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L9484

2. This condition can happen when the connection between the battery and VGO or the output terminal of the generator is broken.

The 1.1 second delay is not required, and current is sinked by ASVR.

3. When no fault is detected the Lamp terminal is pulled up by ASVR.

FAULT INDICATION TABLE

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Units

Over-Voltage

1.3

V

Lamp ON Saturation Voltage

1.33

1.45

V

35

°C to 85°C

3.8

5

V

Lamp OFF (Relay Drive)

Saturation Voltage (vs. B+)

1.85

V

Fault Indication Delay Time

Delay before Lamp ON

0.9

1.1

1.3

s

Conditions

Initial KEY-ON Bulb and Wiring Check (Lamp ON for 1 sec

± 15% after initial KEY-ON)

No

Yes

Yes

Yes

No

No

REGULATION FEATURES

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

L Terminal Regulator Activate

Threshold

VGO=12.6V

0.8

1

1.15

V

L Terminal Pull Down Current

VGO=12.6V

0.09

0.78

mA

Initiate Regulation Phase Voltage

Threshold

Regulator Activated

1.1

1.3

1.5

V

Terminate Regulation Phase

Voltage Threshold

Regulator Activated

1.1

1.3

1.5

V

Phase Input Voltage Low FAULT

Threshold

7.0

8

9.0

V

Phase Terminal Current Sink

VGO = 12.6V

0.3

3.5

mA

Initiate Regulation Phase

Frequency

123

145

167

Hz