LM79M05 datasheet(2/8 Pages) NSC

2 / 8 page

Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Input Voltage

O = −5V

−25V

O = −12V, −15V

−35V

Input/Output Differential

O = −5V

O = −12V, −15V

25V

30V

Power Dissipation (Note 2)

Internally Limited

Operating Junction

Temperature Range

0˚C to +125˚C

Storage Temperature Range

−65˚C to +150˚C

Lead Temperature

(Soldering, 10 sec.)

230˚C

ESD Susceptibility

TBD

Electrical Characteristics LM79M05C

Conditions unless otherwise noted: I

OUT = 350mA, CIN = 2.2µF, COUT = 1µF, 0˚C ≤ TJ ≤ +125˚C

Part Number

LM79M05C

Output Voltage

−5V

Units

Input Voltage (Unless Otherwise Specified)

−10V

Symbol

Parameter

Conditions

Min

Typ

Max

Output Voltage

J = 25˚C

−4.8

−5.0

−5.2

5mA

≤ I

OUT ≤ 350mA

−4.75

−5.25

(−25

≤ V

IN ≤ −7)

∆V

Line Regulation

J = 25˚C (Note 3)

(−25

≤ V

IN ≤ −7)

230

(−18

≤ V

IN ≤ −8)

∆V

Load Regulation

J = 25˚C, (Note 3)

100

5mA

≤ I

OUT ≤ 0.5A

Quiescent Current

J = 25˚C

∆I

Quiescent Current

With Input Voltage

0.4

Change

(−25

≤ V

IN ≤ −8)

With Load,

5mA

≤ I

OUT ≤ 350mA

0.4

Output Noise Voltage

A = 25˚C,

150

µV

10Hz

≤ f ≤ 100Hz

Ripple Rejection

f = 120Hz

(−18

≤ V

IN ≤ −8)

Dropout Voltage

J = 25˚C, IOUT = 0.5A

1.1

OMAX

Peak Output Current

J = 25˚C

800

Average Temperature

OUT = 5mA,

Coefficient of

0˚C

≤ T

J ≤ 100˚C

−0.4

mV/˚C

Output Voltage

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