capacitor to control switching devices.

Integrates primary winding current to derive average voltage for duty cycle adjustment in power converters.

A DC-DC converter uses pull-up and pull-down circuits to provide controlled charging currents at the output node.

A PWM frequency dithering circuit varies the clock signal to spread electromagnetic interference energy across a broader spectral range.

A current-fed isolation converter uses a regeneration-type snubber circuit to control excess voltage during switching operations.

A switching power supply apparatus corrects overcurrent detection points using current gradient signals from the primary winding.

A multiphase converter uses terminal and low-side current sensors to detect electrical signals for digital processing.

Multi-input AC optimizer extracts power from multiple DC sources using independent maximum power point tracking to generate grid-compatible voltage.

Segmented power conversion with MOSFET rectification reduces conduction loss and stabilizes output power against load regulation errors.

A high voltage step-down regulator uses a depletion device to reduce voltage drop across the output transistor.

A photoelectric energy conversion device replaces magnetic components with light generators and photovoltaic generators packaged in a shell.

A control module adjusts a variable reference voltage to regulate the duty cycle in power converters.

A multi-phase interleaved converter uses a balancing controller to adjust duty ratios for inductor current balance.

Out-of-phase parallel step-down converters cancel conducted electromagnetic interference while liquid cold plates manage thermal loads.

Skip mode forces the switching transistor off to recharge the bootstrap capacitor, extending the input voltage range beyond conventional duty ratio limits.

Pulse level transformation converts voltage signals into square waveforms, resolving average current regulation precision issues in floating buck converters.

An interleaved inverter topology uses phase-shifted switching modules to equalize current distribution and maintain thermal stability across parallel switches.

A digital controller generates PWM signals to regulate converter output voltage.

Dynamic ramp slope adjustment stabilizes current mode control and maintains high system bandwidth despite component tolerance variations.

A bidirectional communication scheme links primary and secondary controllers through a pulse transformer in flyback converters.

A switching power supply circuit uses dynamic overcurrent protection to reduce component size and heat capacity requirements.

Independent per-phase angle adjustment minimizes oscillations during rapid power changes in high-dynamic DC-DC converters.

A switching power supply control IC adjusts the target voltage trajectory during startup to stabilize output.

Segregating power conditioner and inverter control into parallel FPGA modules eliminates serial processing bottlenecks while maintaining high reliability.

A power controller estimates average input current using primary side measurements.

Current feed-forward modifies ramp voltage slope in a power device controller, reducing load dependence of low frequency loop gain.

Controller monitors switch current to deactivate the primary element, preventing component damage from excessive energy transfer.

Microprocessor calculates corrected target current using temperature detection circuit data to resolve resistor value changes from self-heating.

Dynamic duty cycle detection compensates for delay-to-output effects in power converters, ensuring stable maximum energy delivery across varying bulk voltages.

A controller monitors voltage differences across series resistors to detect transformer core flux walking in push-pull converters.

A power converter adjusts PWM duty cycle using a multi-functional detection pin to enhance transient response without extra circuitry.

A sample-and-hold circuit generates variable signals using dual voltage generators and a stabilization capacitor.

A transient control circuit manages current flow through a DC-DC switching converter to regulate voltage levels during integrated circuit state transitions.

A push-pull power converter drives switching transistors using a current transformer linked to the main power transformer.

A low-frequency charging path supplies charge to a bootstrap capacitor from an active clamp capacitor in a flyback converter circuit.

A dual rail power supply system uses a single inductor dual output converter to generate slave current for load support.

Variable gain compensators minimize PWM jitter and enhance signal-to-noise ratio by adapting AC path amplification based on error voltage amplitude.

A buck converter uses a balanced feedback network to inject ripple signals for precise voltage regulation.

A power supply apparatus adds load-side ground potential to a reference voltage for precise output control.

Dual transformer full bridge converter stores energy in magnetic cores to eliminate external capacitors.

A slope compensation stage generates a signal based on switching frequency and input voltage to stabilize inductor current.

A dual loop push-pull control scheme drives an output node through a capacitor to achieve symmetrical high current slew rates.

Current mirror circuits generate reference signals for reliable ASK demodulation, mitigating envelope dynamics in 3-D transponder systems.

Combined transformer circuit reduces power consumption by generating isolated voltage and data signals through narrow pulse biasing.