Read Harman Kardon AVR 265 (serv.man5) Service Manual online
NJM2391
PIN FUNCTION
1.V
1.V
IN
2.GND
3.V
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
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
Tstg
−
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
NJM2391DL1-26 2.6V
NJM2391DL1-28 2.85V
NJM2391DL1-03 3.0V
NJM2391DL1-33 3.3V
NJM2391DL1-35 3.5V
NJM2391DL1-05 5.0V
NJM2391DL1
3
1
2
Harman Kardon
AVR 265/230V Service Manual
Page 109 of 168
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