SN79L12L 参数 Datasheet PDF下载

SN79Lxxx

◈

Electrical characteristics

( V

IN

=-27V, C

IN

= 0.33uF, C

OUT

= 0.1 uF, I

OUT

= 40mA, T

J

=0

℃

~125

℃

; unless otherwise specified )

SN79L18x

Characteristic

Symbol

Test Condition*

Min.

Output Voltage**

V

O

T

J

=25℃

-20.7V

≤

V

IN

≤

-33.0V

Line Regulation

V

O(

△

VI)

-21.0V

≤

V

IN

≤

-33.0V

1.0mA

≤

I

O

≤

100mA

Load Regulation

V

O(

△

IL)

1.0mA

≤

I

O

≤

40mA

-20.7V

≤

V

IN

≤

-33.0V, 1.0mA

≤

I

O

≤

40mA

Output Voltage

V

O

V

IN

= -27V, 1.0mA

≤

I

O

≤

70mA

T

J

=25℃

Quiescent Current

I

QC

T

J

=125℃

-21.0V

≤

V

IN

≤

-33.0V

Quiescent Current Change

∆I

QC

1.0mA

≤

I

O

≤

40mA

Ripple Rejection

Dropout Voltage

Output Noise Voltage

Temperature coefficient of

Output voltage

RR

V

DROP

V

N

△V

O

/

△Temp

-23.0V

≤

V

IN

≤

-33.0V,

T

J

=25℃

10Hz

≤

f

≤

100kHz

I

O

=5.0mA

T

A

= 25℃

f=120Hz

-

33

-

-

-

-

48

1.7

150

-1.5

0.1

-

-

-

-

dB

V

uV/ V

O

mV/℃

-

-

-

-

6.0

1.5

mA

-17.10

-

-

-

-18.90

6.5

mA

T

J

=25℃

-

-17.10

-

-

85

-18.90

V

T

J

=25℃

-

-

-

-

275

170

mV

-17.30

-

Typ.

-18.0

-

Max.

-18.70

325

mV

V

Unit

*

Pulse testing techniques are used to maintain the junction temperature as close to the ambient

temperature as possible. Thermal effects must be taken into separately.

** This specification applies only for dc power dissipation permitted by absolute maximum ratings.

KSD-I5B008-000

December, 2010 REV. 00

9