LM7912

3-Terminal 1A Negative Voltage Regulator

The KA79XX / KA79XXA / LM79XX series of three-terminal negative regulators are available in a TO-220 package with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shutdown, and safe operating area protection.

Features

  • Output Current in Excess of 1 A
  • Output Voltages of: -5 V, -6 V, -8 V, -9 V, -12 V, -15 V, -18 V, -24 V
  • Internal Thermal Overload Protection
  • Short-Circuit Protection
  • Output Transistor Safe Operating Area Compensation
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Product Product &
Eco Status
Unit Price/
1K Order
Packing Method Convention Package Marking
Convention*
Qualification
Support
Compliance
Certificates
LM7912CT Full Production
ROHS Compliant as of 27-Feb-2006
 China RoHS
$0.2575

TO-220 3L  -  Details
4.83 x 10.16 x 8.89mm,  RAIL

PDF TO-220 3L  Drawing
Last Update: Nov 2015 PDF TO220-3L, JEDEC VARIATION, PACKING DRAWING
Last Update: Oct 2013 PDF TO Tube Packing Drawing
Last Update: Sep 2015 PDF TO Vacuum Packing Drawing
Last Update: Sep 2015
Line 1$Y (Fairchild logo)
&Z (Plant Code)
&3 (3-Digit Date Code)
&K

Line 3LM7912C

FIT [Calculate] 4.39 @55°C
MTBF 2.28E8

PDF RoHS IPC1752
XML RoHS IPC1752
PDF RoHS/REACH/JIG
PDF China RoHS

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This product is general usage and suitable for many different applications.

Distributor Inventory

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Fairchild Product Availability (Projected Cumulative Factory Inventory)

Product Product Availability Date Total Projected Inventory
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Product
Ea
(0.3 - 1.4)
Confidence
(0.6-0.9)
T use (°C)
T Stress (°C)
Kt (eV/K)
Device Hours
@ T Stress
(devices*hours)
Rejects
(devices)
Chi
Square
Acceleration
Factor
FIT @ T use
MTBF @ T
use (hours)
LM7912CT 0.7 0.6 55 150 8.62E-05 804752 0 1.83 259.24 4.39
Run new FIT calculation
2.28E8