NJM2887 Datasheet, PDF (1/5 Pages) New Japan Radio – ADJUSTABLE LOW DROPOUT VOLTAGE REGULATOR

NJM2887
ADJUSTABLE LOW DROPOUT VOLTAGE REGULATOR
! GENERAL DESCRIPTION
The NJM2887 is an adjustable low dropout voltage
regulator with ON/OFF control.
Advanced Bipolar technology achieves low noise, high
ripple rejection and low quiescent current.
It is suitable for DVD, FAX and Car Audio.
! PACKAGE OUTLINE
NJM2887DL2
! FEATURES
" High Ripple Rejection
75dB typ. (f=1kHz)
" Output Noise Voltage
Vno=45µVrms
" Output capacitor with 2.2µF ceramic capacitor
" Output Current
Io(max.)=500mA
" High Precision Output
Vref=1.27V±1.0%
" Low Dropout Voltage
0.18V typ. (Io=300mA)
" ON/OFF Contorol
" Internal Short Circuit Current Limit
" Internal Thermal Overload Protection
" Bipolar Technology
" Package Outline
TO-252-5
! PIN CONFIGURATION
3
12345
PIN FUNCTION
1.CONTROL
2. V_IN
3.GND
4.V_OUT
5.V_ADJ
NJM2887DL2
! EQUIVALENT CIRCUIT
V_IN
Control
Bandgap
Reference
Thermal
Protection
V_OUT
V_ADJ
GND
Ver.2004-01-16
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