Manufacturer Part Number
L4931ABD120TR
Manufacturer
STMicroelectronics
Introduction
Low dropout voltage regulator designed for power management applications
Product Features and Performance
Fixed 12V output
1 regulator integrated
Low dropout voltage: 0.8V @ 250mA
Quiescent current: 1.6 mA
Supply current (Max): 7 mA
Power supply rejection ratio: 64dB ~ 55dB (120Hz ~ 10kHz)
Output current: 250mA
Supports up to 20V input voltage
Product Advantages
High PSRR for better noise immunity
Low quiescent current for energy saving
Robust thermal and current protection features
Key Technical Parameters
Voltage - Input (Max): 20V
Voltage - Output (Min/Fixed): 12V
Voltage Dropout (Max): 0.8V @ 250mA
Current - Output: 250mA
Current - Quiescent (Iq): 1.6 mA
PSRR: 64dB ~ 55dB (120Hz ~ 10kHz)
Quality and Safety Features
Over current protection
Over temperature protection
Compatibility
SOIC-8 package compatible with standard surface mount processes
Application Areas
Power management in consumer electronics
Automotive applications
Portable devices
Industrial controls
Product Lifecycle
Active status
Standard lifecycle
Several Key Reasons to Choose This Product
High efficiency for longer battery life
Stable output with low dropout
Wide operating temperature range suitable for industrial applications
Space-saving SOIC-8 package
Trusted manufacturer with reliable product quality
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