Parameter

Test Conditions

Min

Typ

Max

Units

DIFFERENTIAL INPUTS (Voltage Drop from Shunt Resistor: Pins 4 & 5, 8 & 9, 10 & 11, 14 & 15, 16 & 17)

Comparator Threshold Voltage

1

1.5

1.75

2.0

mV

Common-Mode Threshold Voltage

1

5

V

2

9 V

≤ V

50

%

3

3770

ppm/

°C

Input Bias Current

10

µA

Constant Current Source

4

30

60

µA

SINGLE-ENDED INPUTS (Fuse Monitoring: Pins 6, 19)

Fuse Input Threshold Voltage

5

4

V

CHIP ENABLE CONTROL INPUT (Pin 1)

Chip Enable, Input High

9

V

Chip Disable (Stop Operation)

6

6

V

OUTPUTS (Pins 7, 12, 13, 18)

Output Voltage, Low

Load = 500

µA

0.6

V

Indicates No Fault in Lamp Circuit

Output Voltage, High

9 V

≤ V

Indicates Fault in Lamp Circuit

Load = 50

µA

Supply Voltage

930

V

Quiescent Supply Current

Pin 1 High

1

3

5

mA

Pin 1 Low

100

µA

POWER SUPPLY OUTPUT (Pin 3)

Power Supply Output Voltage

V

≤ 1 mA

Max Output Voltage

16

18

V

Power Supply Output Current

7

2mA

OPERATING SHUTDOWN (Safety Features)

Operation Shutdown at High

30

33

36

V

Power Supply Voltages

8

Operation Shutdown at Low

79

V

Power Supply Voltage

9

TEMPERATURE RANGE

Operating Temperature Range

–40

+125

°C

PACKAGE

Plastic DIP (N-20)

AD22001N

NOTES

on but does not draw current), then the device will indicate a failure.

centage value: 5%.

°C is equal to 6.6 µV/°C.

All min and max specifications are guaranteed, although only those marked in boldface are tested on all production units at final test.

Specifications subject to change without notice.

REV. A

–2–

AD22001–SPECIFICATIONS