Electric Variable Regulation TRIZ Cases
- Regulated Power Supply Circuit Thermal Management
An external output transistor takes over current from the integrated circuit when thresholds are exceeded, reducing heating and stability issues.
- Voltage Regulator Feedback Circuit for Wide Input Range
Feedback control maintains stable output voltage across wide input ranges, eliminating extensive silicon verification testing.
- Bypass Mode LDO Regulator for Low Dropout Voltage
A bypass mode low dropout regulator uses a differential amplifier to generate pass gate control signals.
- Shared Capacitor Voltage Regulator Area Reduction
Ground-side switches connect a single capacitor to multiple voltage regulators, reducing area without compromising stability.
- Sub-threshold MOS Bandgap Reference Circuit for Low Voltage
A bandgap reference circuit uses sub-threshold MOS transistors to generate stable voltage without bipolar junction devices.
- Band-gap Voltage Reference Circuit with Segmented Branches
Segmented branches with NPN and PNP transistors reduce output voltage dispersion from 52 mV to 12 mV while minimizing temperature drift.
- Dual Loop Adaptive LDO Voltage Regulator Circuit
A dual loop adaptive LDO voltage regulator circuit integrates a current loop and a voltage loop to control output.
- Voltage Regulator Transistor Thermal Management via Segmentation
Segmenting pass transistors across the die reduces localized self-heating, enabling full integration with sensitive circuits.
- Vehicle Alternator Voltage Regulator Safety Module
Separate safety module monitors control voltage in vehicle alternator regulators to detect anomalies and command semiconductor switches.
- LDO Regulator Error Amplifier Powered by Output Voltage
A low drop-out regulator powers its error amplifier from the output voltage to stabilize control signals during normal operation.
- MOSFET VREF Generator Using Differential CTAT Voltages
A MOSFET reference voltage generator produces a stable output using two complementary-to-absolute temperature voltages.
- Low-Voltage Band-Gap Voltage Reference Circuit Using NMOS Input Pair
An NMOS input pair operational amplifier in a band-gap voltage reference circuit equalizes BJT branch voltages via deep negative feedback.
- Single-Junction Voltage Reference Using Time-Multiplexed Current Drive
A single semiconductor junction generates a stable voltage reference by time-multiplexing current drive levels across forward and reverse bias states.
- Noise Canceling Current Mirror Circuit for PSR
A noise canceling current mirror circuit isolates the load from supply voltage fluctuations using an auxiliary path.
- LDO Regulator Voltage Buffer for High PSRR and Compact Layout
A voltage buffer converts input DC while preserving AC perturbations in an LDO regulator design.
- Supply Circuit Current Limiter for Automotive Reset Signaling
A supply circuit uses a current limiter arrangement to maintain predefined reset current levels during faults.
- On-Chip Current Source Calibration Reducing Wire Count
Local bias generation circuits update reference currents via a single wire, reducing the number of wires needed for PVT independent current references.
- Semiconductor Output Driver Dynamic Power Supply Control
A semiconductor output driver uses dynamic power supply control to enhance data driving force and reduce leakage current.