UNISONIC TECHNOLOGIES CO.,
78DxxA Linear Integrated Circuit
www.unisonic.com.tw 1
Copyright © 2005 Unisonic Technologies Co., QW-R101-010,F
3-TERMINALS 1A POSITIVE
VOLTAGE REGULATOR

null DESCRIPTION
The UTC 78DXXA family is monolithic fixed voltage regulator
integrated circuit. They are suitable for applications that required
supply current up to 1 A.

null FEATURES
* Peak output current up to 1A.
* Fixed output voltage of 3.3V, 4.7V, 5V, 6V, 7V, 8V, 9V, 10V,
12V, 15V, 18V and 24V available.
* Thermal overload shutdown protection.
* Short circuit current limiting.
* Output transistor SOA protection.

TO-252
1

*Pb-free plating product number: 78DxxAL

null PIN CONFIGURATION

PIN NO. PIN NAME
1 Input
2 Ground
3 Output

null ORDERING INFORMATION
Ordering Number
Normal Lead Free Plating
Package Packing
78DxxA-TM3-T 78DxxAL-TM3-T TO-251 Tube
78DxxA-TN3-R 78DxxAL-TN3-R TO-252 Tape Reel
78DxxA-TN3-T 78DxxAL-TN3-T TO-252 Tube
Note: xx: Output Voltage, refer to below table.

null OUTPUT VOLTAGE INFORMATION
Output Voltage Code
3.3V 33
4.7V 47
5V 05
6V 06
7V 07
8V 08
9V 09
10V 10
12V 12
15V 15
18V 18
24V 24