AP2120
AP2120 is EXTREMELY LOW NOISE LDO REGULATOR manufactured by BCD.
HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR
General Description
Features
Data Sheet AP2120
The AP2120 series are positive voltage regulator ICs fabricated by CMOS process. Each of these ICs con-
- Low Dropout Voltage at IOUT=100m A: 200m V Typical (Except 1.2V, 1.3V and 1.5V Versions) sists of a voltage reference, an error amplifier, a resistor network for setting output voltage, a current limit circuit for current protection.
- -
- Low Quiescent Current: 25μA Typical High Ripple Rejection: 65d B Typical （f=1k Hz） Output Current: More Than 150m A (250m A
The AP2120 series feature high supply voltage ripple
Limit) rejection, low dropout voltage, low noise, high output
- Extremely Low Noise: 15μVrms@VOUT=1.2V, voltage accuracy, and low current consumption which
1.3V, 1.5V (10Hz to 100k Hz) make them ideal for use in various battery-powered
- Excellent Line Regulation: 4m V Typical devices.
- Excellent Load Regulation: 12m V Typical
- High Output Voltage Accuracy: ±2%
The AP2120 series have 1.2V, 1.3V, 1.5V, 1.8V, 2.5V,
- Excellent Line Transient Response and Load
2.8V, 3.0V, 3.2V, 3.3V, 3.6V, 4.0V and 5.0V versions.
Transient Response
The AP2120 are available in standard SOT-23, SOT-89 and TO-92 packages.
- patible with Low ESR Ceramic Capacitor (as Low as 1μF)
Applications
- Mobile Phones, Cordless Phones
- Wireless munication Equipment
- Portable Games
- Cameras, Video Recorders
- Sub-board Power Supplies for Tele Equip- ment
- Battery Powered Equipment
SOT-23 Mar. 2013 Rev. 1....
