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.

Periodic switching of transistor arrays averages matching errors, maintaining accurate current ratios without increasing device area.

Segmenting the regulator into a fast bang-bang inner loop and a slower outer loop resolves the trade-off between transient response time and DC accuracy.

A sensing circuit and gain stage regulate output voltage variations in parallel with the load.

An information terminal control method normalizes power consumption data across facilities using environmental adjustments.

A test circuit and controller dynamically adjust supply voltage to maintain optimal operating conditions.

Embedded digital logic replaces analog circuitry to calculate energy consumption and track the minimum energy point, eliminating off-chip capacitors.

A signal processing circuit generates a sensing signal and clamps it to adjust output power for maximum power point tracking.

A power supply device uses a current comparison circuit to adjust amplifier current based on monitor transistor output.

A power supply voltage monitoring circuit uses a PMOS transistor and constant current source to detect saturation characteristics.

PTAT and CTAT current generators sum through resistors to produce an adjustable reference voltage exceeding the silicon bandgap.

A PMOS voltage regulator structure replicates output voltage to maintain stability across varying capacitive loads.

A voltage regulator circuit uses a control circuit to dynamically adjust the number of active transistors based on output voltage differences.

A trimming circuit generates test voltages and compares them to a reference voltage to determine intermediate codes for accurate target voltage generation.

Programmable PTAT and CTAT current generators allow independent control of temperature slope and offset, eliminating complex iterative tuning.

An operational amplifier buffers the reference voltage in a bandgap circuit, sourcing at least 100 μA while maintaining precise output stability.

A reference voltage circuit uses a differential amplifier to control an internal power supply node.

Parallel transistors biased by opposing temperature voltages cancel thermal drift, reducing errors from process variations and bandgap spread.

A bias generator circuit adjusts output voltage via clock gating to stabilize reference levels.

Clamped current control signal limits load current without sensing resistor, reducing power waste.

The dual input LDO uses priority logic to switch from unregulated startup power to efficient regulated operation, resolving core-to-I/O sequencing delays without discrete components.

Integrating the regulator on one die reduces manufacturing costs while maintaining stable voltage across temperature variations.

A master bias current generator uses PMOS and NMOS transistors with specific aspect ratios to create stable reference currents.

Segmented voltage regulators detect droop and overshoot to dynamically engage stages, maintaining tight regulation without external signaling.

A low dropout regulator uses series PMOS and NMOS transistors with a protection circuit to stabilize output voltage.

Self-biased operational transconductance amplifier generates temperature coefficient currents for bandgap reference circuits.