SE78XX
1A 3-Terminal Positive Voltage Regulator
General Description
Features
Output Current up to 1A
The SE78XX series are three terminal
positive voltage regulators designed for a
wide variety of applications including local,
on-card regulation.
Fixed Output Voltages of 5V, 9Vand 12V
Output Voltage Accuracy of ±4% over the
Full Temperature Range
Internal Short Circuit Current Limiting
Internal Thermal Overload Protection
Output Transistor Safe-area Protection
Low Load Regulation
The SE78XX is complete with internal
current limiting, thermal shutdown protection,
and safe-area compensation which make
them virtually immune from output overload.
If adequate heat sinking is provided, these
regulators can deliver output currents up to
1A.
Stable Performance in High Temperature
Applications
The SE78XX are available in TO220 and
TO252 packages.
Intelligent Ammeter
Power Management for Computer
Mother Board
LCD Monitor and LCD TV
Post Regulators for Switching Supplies
Typical Application
Rev1.0
Preliminary and all contents are subject to change without prior notice.
© Seaward Electronics, Inc., • www.seawardinc.com • Page 2
9/4/2012