L79L05AB datasheet(13/27 Pages) STMICROELECTRONICS

13 / 27 page

L79LxxAB, L79LxxAC, L79LxxC

Electrical characteristics

Doc ID 2511 Rev 16

13/27

Refer to the test circuits, VI = - 12 V, IO = 40 mA, CI = 0.33 µF, CO = 0.1 µF, TJ = 0 to 125 °C

for L79L05AC, TJ = -40 to 125 °C for L79L05AB, unless otherwise specified.

Table 11.

Electrical characteristics of L79L06AB and L79L06AC

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Output voltage

TJ = 25°C

-5.76-6-6.24

Output voltage

IO = 1 to 40 mA, VI = -8.5 to -20 V

-5.7

-6.3

IO = 1 to 70 mA, VI = -12 V

-5.7

-6.3

ΔVO

Line regulation

VI = -8.5 to -20 V, TJ = 25°C

150

VI = -9 to -20 V, TJ = 25°C

100

ΔVO

Load regulation

IO = 1 to 100 mA, TJ = 25°C

IO = 1 to 40 mA, TJ = 25°C

Quiescent current

TJ = 25°C

TJ = 125°C

5.5

ΔId

Quiescent current change

IO = 1 to 40 mA

0.1

VI = -8 to -20 V

1.5

Output noise voltage

B =10Hz to 100kHz, TJ = 25°C

µV

SVR

Supply voltage rejection

VI = -9 to -20V, f = 120Hz

IO = 40 mA, TJ = 25°C

Dropout voltage

1.7

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