Harman Kardon AVR247 Service Manual page 90

harman/kardon
GENERAL DESCRIPTION
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
Output Current
High Precision Output Voltage
Low Dropout Voltage
Internal Excessive Voltage Protection Circuit
Internal Short Circuit Current Limit
Internal Thermal Overload Protection
Bipolar Technology
Package Outline
PIN CONFIGURATION
2
PIN FUNCTION
1.V
IN
2.GND
3.V
OUT
1 3
NJM2391DL1
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Input Voltage
Power Dissipation
Operating Temperature
Storage Temperature
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
LOW DROPOUT VOLTAGE REGULATOR
Io(max.)=1A
Vo±1%
∆ V
=1.1V typ. At Io=1A
I-O
TO-252
SYMBOL RATINGS
+
V
P TO-252
D
−40 ~ +85
Topr
−50 ~ +125
Tstg
PACKAGE OUTLINE
NJM2391DL1
(Ta=25°C)
UNIT
+10 V
8 (Tc=25°C)
W
0.8(Ta≤25°C)
°C
°C
AVR247/230 Service Manual
NJM2391
Page 90 of 131