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NJM2839

JRC
Part Number NJM2839
Manufacturer JRC
Description POSITIVE/NEGATIVE 2CH LOW DROPOUT VOLTAGE REGULATOR
Published Jun 14, 2009
Detailed Description NJM2839 www.DataSheet4U.com POSITIVE/NEGATIVE 2CH LOW DROPOUT VOLTAGE REGULATOR „ GENERAL DESCRIPTION The NJM2839 is a ...
Datasheet PDF File NJM2839 PDF File

NJM2839
NJM2839

Overview
NJM2839 www.
DataSheet4U.
com POSITIVE/NEGATIVE 2CH LOW DROPOUT VOLTAGE REGULATOR „ GENERAL DESCRIPTION The NJM2839 is a positive/negative 2ch low dropout voltage regulator.
Advanced bipolar technology achieves low noise, high precision voltage and high ripple rejection.
Negative output CH has built into soft-start and shunt SW functions.
Positive/Negative Dual output, 1.
0µF Output capacitor and small package can make NJM2839 suitable for power supply for CCD of portable item.
„ PACKAGE OUTLINE NJM2839R „ FEATURES z High Ripple Rejection 75dB typ.
(f=1kHz,Vo1=3V Version) z Low Output Noise Voltage VNO1=45µVrms typ.
z Output capacitor with 1.
0µF ceramic capacitor.
(Vo1≥5.
5V) z Output Current Io1(max.
)=100mA z High Precision Output Vo1±1.
5% z Low Drop Out Voltage 0.
10V typ.
(Io1=60mA) z ON/OFF Control z Internal Thermal Overload Protection z Internal Short Circuit Current Limit z High Ripple Rejection 65dB typ.
(f=1kHz,Vo2=-7V Version) z Low Output Noise Voltage VNO2=100µVrms typ z Output capacitor with 1.
0µF ceramic capacitor.
z Output Current Io2(max.
)=100mA z High Precision Output Vo2±1.
5% z Low Drop Out Voltage 0.
13V typ.
(Io2=60mA) z ON/OFF Control (with output shunt SW) z Soft-start Function z Internal Thermal Overload Protection z Internal Short Circuit Current Limit z Bipolar Technology z Package Outline VSP8 „ PIN CONFIGURATION 8 7 6 5 1.
CONTROL1 2.
V+ 3.
CS 4.
CONTROL2 5.
V– 6.
VOUT2 7.
GND 8.
VOUT1 1 2 3 4 NJM2839RXXXX NJM2839 www.
DataSheet4U.
com „ OUTPUT VOLTAGE RANK LIST Device Name VOUT1 NJM2839R1575 15V NJM2839R1375 13V NJM2839R1275 12V NJM2839R1263 12V NJM2839R1206 12V VOUT2 -7.
5V -7.
5V -7.
5V -6.
3V -6.
0V „ EQUIVALENT CIRCUIT V+ Thermal Protection Current Limit VOUT1 CONTROL1 Output Control Bandgap Reference GND Thermal Protection Current Limit CS Bandgap Reference CONTROL2 V– Output Control VOUT2 NJM2839 www.
DataSheet4U.
com „ ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Input Voltage V V + Control voltage 1...


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