LF120CDT-TR 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

生产厂家

LF120CDT-TR

Very low drop voltage regulator with inhibit function

STMicroelectronics 

Electrical characteristics

LFXX

Refer to test circuits, TJ = 25 °C, CI = 0.1 µF, CO = 2.2 µF unless otherwise specified.

Symbol

Parameter

Table 25: LF85C electrical characteristics

Test condition

Min.

Typ. Max. Unit

VO

VI

IO

∆VO

∆VO

Id

SVR

Output voltage

Operating input voltage

Output current limit

Line regulation

Load regulation

Quiescent current

Supply voltage rejection

IO = 50 mA

VI = 10.5 V

IO = 50 mA

VI = 10.5 V

Ta = -25 to 85 °C

IO = 500 mA

VI = 9.5 to 16 V

IO = 5 mA

VI = 9.8 V

IO = 5 to 500 mA

VI = 9.5 to 16 V

IO = 0 mA

VI = 9.8 to 16 V

IO= 500 mA

VI = 9 V

IO = 5 mA

VI = 10.5 ± 1 V

ON mode

OFF mode

f = 120 Hz

f = 1 kHz

f = 10 kHz

8.33

8.5 8.67

V

8.16

8.84

16

V

1

A

8

42

mV

8

42

mV

0.7

1.5

mA

12

70

140

µA

72

67

dB

57

eN

Output noise voltage

B = 10 Hz to 100 kHz

50

µV

Vd

Dropout voltage

IO = 200 mA

IO = 500 mA

VIL

Control input logic low

Ta = -40 to 125 °C

VIH

Control input logic high Ta = -40 to 125 °C

II

Control input current

VI = 9 V

VC = 6 V

CO

Output bypass

capacitance

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

28/53

DocID2574 Rev 31

Share Link: