L4931 datasheet(20/29 Pages) STMICROELECTRONICS

20 / 29 page

L4931 SERIES

20/29

ELECTRICAL CHARACTERISTICS OF L4931Cxx120 (refer to the test circuits, TJ = 25°C,

CI =0.1 µF, CO = 2.2 µF unless otherwise specified).

(*) For SO-8 package the maximum limit of load regulation and dropout is increased by 20 mV.

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Output Voltage

IO =5mA

VI = 14 V

11.76

12.24

IO =5mA

VI =14 V

TA=-25 to 85°C 11.52

12.48

Operating Input Voltage

IO = 250 mA

Iout

Output Current Limit

300

∆V

Line Regulation

VI =12.9to 20V

IO =0.5 mA

∆V

O(*)

Load Regulation

VI = 13.1 V

IO = 0.5 to 250 mA

Quiescent Current

ON MODE

VI =13.1to 20V

IO = 0 mA

0.8

1.6

VI =13.1to 20V

IO = 250 mA

4.5

OFF MODE

VI =6 V

180

µA

SVR

Supply Voltage Rejection

IO =5mA

VI = 14.1 ± 1 V

f = 120 Hz

f= 1KHz

f= 10 KHz

Output Noise Voltage

B =10 Hz to 100 KHz

µV

Vd(*)

Dropout Voltage

IO = 250 mA

0.4

0.6

IO = 250 mA

TJ= -40 to 125°C

0.8

VIL

Control Input Logic Low

TA= -40 to 125°C

0.8

VIH

Control Input Logic High

TA= -40 to 125°C

Control Input Current

VI =6 V,

VC =6V

µA

Output Bypass Capacitance ESR = 0.1 to 10

Ω

IO = 0 to 250 mA

µF

L4931 Datasheet(PDF) 20 Page - STMicroelectronics

L4931 Datasheet(HTML) 20 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29

Datasheet Descarga

Enlace URL