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KA7812R

Description
3-Terminal 1A Positive Voltage Regulator
CategoryPower/power management    The power supply circuit   
File Size231KB,28 Pages
ManufacturerFairchild
Websitehttp://www.fairchildsemi.com/
Download Datasheet Parametric View All

KA7812R Overview

3-Terminal 1A Positive Voltage Regulator

KA7812R Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerFairchild
Parts packaging codeTO-252
package instructionTO-220, SMSIP3H,.38,90TB
Contacts3
Reach Compliance Codecompli
ECCN codeEAR99
AdjustabilityFIXED
Nominal dropback voltage 12 V
Maximum absolute input voltage35 V
Maximum input voltage30 V
Minimum input voltage14.5 V
JESD-30 codeR-PSFM-T3
JESD-609 codee0
Maximum grid adjustment rate0.24%
Maximum load regulation0.24%
Number of functions1
Output times1
Number of terminals3
Working temperatureTJ-Max125 °C
Operating temperatureTJ-Mi
Maximum output current 11 A
Maximum output voltage 112.6 V
Minimum output voltage 111.4 V
Nominal output voltage 112 V
Package body materialPLASTIC/EPOXY
encapsulated codeTO-220
Encapsulate equivalent codeSMSIP3H,.38,90TB
Package shapeRECTANGULAR
Package formFLANGE MOUNT
Peak Reflow Temperature (Celsius)NOT SPECIFIED
Certification statusNot Qualified
Regulator typeFIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR
surface mountNO
technologyBIPOLAR
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formTHROUGH-HOLE
Terminal pitch2.3 mm
Terminal locationSINGLE
Maximum time at peak reflow temperatureNOT SPECIFIED
Maximum voltage tolerance4%
Base Number Matches1
www.fairchildsemi.com
KA78XX/KA78XXA
3-Terminal 1A Positive Voltage Regulator
Features
Output Current up to 1A
Output Voltages of 5, 6, 8, 9, 10, 12, 15, 18, 24V
Thermal Overload Protection
Short Circuit Protection
Output Transistor Safe Operating Area Protection
Description
The KA78XX/KA78XXA series of three-terminal positive
regulator are available in the TO-220/D-PAK package and
with several fixed output voltages, making them useful in a
wide range of applications. Each type 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.
TO-220
1
D-PAK
1
1. Input 2. GND 3. Output
Internal Block Digram
Rev. 1.0.0
©2001 Fairchild Semiconductor Corporation
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