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2

isc Three Terminal Positive Voltage Regulator

7812

·

ELECTRICAL CHARACTERISTICS

Tj=25℃ (Vi= 19V, IO=0.5A, Ci= 0.33μF, CO= 0.1μF unless otherwise specified)

SYMBOL

PARAMETER

CONDITIONS

MIN

MAX

UNIT

VO

Output Voltage

Vin=19V; IO=500mA

11.5

12.5

V

△

VV

Line Regulation

14.5V≤Vin≤30V; IO=500mA

120

mV

△

Vi

Load Regulation

5.0mA≤IO≤1.0A;Vin=19V

100

mV

Ib

Quiescent Current

Vin=19V; IO=1.5A

6.0

mA

△b1

Quiescent Current Change

5.0mA≤IO≤1.0A;Vin=19V

0.5

mA

△b2

Quiescent Current Change

15V≤Vin≤30V; IO=500mA

0.8

mA

NOTICE：

ISC reserves the rights to make changes of the content herein the datasheet at any time without

notification. The information contained herein is presented only as a guide for the applications of

our products.

ISC products are intended for usage in general electronic equipment. The products are not

designed for use in equipment which require specialized quality and/or reliability, or in equipment

which could have applications in hazardous environments, aerospace industry, or medical

field. Please contact us if you intend our products to be used in these special applications.

ISC makes no warranty or guarantee regarding the suitability of its products for any particular

purpose, nor does ISC assume any liability arising from the application or use of any products, and

specifically disclaims any and all liability, including without limitation special, consequential or

incidental damages.