LX8415 Microsemi Corporation, LX8415 Datasheet - Page 2

• Manufacturer Part Number: LX8415
• Description: 0.5a Low Dropout Positive Regulators
• Manufacturer: Microsemi Corporation

LX8415-xx
2
Power Dissipation .................................................................................. Internally Limited
Input Voltage
Surge Voltage ................................................................................................................. 7V
Operating Junction Temperature
Storage Temperature Range ...................................................................... -65°C to 150°C
Lead Temperature (Soldering, 10 seconds) ............................................................. 300°C
Short-Circuit Protection ....................................................................................... Indefinite
Note 1. Exceeding these ratings could cause damage to the device. All voltages are with
ST PACKAGE:
Junction Temperature Calculation: T
thermal performance of the device/pc-board system. All of the above assume no ambient airflow.
*
THERMAL RESISTANCE-JUNCTION TO TAB,
THERMAL RESISTANCE-JUNCTION TO AMBIENT,
plane or internal power plane.
mounting technique. (See Application Notes Section: Thermal Considerations)
LX8415-00 (Adjustable) / 8415-33 (3.3V) .................................................................. 7V
Plastic (ST, DD & DT Packages) .......................................................................... 150°C
JA
can be improved with package soldered to 0.5IN
respect to Ground. Currents are positive into, negative out of the specified terminal.
ADJ
V
IN
A B S O LUT E MAXIMU M RATINGS
Circuit
Bias
T H ER MAL DATA
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
JA
0 . 5 A L
J
can vary from 20ºC/W to > 40ºC/W depending on
= T
Limit Circuit
Thermal
A
+ (P
P
R E L I M I N A R Y
JT
D
x
O W
JA
JA
). The
2
copper area over backside ground
D
R O P O U T
Bandgap
BL OCK D IA GR A M
Circuit
JA
numbers are guidelines for the
(Note 1)
P
O S I T I V E
D
A T A
Control
Circuit
*150°C/W
15°C/W
R
S
E G U L A T O R S
H E E T
Output
Circuit
Limit Circuit
Current
PACKAGE PIN OUTS
TAB IS V
ST PACKAGE
(Top View)
OUT
3. IN
2. OUT
1. ADJ / GND
V
Copyright © 1999
OUT
Rev. 0.4
1/99