L4953G Просмотр технического описания (PDF) - STMicroelectronics

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L4953G

MULTIFUNCTION VOLTAGE REGULATOR FOR CAR RADIO

STMicroelectronics 

L4953G

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 Reset ON Threshold

THOFF reset

HYST reset

OUT reset

Ileak

IGNITION

Reset OFF Threshold

Reset Threshold Hysteresis

Reset Output Voltage

Reset Leakage Current

MIN @ VMEM = 4.75V

MAX @ VMEM = 5.25V

ILOAD = 2mA

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. Typ. Max. Unit

7

8.5

V

100 200 400 mV

1.5

V

50

µA

0.938

0.97

75

175

0.97 Vst-by

0.99 Vst-by

300 mV

1.5

V

5.0

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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