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L78L09

Three-Terminal Positive-Voltage Regulator

Niko Semiconductor 

NIKO-SEM

Three-Terminal

Positive-Voltage Regulator

L78L09

ELECTRICAL SPECIFICATIONS (L78L09)

(VI =15V, IO = 40 mA, CI = 0.33 µF, CO = 0.1 µF, 0 °C < TJ < +125 °C unless otherwise noted.)

PARAMETER

TEST CONDITIONS

MIN TYP MAX UNITS

Output Voltage

Line Regulation

TJ = +25 °C

TJ = +25 °C

11.5V ≤ VI ≤ 24V

13V ≤ VI ≤ 24V

8.64 9 9.36 V

90 200 mV

100 150

Load Regulation

TJ = +25 °C

1.0 mA ≤ IO ≤ 100 mA

1.0 mA ≤ IO ≤ 40 mA

20 90 mV

10 45

Output Voltage

11.5V ≤ VI ≤ 24V, 1.0 mA ≤ IO ≤ 40 mA 8.55

VI = 15V, 1.0 mA ≤ IO ≤ 70 mA

8.55

9.45 V

9.45

Input Bias Current

TJ = +25 °C

2.0 6.0 mA

Input Bias Current Change 13V ≤ VI ≤ 24V

1.0 mA ≤ IO ≤ 40 mA

1.5 mA

0.1

Output Noise Voltage

TA = +25 °C, 10 Hz ≤ f ≤ 100 KHz

49

µV

Ripple Rejection

Dropout Voltage

TJ = +25 °C, f = 120 Hz

18.5V ≤ VI ≤ 28.5V

TJ = +25 °C

38 44

dB

1.7

V

3

MAR-14-2002

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