NJM2873
LOW DROPOUT VOLTAGE REGULATOR
s
GENERAL DESCRIPTION
The NJM2873 is low dropout voltage regulator designed
for cellular phone application.
Advanced Bipolar technology achieves low noise, high ripple
rejection and low quiescent current.
s
FEATURES
qHigh
Ripple Rejection
70dB typ. (f=1kHz)
qOutput
Noise Voltage
Vno=30碌Vrms (Cp=0.01碌F)
qOutput
capacitor with 1.0uF ceramic capacitor (Vo鈮?.7V)
qOutput
Current
Io(max.)=150mA
qHigh
Precision Output
Vo鹵1%
qLow
Dropout Voltage
0.10V typ. (Io=60mA)
qON/OFF
Control
(Active High)
qInternal
Short Circuit Current Limit
qInternal
Thermal Overload Protection
qBipolar
Technology
qPackage
Outline
FFP12-B1 (2.0脳2.0脳0.85mm)
s
PIN CONFIGURATION
9
10
11
12
1
2
3
8
7
6
5
4
s
PACKAGE OUTLINE
NJM2873PB1
PIN FUNCTION
1. V
IN
2. V
IN
3. V
IN
4. CONTROL
5. GND
6. GND
7. GND
8. NOISE BYPASS
9. NC
10. V
OUT
11. V
OUT
12. V
OUT
NJM2873PB1
s
EQUIVALENT CIRCUIT
V
IN
Cont
Thermal
Protection
V
OUT
Noise
Bypass
Bandgap
Reference
GND