LF120ABDT-TR Просмотр технического описания (PDF) - STMicroelectronics

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LF120ABDT-TR

Very low drop voltage regulators with inhibit

STMicroelectronics 

LF00 series

Electrical characteristics

Table 19. Electrical characteristics for LF50AB (refer to the test circuits, TJ = 25°C, CI = 0.1 µF, CO

= 2.2 µF unless otherwise specified.)

Symbol

Parameter

Test conditions

Min. Typ. Max. Unit

VO Output voltage

IO = 50 mA, VI = 7 V

4.95 5 5.05

V

IO = 50 mA, VI = 7 V, Ta = -25 to 85°C

4.9

5.1

VI Operating input voltage IO = 500 mA

16

V

IO Output current limit

1

A

∆VO Line regulation

VI = 6 to 16 V, IO = 5 mA

5

25 mV

∆VO Load regulation

VI = 6.3 V, IO = 5 to 500 mA

5

25 mV

Id Quiescent current

VI = 6 to 16V, IO = 0mA

ON MODE

VI = 6.3 to 16V, IO=500mA

0.5

1

mA

12

VI = 6 V

OFF MODE

50 100 µA

f = 120 Hz

76

SVR Supply voltage rejection IO = 5 mA, VI = 7 ± 1 V f = 1 KHz

71

dB

f = 10 KHz

60

eN Output noise voltage

B = 10 Hz to 100 KHz

50

µV

Vd Dropout voltage

VIL Control input logic low

VIH Control input logic high

II Control input current

CO

Output bypass

capacitance

IO = 200 mA

IO = 500 mA

Ta = -40 to 125°C

Ta = -40 to 125°C

VI = 6 V, VC = 6 V

ESR = 0.1 to 10 Ω, IO = 0 to 500 mA

0.2 0.35

V

0.4 0.7

0.8

V

2

V

10

µA

2

10

µF

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