NJM2871B Datasheet, PDF (1/9 Pages) New Japan Radio – Low Dropout Voltage Regulator

NJM2871B/72B
Low Dropout Voltage Regulator
GENERAL DESCRIPTION
The NJM2871B/72B are low dropout voltage regulator designed for
cellular phone applications.
Advanced Bipolar technology achieves low noise, high ripple
rejection and low quiescent current.
FEATURES
High Ripple Rejection
75dB typ. (f=1kHz Vo=3V version)
Output Noise Voltage
Vno=30µVrms typ. (Cp=0.01µF)
Output capacitor with 1.0uF ceramic capacitor(Vo≥2.7V: Version)
Output Current
Io(max.)=150mA
High Precision Output
Vo ±1.0%
Low Dropout Voltage
0.10V typ. (Io=60mA)
Input Voltage Range
+2.3 ∼ +14V(Vo≤2.0V version)
ON/OFF Control
(Active High)
Internal Short Circuit Current Limit
Internal Thermal Overload Protection
Bipolar Technology
Package Outline
SOT-23-5 (MTP5)
PACKAGE OUTLINE
NJM2871BF/72BF
PIN CONFIGURATION
54
123
1. CONTROL (Active High)
2. GND
3. NOISE BYPASS
4. V_OUT
5. V_IN
NJM2871BF
54
123
1. V_IN
2. GND
3. CONTROL (Active High)
4. NOISE BYPASS
5. V_OUT
NJM2872BF
EQUIVALENT CIRCUIT
V_IN
Control
Bandgap
Reference
Thermal
Protection
V_OUT
Noise
Bypass
GND
Ver.2005-01-25
-1-