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L78L15

Three-Terminal Positive-Voltage Regulator

Niko Semiconductor 

NIKO-SEM

Three-Terminal

Positive-Voltage Regulator

L78L15

ELECTRICAL SPECIFICATIONS (L78L15)

(VI = 23V, 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

17.5V ≤ VI ≤ 30V

19V ≤ VI ≤ 30V

14.4 15 15.6 V

65 300 mV

58 250

Load Regulation

TJ = +25 °C

1.0 mA ≤ IO ≤ 100 mA

1.0 mA ≤ IO ≤ 40 mA

25 150 mV

15 75

Output Voltage

17.5V ≤ VI ≤ 30V, 1.0 mA ≤ IO ≤ 40 mA 14.25

VI = 23V, 1.0 mA ≤ IO ≤ 70 mA

14.25

15.75 V

15.75

Input Bias Current

TJ = +25 °C

4.6 6.5 mA

Input Bias Current Change 19V ≤ VI ≤ 30V

1.0 mA ≤ IO ≤ 40 mA

1.5 mA

0.1

Output Noise Voltage

TA = +25 °C, 10 Hz ≤ f ≤ 100 KHz

82

µV

Ripple Rejection

Dropout Voltage

TJ = +25 °C, f = 120 Hz

18.5V ≤ VI ≤ 28.5V

TJ = +25 °C

34 39

dB

1.7

V

3

MAR-14-2002

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