NJM2391
PIN FUNCTION
1.V
IN
2.GND
3.V
OUT
NJM2391DL1
LOW DROPOUT VOLTAGE REGULATOR
GENERAL DESCRIPTION PACKAGE OUTLINE
The NJM2391 is low dropout voltage regulators
featuring high precision voltage.
It is suitable for Notebook PCs, PC cards and hard
disks where 3.3V need to be generated from 5V supply.
A small TO-252 package is adopted for the space
saving.
FEATURES
zOutput Current Io(max.)=1A
zHigh Precision Output Voltage Vo±1%
zLow Dropout Voltage ∆ V
I-O
=1.1V typ. At Io=1A
zInternal Excessive Voltage Protection Circuit
zInternal Short Circuit Current Limit
zInternal Thermal Overload Protection
zBipolar Technology
zPackage Outline TO-252
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
PARAMETER SYMBOL RATINGS UNIT
Input Voltage V
+
+10 V
Power Dissipation P
D
TO-252
8 (Tc=25°C)
0.8(Ta≤25°C)
W
Operating Temperature
Topr
−40 ~ +85 °C
Storage Temperature
Tst g
−50 ~ +125 °C
OUTPUT VOLTAGE RANK LIST
Device Name V
OUT
NJM2391DL1-25 2.5V
NJM2391DL1-26 2.6V
NJM2391DL1-28 2.85V
NJM2391DL1-03 3.0V
NJM2391DL1-33 3.3V
NJM2391DL1-35 3.5V
NJM2391DL1-05 5.0V
NJM2391DL1
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