CJ78M12-TO251-3L datasheet(1/1 Pages) ZPSEMI

Part #	CJ78M12-TO251-3L

Description	TO-251-3L/TO-252-2L Plastic-Encapsulate Regulators

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Manufacturer	ZPSEMI [ZP Semiconductor]

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1 2 3

2

Co

0.1μF

TO-251-3L/TO-252-2L Plastic-Encapsulate Regulators

CJ78M12 Three-terminal positive voltage regulator

FEATURES

Maximum Output current IOM: 0.5 A

Output voltage VO: 12V

Continuous total dissipation

PD:

1.25 W (Ta= 25

℃)

15 W (Tc= 25

℃)

ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)

Parameter

Symbol

Value

Unit

Input Voltage

Vi

35

V

Operating Junction Temperature Range

TOPR

0-+125

℃

Storage Temperature Range

TSTG

-65-+150

℃

ELECTRICAL CHARACTERISTICS (Vi=19V,Io=350mA, Ci=0.33μF,Co=0.1μF, unless otherwise specified )

Parameter

Symbol

Test conditions

Min

Typ

Max

Unit

25

℃

11.5

12

12.5

V

Output Voltage

Vo

14.5≤Vi≤27V, Io=5mA-350mA

Po≤ 1.25W

0-125

℃

11.4

12

12.6

V

Io=5mA-500mA

25

℃

25

240

mV

Load Regulation

ΔVo

Io=5mA-200mA

25

℃

10

120

mV

14.5V≤Vi≤30V, Io=200mA

25

℃

10

100

mV

Line Regulation

ΔVo

16V≤Vi≤30V, Io=200mA

25

℃

3

50

mV

Quiescent Current

Iq

25

℃

4.6

6

mA

ΔIq

14.5V≤Vi≤30V, Io=200mA

0-125

℃

0.8

mA

Quiescent Current Change

ΔIq

5mA≤IO≤350mA

0-125

℃

0.5

mA

Output Noise Voltage

VN

10Hz≤f≤100KHz

25

℃

75

μV

Ripple Rejection

RR

15≤Vi≤25V,f=120Hz,Io=300mA

0-125

℃

55

80

dB

Dropout Voltage

Vd

Io=350mA

25

℃

2

V

Short Circuit Current

Isc

Vi=19V

25

℃

240

mA

Peak Current

Ipk

25

℃

0.7

A

TYPICAL APPLICATION

Vi

1

3

Vo

UTC

Ci

0.33μF

TO-251-3L

TO-252-2L

1.IN

2.GND

3.OUT

CJ78M12

0.5A

1 of 1

sales@zpsemi.com

www.zpsemi.com

CJ78M12

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