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| NJW4187 Datasheet, PDF (1/1 Pages) New Japan Radio – 40V Io=1000mA Low dropout Regulator | |||
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U.D.
40V Io=1000mA
Low dropout Regulator
NJW4187
NJW4188
 GENERAL DESCRIPTION
The NJW4187/88 is a 1000mA output low dropout
 PACKAGE OUTLINE
3
1. VIN
3
1. VIN
voltage regulator.
Advanced BCD technology achieves low consumption,
high output current and high supply voltage.
NJW4187 is output voltage fixed type. NJW4188 is
output voltage adjustable type. And it is available to low
ESR capacitor. The NJW4187/88 is suitable for various
applications.
 FEATURES
2.
3.
4.
5.
12 3 4 5
NJW4187DL3
TO252-5
CONTROL
GND
N.C.
VOUT
2.
3.
4.
5.
12 3 4 5
NJW4188DL3
TO252-5
CONTROL
GND
VADJ
VOUT
z Operating Voltage Range 35V max.
z Quiescent Current
55μA typ.
 BLOCK DIAGRAM
z Output Current
IO(min.)=1000mA
z NJW4187: fixed voltage type
Voltage Accuracy:
VO±2.0%
z NJW4188: adjustable voltage type
VIN
CONTROL
Current
Limit
Bandgap
Reference
Thermal
Protection
VOUT
VIN
CONTROL
Current
Limit
Bandgap
Reference
Thermal
Protection
VOUT
VADJ
Reference Voltage Accuracy: Vref=1.29V±2.0%
GND
GND
z Built-in Thermal Shutdown
z Over Current Protection
NJW4187
NJW4188
z Package
TO-252-5
 Recommended Application
For Car Accessory, A/V, OA Equip and so on
Please note that this device is still under the development
and therefore the specifications are subject to change.
ããããããããã Ver.2010/09/03ããããããããããããããããããããããããããããããããããããããããããããããããããããããããããããããããããããããããã
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