Electric Variable Regulation TRIZ Cases
- Voltage Regulator Protection Against Capacitor Disconnection
A voltage regulator detects external capacitor disconnection by intermittently switching off its output to trigger a system lock condition.
- DC-DC Converter Startup Circuit for Super Capacitor Thermal Management
A startup circuit adjusts output current components to charge super capacitors during DC-DC converter initialization.
- Folded Cascode Bandgap Reference Circuit Temperature Stability
An equalizer circuit matches transistor VCE values in a folded cascode bandgap reference, maintaining stability across extended temperature ranges.
- Voltage Regulator Amplifier Feedback Loop Power Supply Rejection
Amplifier feedback loop isolates control node from supply disturbances, improving power supply rejection ratio in voltage regulator.
- Constant Voltage Source Current Limitation Oscillation
A constant voltage source design stabilizes output voltage through independent control signal limitation.
- LDO Regulator Overshoot Control via Offset Signal
An offset circuit injects a compensating signal during regulator start-up to stabilize the output voltage without digital logic.
- On-Chip Voltage Regulator Extended Range via Parallel Pass Transistors
Segmented pass transistor branches with enabling switches extend the regulated voltage output range while maintaining stability and reducing noise interference.
- Voltage Regulator Driver Stage Segmentation for Transient Response
Segmenting the driver stage into parallel paths improves load transient response speed while maintaining stability against high drive currents.
- Multi-cell Voltage Regulator Dynamic Cell Activation
A multi-cell voltage regulator dynamically adjusts active cell count to maintain optimal current-per-cell levels.
- Bandgap Voltage Reference Circuit Noise Reduction
A bandgap voltage reference circuit design minimizes low-frequency noise through specific resistor configurations and transistor arrangements.
- Power On Reset Circuit Current Offset Stabilization
A power on reset circuit offsets bandgap and variable currents at a summing junction to stabilize the operational threshold across process corners.
- Adjustable Linear Regulator for Fast Load Response
An adjustable linear regulator uses a control circuit to modify power transistor characteristics based on load conditions.
- Voltage Reference Circuit with PTAT Current Compensation
A voltage reference circuit uses an amplifier to equalize drain voltages across MOS transistors for stable operation.
- Voltage Converting Circuit Feedback Terminal Stability
A voltage converting circuit employs a detection unit to monitor feedback terminal functionality via testing current.
- LDO Current Control Circuit for Autonomous Capacitor Detection
A current control circuit detects external capacitors in low drop-out regulators using a differential amplifier and sense transistor.
- Bandgap Voltage Reference Circuit Startup Current Reduction
A bandgap voltage reference circuit uses an output current controller to maintain stable operation during power-up.