IL78XX

IL7808 ELECTRICAL CHARACTERISTICS

(Refer to test circuit, Tmin<Tj<Tmax, Io=500mA, VI=14V, Ci=0.33 ㎌, Co=0.1 ㎌, unless otherwise sprcified)

Characteristic

Symbol

Test condition

Min.

Typ.

Max.

Unit

Tj = 25

° C

7.7

8.0

8.3

Output Voltage

Vo

5.0mA ≤Io ≤1.0A, PD ≤15W

VI = 10.5V to 23V

VI = 11.5V to 23V

7.6

8.0

8.4

V

VI = 10.5V to 25V

5.0

160

Line Regulation

∆Vo

Tj =

25

° C

VI = 11.5V to 17V

2.0

80

Io = 5.0mA to 1.5A

10

160

Load Regulation

∆Vo

Tj =

25

° C

Io = 250mA to 750mA

5

80

mV

Quiescent current

Iq

Tj = 25

° C

5

8

mA

Io = 5mA to 1A

0.05

0.5

VI = 10.5V to 25V

0.5

1.0

Quiescent current

Change

∆Iq

VI = 11.5V to 25V

mA

Output voltage Drift

Io = 5mA

-0.8

mV/

° C

Output noise voltage

Vn

f = 10Hz to 100KHz, Ta = 25

° C

52

㎶

Ripple Rejection

RR

f = 120Hz, VI = 11.5V to 21.5V

56

73

dB

Dropout voltage

Vd

Io = 1A, Tj = 25

° C

2

V

Peak current

Ipk

Tj = 25

° C

2.2

A

Output Resistance

Ro

f = 1KHz

17

Short circuit current

Isc

Vi = 35V, Ta = 25

° C

230

mA

* Load and lone regulation are specified at constant junction temperature. Changes in Vo due to heating effects

must be taken into account separately. Pulse testing with low duty is used.

Rev. 02