L4953 查看數據表（PDF） - STMicroelectronics

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产品描述 (功能)

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L4953

MULTIFUNCTION VOLTAGE REGULATOR FOR CAR RADIO

STMicroelectronics 

L4953

ELECTRICAL CHARACTERISTICS (continued)

FAULT

Symbol

TH fault

HYSTfault

OUTfault

Ileak

RESET

Parameter

Fault Threshold

Fault Threshold Hysteresis

Fault Output Voltage

Fault Leakage Current

Test Condition

THON reset

HYST reset

OUT reset

Ileak

IGNITION

Reset ON Threshold

Reset Threshold Hysteresis

Reset Output Voltage

Reset Leakage Current

TH ign

HYST ign

IGN high

IGN low

Ign Comparator Positive

Threshold

Ign Comparator Threshold

Hysteresis

Ignition Comparator Output High

Ignition Comparator Output Low

Min.

7

100

Typ.

200

Max.

8.5

300

1.5

50

Unit

V

mV

V

µA

4.5

5.15

V

75

175 300 mV

1.5

V

5

µA

5.5

6

7.5

V

100 300 500 mV

3.5

Vst-by V

–0.5

1.5

V

4/6

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