Here is the English description of the LP2951ACDR2G chip:
- Function: Low Quiescent Current LDO Regulator
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage: Adjustable 1.2V to 5.5V
- Output Current: Up to 50mA
- Quiescent Current: 65μA (typ)
- Package: SOT-23-5
The LP2951ACDR2G from Texas Instruments is a low dropout (LDO) linear regulator capable of supplying up to 50mA of output current with industry-leading low quiescent current draw.
Key Features:
- Adjustable 1.2V to 5.5V output voltage range
- Wide 2.7V to 5.5V input voltage operating range
- Ultra-low 65μA typical quiescent current at no load
- Compact SOT-23-5 package maximizes PCB space efficiency
- Thermal shutdown and current limiting protection
Common Applications:
- Battery-powered devices needing years-long shelf life
- Wearables/IoT requiring minimal power consumption
- Portable/mobile electronics using coin cell batteries
Benefits Include:
- Exceptionally low no-load power consumption
- Allows extended operable time from small batteries
- Enables compact, high efficiency power management
Well-suited for applications where minimizing standby power drain is critical to maximize battery life.
In summary, the LP2951ACDR2G combines high precision regulation with best-in-class ultra-low quiescent current efficiency.