NJM2870
com
LOW DROPOUT VOLTAGE
REGULATOR
! GENERAL DESCRIPTION The NJM2870 is low dropout voltage
regulator designed for cellular phone application.
Advanced Bipolar technology achieves low noise, high ripple rejection and low quiescent current.
! FEATURES "High Ripple Rejection ! PACKAGE OUTLINE
NJM2870F
56dB ≤ RR (DC f 60kHz) 66dB typ.
(f=100Hz) 60dB typ.
(f=1kHz) "Output Noise Voltage Vno=30µV typ.
(Cp=0.
01µF) "Output Current Io(max.
)=150mA "High Precision Output Vo±2% "Low Dropout Voltage ∆VI-O=0.
12V typ.
(Io=60mA, Vo≥1.
8V) "Input Voltage range +2∼+14V (Vo=1.
5V Version) "ON/OFF Control (Active High) "Output capacitor with 4.
7uF ceramic capacitor "Internal Short Cir...