Electric Variable Regulation TRIZ Cases
- Voltage Regulator Overcurrent Protection Circuit Single Resistor Adjustment
A voltage regulator overcurrent protection circuit adjusts limited and short-circuited currents using a single resistor and transistor size ratios.
- Fast Response Current Source Using Segmented Feedback Capacitors
Segmenting regulation into fast and stable paths resolves the trade-off between voltage stability and response speed without large capacitors.
- Reduced Size Bandgap Reference Circuit for Current and Voltage
A reduced size bandgap reference circuit generates stable current and voltage using a simplified topology with positive temperature coefficient resistors.
- LDO Regulator Buffer Circuit Pole Shifting
Buffer circuit with negative feedback amplifier shifts pole frequency in low dropout regulators.
- Low Drop-Out Voltage Regulator Pull-Up Circuit Stability
A low drop-out voltage regulator uses a pull-up circuit to maintain regulated output.
- Resistor-Less Bias Current Generator Using MOS Triode Region
MOS devices in the triode region replicate resistor behavior to generate bias currents without physical resistors.
- Bandgap Reference Circuit Drain-Source Voltage Matching
A bandgap reference circuit uses an additional operational amplifier to equalize drain-source voltages across MOS transistors.
- Predictive Load Signal AVR for Genset Voltage Stability
Automatic voltage regulator processes predictive load signals to adjust alternator excitation current, reducing transient voltage deviations by up to 20%.
- Dual Input Power Regulator Priority Control
A dual input power regulator monitors supply terminals and generates priority signals to select active sources.
- Voltage Regulator Phase Compensation Circuit Noise Filtering
A voltage regulator uses a phase compensation circuit with a low-pass filter to stabilize output across varying load currents.
- Linear Voltage Regulator Open Load Detection Circuit
Back-to-back transistors with a parallel current sense resistor enable accurate open load detection without high precision comparators.
- Cyclic Diode Switching for RTN Reduction in Bandgap Circuits
Segmented diodes switch periodically to mitigate random telegraph noise, improving reference voltage stability and sensor accuracy.
- Capacitive Coupled Voltage Regulator for SOC Well Bias Tracking
A voltage regulator circuit uses capacitive coupling between output transistors to track multiple regulated voltages in integrated circuits.
- LDO Regulator Dynamic Bias Current Adjustment
Dynamic bias current adjustment in low-dropout voltage regulators reduces power consumption while maintaining stable output voltage during load transients.
- Bandgap Voltage Reference Circuit Low Power CMOS Operation
Low threshold insulated gate field effect transistors and voltage clamp circuitry stabilize the bandgap voltage reference against power supply variations.
- Level Shifting Module for Glitch-Free Power Mode Transitions
Parallel LDO regulators eliminate voltage glitches during power mode transitions by removing switching mechanisms.