LE52C 查看數據表（PDF） - STMicroelectronics

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LE52C

VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT

STMicroelectronics 

LE00AB/C SERIES

Table 10: Electrical Characteristics For LE27AB (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 = 10 mA, VI = 4.7 V

2.673 2.7 2.727 V

IO = 10 mA, VI = 4.7 V, Ta = -25 to 85°C 2.646

2.754

VI Operating Input Voltage

IO = 100 mA

18

V

IO Output Current Limit

150

mA

∆VO Line Regulation

VI = 3.4 to 18 V,

IO = 0.5 mA

3

15

mV

∆VO Load Regulation

VI = 3.7 V

IO = 0.5 to 100 mA

3

15

mV

Id Quiescent Current

VI = 3.7 to 18V, IO = 0mA ON MODE

0.5

1

mA

VI = 3.7 to 18V, IO = 100mA

1.5

3

VI = 6 V

OFF MODE

50

100

µA

SVR Supply Voltage Rejection

IO = 5 mA

VI = 4.7 ± 1 V

f = 120 Hz

f = 1 KHz

82

dB

77

f = 10 KHz

60

eN Output Noise Voltage

B = 10 Hz to 100 KHz

50

µV

Vd Dropout Voltage

IO = 100 mA

0.2

0.4

V

IO = 100 mA

Ta = -40 to 125°C

0.5

VIL Control Input Logic Low

Ta = -40 to 125°C

0.8

V

VIH Control Input Logic High Ta = -40 to 125°C

2

V

II Control Input Current

VI = 6 V, VC = 6 V

10

µA

CO Output Bypass Capacitance ESR = 0.1 to 10 Ω

IO = 0 to 100 mA 2

10

µF

Table 11: Electrical Characteristics For LE27C (refer to the test circuits, Tj = 25°C, CI = 0.1 µF,

CO = 2.2 µF unless otherwise specified.)

Symbol

Parameter

Test Conditions

Min.

VO

VI

IO

∆VO

∆VO

Id

SVR

eN

Vd

VIL

VIH

II

CO

Output Voltage

Operating Input Voltage

Output Current Limit

IO = 10 mA, VI = 4.7 V

IO = 10 mA, VI = 4.7 V, Ta = -25 to 85°C

IO = 100 mA

Line Regulation

Load Regulation

Quiescent Current

Supply Voltage Rejection

VI = 3.4 to 18 V,

IO = 0.5 mA

VI = 3.7 V

IO = 0.5 to 100 mA

VI = 3.7 to 18V, IO = 0mA ON MODE

VI = 3.7 to 18V, IO = 100mA

VI = 6 V

OFF MODE

IO = 5 mA

VI = 4.7 ± 1 V

f = 120 Hz

f = 1 KHz

f = 10 KHz

Output Noise Voltage

B = 10 Hz to 100 KHz

Dropout Voltage

IO = 100 mA

IO = 100 mA

Control Input Logic Low

Ta = -40 to 125°C

Control Input Logic High Ta = -40 to 125°C

Control Input Current

VI = 6 V, VC = 6 V

Output Bypass Capacitance ESR = 0.1 to 10 Ω

Ta = -40 to 125°C

IO = 0 to 100 mA

2.646

2.592

150

2

2

Typ.

2.7

3

3

0.5

1.5

50

82

77

60

50

0.2

10

10

Max.

2.754

2.808

18

20

25

1

3

100

0.4

0.5

0.8

Unit

V

V

mA

mV

mV

mA

µA

dB

µV

V

V

V

µA

µF

7/27

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