UNISONIC TECHNOLOGIES CO., LTD
78TXX
LINEAR INTEGRATED CIRCUIT
3-TERMINALS 0.5A POSITIVE VOLTAGE REGULATOR
DESCRIP...
UNISONIC TECHNOLOGIES CO., LTD
78TXX
LINEAR INTEGRATED CIRCUIT
3-TERMINALS 0.5A POSITIVE VOLTAGE
REGULATOR
DESCRIPTION
The UTC 78TXX family is monolithic fixed voltage
regulator integrated circuit. They are suitable for applications that required supply current up to 0.5 A.
FEATURE
* Output current up to 0.5 A * Fixed output voltage of 5V, 6V, 7V, 8V, 9V, 12V, 15V, 18V and 20V available * Thermal overload shutdown protection * Short circuit current limiting * Output
transistor SOA protection
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
78TXXL-TQ2-R
78TXXG-TQ2-R
78TXXL-TQ2-T
78TXXG-TQ2-T
78TXXL-TQ3-R
78TXXG-TQ3-R
78TXXL-TQ3-T
78TXXG-TQ3-T
Notes: 1. xx: output voltage, refer to Marking Information
2. Pin Code: I: Input G: GND O: Output
Package
TO-263 TO-263 TO-263-3 TO-263-3
Pin Assignment
1
2
3
I
G
O
I
G
O
I
G
O
I
G
O
Packing
Tape Reel Tube
Tape Reel Tube
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QW-R101-021.I
78TXX
LINEAR INTEGRATED CIRCUIT
MARKING INFORMATION
PACKAGE
TO-263 TO-263-3
VOLTAGE CODE
05 : 5V 06 : 6V 07: 7V 08 : 8V 09 : 9V 12 : 12V 15 : 15V 18 : 18V 20: 20V
BLOCK DIAGRAM
MARKING
R13
R17
T10
T8
R14
T11
T5
R9
Z2
T12
T9
T14 R19
R18 R12
T13
R11 R10
T6 R8
R15 Z1
R5 T4
T15
R4
R6
R16
T7
R1
R2
C1
R7
T3
T1
T2
INPUT 1
OUTPUT 3
R3
GND
2
TYPICAL APPLICATION CIRCUIT
VIN
CI 0.33 μF
1 UTC78TXX 3 2
VoUT
CO 0.1 μF
Note: Bypass capacitors a...