UTC 78DXX
LINEAR INTEGRATED CIRCUIT
3-TERMINAL 0.5A POSITIVE
VOLTAGE REGULATOR
DESCRIPTION
The UTC 78DXX family is monolithic fixed
voltage regulator integrated circuit. They are suitable
for applications that required supply current up to 0.5
A.
1
TO-252
FEATURE
*Output current up to 0.5 A
*Fixed output voltage of 3.3V,4.7V,5V, 6V, 8V, 9V,
12V, 15V ,18V and 24V available
*Thermal overload shutdown protection
*Short circuit current limiting
*Output transistor SOA protection
1
TO-251
1: Input
2: GND
3: Output
EQUIVALENT CIRCUIT
INPUT
1
R13
T10
R17
T8
R9
T9
Z2
T12
T14
R19
R18
R11
R14
T11
T13
T5
T6
R12
R10
OUTPUT
3
R8
R15
T4
Z1
T15
R5
R4
R6
T7
R16
R1
R2
C1
T3
R7
T1
T2
R3
GND
2
UTC
UNISONIC TECHNOLOGIES CO. LTD
1
QW-R101-005,C