KF80BDT-TR データシートの表示（PDF） - STMicroelectronics

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KF80BDT-TR

Very low drop voltage regulators with inhibit

STMicroelectronics 

KFxxB

Electrical characteristics

Table 9.

Symbol

Electrical characteristics for KF50 (refer to the test circuits, TJ = 25 °C, CI = 0.1 µF,

CO = 2.2 µF unless otherwise specified.)

Parameter

Test conditions

Min. Typ. Max. Unit

VO Output voltage

VI Operating input voltage

IO Output current limit

ΔVO Line regulation

ΔVO Load regulation

Id Quiescent current

IO = 50 mA, VI = 7 V

4.9

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

4.8

IO = 500 mA

VI = 6 to 20 V, IO = 5 mA

VI = 6.3 V, IO = 5 to 500 mA

VI = 6 to 20V, IO = 0mA

ON MODE

VI = 6.3 to 20V, IO=500mA

VI = 6 V

OFF MODE

f = 120 Hz

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

f = 1 kHz

f = 10 kHz

eN Output noise voltage

B = 10 Hz to 100 KHz

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

2

II Control input current

VI = 6 V, VC = 6 V

CO

Output bypass

capacitance

ESR = 0.1 to 10 Ω, IO = 0 to 500 mA

2

5

5.1

V

5.2

20

V

1

A

3

18 mV

2

50 mV

0.5

1

mA

12

50 100 µA

76

71

dB

60

50

µV

0.2 0.35

V

0.4 0.7

0.8

V

V

10

µA

10

µF

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