GSM Power Management System The ADP3408ARU-2.5-RL7 is a low dropout (LDO) linear regulator manufactured by Analog Devices Inc. (ADI). Key specifications include:

- **Output Voltage:** 2.5V
- **Output Current:** Up to 800mA
- **Dropout Voltage:** Typically 300mV at 800mA load
- **Input Voltage Range:** 2.7V to 6.0V
- **Line Regulation:** 0.05% typical
- **Load Regulation:** 0.1% typical
- **Quiescent Current:** 85µA typical
- **Package:** 20-Lead TSSOP (RU-20)
- **Operating Temperature Range:** -40°C to +85°C
- **Protection Features:** Thermal shutdown and current limit
- **Applications:** Suitable for battery-powered devices, portable equipment, and other low-voltage applications requiring a stable 2.5V supply.

This LDO regulator is designed for high-performance, low-power applications, offering excellent line and load regulation with low dropout voltage.