IL78XX

IL7824 ELECTRICAL CHARACTERISTICS

(Refer to test circuit, Tmin<Tj<Tmax, Io=500mA, VI=33V, Ci=0.33 ㎌, Co=0.1 ㎌, unless otherwise sprcified)

Characteristic

Symbol

Test condition

Min.

Typ.

Max.

Unit

Tj = 25

° C

23

24

25

Output Voltage

Vo

5.0mA ≤Io ≤1.0A, PD ≤15W

VI = 27V to 38V

VI = 28V to 38V

22.8

24

25.25

V

VI = 27V to 38V

17

480

Line Regulation

∆Vo

Tj =

25

° C

VI = 30V to 36V

6

240

Io = 5.0mA to 1.5A

15

480

Load Regulation

∆Vo

Tj =

25

° C

Io = 250mA to 750mA

5

240

mV

Quiescent current

Iq

Tj = 25

° C

5.2

8

mA

Io = 5mA to 1A

0.1

0.5

VI = 27V to 38V

0.5

1.0

Quiescent current

Change

∆Iq

VI = 28V to 38V

mA

Output voltage Drift

Io = 5mA

-1.5

mV/

° C

Output noise voltage

Vn

f = 10Hz to 100KHz, Ta = 25

° C

60

㎶

Ripple Rejection

RR

f = 120Hz, VI = 28V to 38V

50

67

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

28

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