NJM2870 Datasheet, PDF (1/9 Pages) New Japan Radio – LOW DROPOUT VOLTAGE REGULATOR

NJM2870
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.
s PACKAGE OUTLINE
FEATURES
High Ripple Rejection 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
Input Voltage range
∆V_I-_O=0.12V typ. (Io=60mA, Vo≥1.8V)
+2∼+14V (Vo=1.5V Version)
ON/OFF Control
(Active High)
Output capacitor with 4.7uF ceramic capacitor
Internal Short Circuit Current Limit
Internal Thermal Overload Protection
Bipolar Technology
Package Outline
SOT-23-5
NJM2870F
PIN CONFIGURATION
54
123
NJM2870F
PIN FUNCTION
1. CONTROL (Active High)
2. GND
3. NOISE BYPASS
4. V_OUT
5. V_IN
EQUIVALENT CIRCUIT
V_IN
Cont
Bandgap
Reference
Thermal
Protection
V_OUT
Noise
Bypass
GND