The following content is an automatically extracted verbatim text
from the original manufacturer datasheet and is provided for reference purposes only.
View original datasheet text
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=100mA: 200mV 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: 65dB Typical （f=1kHz） Output Current: More Than 150mA (250mA
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.
AP2120 Datasheet
