MC78L24A 데이터 시트보기 (PDF) - Fairchild Semiconductor

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MC78L24A

3-Terminal 0.1A Positive Voltage Regulator

Fairchild Semiconductor 

MC78LXXA/LM78LXXA/MC78L05AA

Electrical Characteristics(MC78L18A) (Continued)

(VI = 27V, IO = 40mA, 0°C ≤ TJ ≤ 125°C, CI = 0.33µF, CO = 0.1µF, unless otherwise specified. (Note1))

Parameter

Output Voltage

Line Regulation (Note1)

Load Regulation (Note1)

Symbol

VO

∆VO

∆VO

Output Voltage

VO

Quiescent Current

IQ

Quiescent Current With Line ∆IQ

Change

With Load ∆IQ

Output Noise Voltage

VN

Temperature Coefficient of VO ∆VO/∆T

Ripple Rejection

RR

Dropout Voltage

VD

Conditions

TJ = 25°C

TJ = 25°C

21V ≤ VI ≤ 33V

22V ≤ VI ≤ 33V

TJ = 25°C

1mA ≤ IO≤100mA

1mA ≤ IO ≤ 40mA

21V ≤ VI ≤ 33V 1mA ≤ IO ≤ 40mA

21V ≤ VI ≤

VMAX (Note2)

1mA ≤ IO ≤ 70mA

TJ = 25°C

21V ≤ VI ≤ 33V

1mA ≤ IO ≤ 40mA

TA = 25°C, 10Hz ≤ f ≤ 100kHz

IO = 5mA

f = 120Hz, 23V ≤ VI ≤ 33V, TJ = 25°C

TJ = 25°C

Min.

17.3

-

-

-

-

17.1

17.1

-

-

-

-

-

34

-

Typ.

18

145

135

30

15

-

-

2.2

-

-

150

-1.8

48

1.7

Max. Unit

18.7 V

300 mV

250 mV

170 mV

85 mV

18.9 V

18.9 V

6.0 mA

1.5 mA

0.1 mA

- µV/Vo

- mV/°C

- dB

-

V

Note:

1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length

of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.

2. Power dissipation PD ≤ 0.75W.

6

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