Electric Variable Regulation TRIZ Cases

First and second reset circuits manage voltage levels to prevent excessive drops during standby-to-active transitions.

A semiconductor integrated circuit employs a start-up section with a high threshold P channel MOS transistor to provide consistent current.

A linear voltage regulator uses a compensation resistor to generate a compensating voltage that reduces effective output impedance.

Segmenting voltage drops across p-channel transistors maintains current mirror accuracy and power supply rejection ratio at low operating voltages.

Dynamic gate voltage adjustment resolves the trade-off between dropout voltage and leakage current in low dropout regulators.

A low dropout regulator minimizes bias line parasitic capacitance using a pre-regulated power source and optimized layout.

An ON/OFF circuit delays output transistor activation to suppress voltage overshooting during power source startup.

A start control circuit supplies a signal to a differential amplifier until it activates, then discontinues the supply to maintain stable operation.

Folded amplifier with PMOS transistors reduces silicon area and improves power supply rejection ratio by eliminating large resistors.

Pre-configuring switch units via reference voltage comparison reduces response time by avoiding gradual transistor activation.

A curvature compensated band-gap reference circuit uses proportional to absolute temperature currents to stabilize output voltage.

A current generation circuit uses operational amplifiers to control bipolar transistors without placing them in the positive temperature dependent current path.

Dynamic zero compensation tracks the non-dominant pole across variable loads, resolving stability contradictions while reducing quiescent current.

A level shifter converts unregulated negative voltages to positive error signals within a linear regulator circuit.

A linear regulator design integrates positive feedback to boost open loop gain without adding hardware complexity.

A bandgap voltage reference circuit applies a nonlinear bias current to bipolar transistors operating at different collector current densities.

A low noise current buffer circuit uses a feedback capacitor to form a negative feedback loop that stabilizes the output voltage.

A beta-multiplier reference voltage generator uses weak inversion transistors to produce a stable output.

Segmented voltage regulators managed by a dynamic controller reduce current overhead and energy loss across multiple operational modes.

A dual loop linear voltage regulator uses inverters and a P-FET transistor to remove frequency components across distinct ranges.

Clamping circuitry senses overvoltage indications and clamps differential output voltage to maintain regulator operation points.

A voltage regulation circuit uses an internal selector to choose a reference voltage for supply control.

A digital low drop-out regulator uses a switching power transistor controlled by a digital signal to manage voltage regulation.

A supply circuit uses an impedance element to detect ripple voltage for a feedback loop controlling a current injector.