L78M datasheet(11/45 Pages) STMICROELECTRONICS

11 / 45 page

Refer to the test circuits, VI = 15 V, IO = 350 mA, CI = 0.33 µF, CO = 0.1 µF, TJ = -40 to 125 °C (AB), TJ = 0 to 125

°C (AC) unless otherwise specified.

Table 10. Electrical characteristics of L78M09A

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Output voltage

TJ = 25 °C

8.82

9.18

Output voltage

IO = 5 to 350 mA, VI = 11.5 to 24 V

8.64

9.36

∆VO

Line regulation

VI = 11.5 to 25 V, IO = 200 mA, TJ = 25 °C

100

VI = 12 to 25 V, IO = 200 mA, TJ = 25 °C

∆VO

Load regulation

IO = 5 to 500 mA, TJ = 25 °C

180

IO = 5 to 200 mA, TJ = 25 °C

Quiescent current

TJ = 25 °C

∆Id

Quiescent current change

IO = 5 to 350 mA

0.5

IO = 200 mA, VI = 11.5 to 25 V

0.8

∆VO/∆T

Output voltage drift

IO = 5 mA

-0.5

mV/°C

SVR

Supply voltage rejection

VI = 12.5 to 23 V, f = 120 Hz, IO = 300 mA, TJ = 25 °C

Output noise voltage

B =10 Hz to 100 kHz, TJ = 25 °C

µV

Dropout voltage

TJ = 25 °C

Isc

Short circuit current

VI = 35 V, TJ = 25 °C

250

Iscp

Short circuit peak current

TJ = 25 °C

700

Refer to the test circuits, VI = 16 V, IO = 350 mA, CI = 0.33 µF, CO = 0.1 µF, TJ = -40 to 125 °C (AB), TJ = 0 to 125

°C (AC) unless otherwise specified.

Table 11. Electrical characteristics of L78M10A

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Output voltage

TJ = 25 °C

9.8

10.2

Output voltage

IO = 5 to 350 mA, VI = 12.5 to 25 V

9.6

10.4

∆VO

Line regulation

VI = 12.5 to 30 V, IO = 200 mA, TJ = 25 °C

100

VI = 13 to 30 V, IO = 200 mA, TJ = 25 °C

∆VO

Load regulation

IO = 5 to 500 mA, TJ = 25 °C

200

IO = 5 to 200 mA, TJ = 25 °C

100

Quiescent current

TJ = 25 °C

∆Id

Quiescent current change

IO = 5 to 350 mA

0.5

IO = 200 mA, VI = 12.5 to 30 V

0.8

∆VO/∆T

Output voltage drift

IO = 5 mA

-0.5

mV/°C

SVR

Supply voltage rejection

VI = 13.5 to 24 V, f = 120 Hz, IO = 300 mA, TJ = 25 °C

Output noise voltage

B =10 Hz to 100 kHz, TJ = 25 °C

µV

Dropout voltage

TJ = 25 °C

L78M

Electrical characteristics

DS0425 - Rev 24

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