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H7812AJ

Description
35V 8mA 3-Terminal Positive Voltage Regulator
CategoryPower management   
File Size156KB,12 Pages
ManufacturerHI-SINCERITY MICROELECTRONICS CORP.
Download Datasheet View All

H7812AJ Overview

35V 8mA 3-Terminal Positive Voltage Regulator

Features

Product Name: 35V 8mA 3-terminal positive voltage regulator


3-Terminal Positive Voltage Regulators


Product model: H7812AJ


Product Description:


The H78XX series can provide local on-card regulation, eliminating the distribution problems associated with single point regulation. Each employs internal current limiting, thermal shut-down and safe operating area protection, making it essentially indestructible. If adequate heat sinking is provide, they can deliver over 1A output current. Although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain adjustable voltages and currents.



product features:


Output Current In Excess of 1A


Output Voltage of 5V, 6V, 8V, 9V, 12V


Internal Short-Circuit Current Limiting & Thermal Overload Protection


Guaranteed In Extended Temperature Range



parameter:


Input voltage: 35V


Output voltage: 12±3%V


Quiescent Cur. Static current: Max.8mA


Output Cur. Output current: 1000mA


ROSH: PF (lead-free) HF (halogen-free)


Package:TO-252


H7812AJ Preview

Download Datasheet
HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : IC200405
Issued Date : 2004.04.01
Revised Date : 2010.07.01
Page No. : 1/12
H78XX Series
3-Terminal Positive Voltage Regulators
H78XX Series Pin Assignment
Tab
3-Lead Plastic
TO-252
Package Code: J
Pin 1: V
IN
Pin 2 & Tab: GND
Pin 3: V
OUT
Description
The H78XX series can provide local on-card regulation, eliminating the distribution
problems associated with single point regulation. Each employs internal current
limiting, thermal shut-down and safe operating area protection, making it
essentially indestructible. If adequate heat sinking is provided, they can deliver
over 1A output current. Although designed primarily as fixed voltage regulators,
these devices can be used with external components to obtain adjustable voltages
and currents.
Tab
1
2
3
3-Lead Plastic
TO-251
Package Code: I
Pin 1: V
IN
Pin 2 & Tab: GND
Pin 3: V
OUT
1
2
3
3-Lead Plastic
SOT-82
Package Code: NE
Pin 1: V
IN
Pin 2: GND
Pin 3: V
OUT
1
2
3
Features
Output Current In Excess of 1A
Output Voltages of 5V, 6V, 8V, 9V, 12V
Internal Short-Circuit Current Limiting & Thermal Overload Protection
Guaranteed In Extended Temperature Range
Absolute Maximum Ratings
(T
A
=25C)
Tab
Characteristic
Input Voltage
Power Dissipation
Operating Temperature
Storage Temperature
Junction Temperature
o
Symbol
V
IN
P
D
T
opr
T
stg
T
j
Rating
40
Internally limited
(Note)
-40 to 125
-55 to 150
150
Unit
V
o
o
o
C
C
C
1
2
3-Lead Plastic
TO-220AB
Package Code: E
Pin 1: V
IN
Pin 2 & Tab: GND
Pin 3: V
OUT
3
Note: (1)T
A
=25 C, TO-251: 1W, TO-252: 1W, SOT-82: 2.1W, TO-220AB: 2.7W
o
(2)T
C
=25 C, All package: 10W
Thermal Data
Characteristic
Thermal Resistance Junction-Case
Thermal Resistance Junction-Ambient
Symbol
R
th(j-c)
R
th(j-a)
TO-252
12.5
125
TO-251
12.5
125
SOT-82
12.5
60
TO-220AB
12.5
47
Unit
o
o
C/W
C/W
Schematic Diagram & Equivalent Circuit
Schematic Diagram
Input
1
Equivalent Circuit
Series
Pass
Element
Output
3
V
IN
Current
Generator
SOA
Protection
Starting
Circuit
Reference
Voltage
Error
Amplifier
Thermal
Protection
V
OUT
GND
2
H78XX Series
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