UTC78DXX

LINEAR INTEGRATED CIRCUIT

1

QW-R101-005,C

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.

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

TO-252

1

TO-251

1

1: Input

2: GND

3: Output

EQUIVALENT CIRCUIT

3

1

2

GND

OUTPUT

INPUT

R13

R17

R9

Z2

T12

T14

R19

R18

R12

R11

R10

R8

T8

T9

T13

T10

R14

T11

T5

T6

R5

T4

Z1

R15

T15

R16

R1

R2

R4

C1

R6

T7

T3

T1

T2

R3

R7