Features
- Ultra-Low Quiescent Current: 1.0μA Typical
- Output Voltages: 1.2V, 1.4V, 1.5V, 1.8V, 2.1V, 2.2V, 2.5V, 2.8V,
3.0V, 3.3V, 3.6V and 4.0V
- High Output Voltage Accuracy: ±2%
- Output Current: 250mA
- Low Dropout Voltage:
- 25mV Typical at IOUT = 10mA and VOUT = 3V
- 200mV Typical at IOUT = 100mA and VOUT = 3V
- Line Regulation: 6mV Typical
- Load Regulation: 25mV Typical
- Low Output Voltage Temperature Coefficient: ±100ppm/°C
- Low Standby Current: 0.1μA Typical (AP2139)
- Active Quick Output Discharge (AP2139)
- Logic-Controlled Enable (AP2139)
- Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
- Halogen and Antimony Free. “Green” Device (Note 3)

Applications
- Battery Powered Equipment
- Reference Voltage Sources
- Cameras, Video Cameras
- Portable AV Systems
- Mobile Phones
- Communication Tools
- Portable Games