ADM1192 datasheet(3/20 Pages) AD | Digital Power Monitor with Clear Pin and ALERT Output

3 page

ADM1192

Rev. 0 | Page 3 of 20

SPECIFICATIONS

VCC = 3.15 V to 26 V; TA = −40°C to +85°C; typical values at TA = 25°C, unless otherwise noted.

Table 1.

Parameter

Min

Typ

Max

Unit

Conditions

VCC PIN

Operating Voltage Range, VVCC

3.15

Supply Current, ICC

1.7

Undervoltage Lockout, VUVLO

2.8

VCC rising

Undervoltage Lockout Hysteresis, VUVLOHYST

MONITORING ACCURACY 1

Current Sense Absolute Accuracy

−1.45

+1.45

VSENSE = 75 mV

0°C to +70°C

−1.8

+1.8

VSENSE = 50 mV

0°C to +70°C

−2.8

+2.8

VSENSE = 25 mV

0°C to +70°C

−5.7

+5.7

VSENSE = 12.5 mV

0°C to +70°C

−1.5

+1.5

VSENSE = 75 mV

0°C to +85°C

−1.8

+1.8

VSENSE = 50 mV

0°C to +85°C

−2.95

+2.95

VSENSE = 25 mV

0°C to +85°C

−6.1

+6.1

VSENSE = 12.5 mV

0°C to +85°C

−1.95

+1.95

VSENSE = 75 mV

−40°C to +85°C

−2.45

+2.45

VSENSE = 50 mV

−40°C to +85°C

−3.85

+3.85

VSENSE = 25 mV

−40°C to +85°C

−6.7

+6.7

VSENSE = 12.5 mV

−40°C to +85°C

VSENSE for ADC Full Scale

105.84

This is an absolute value to be used when

converting ADC codes to current readings;

any inaccuracy in this value is factored into

absolute current accuracy values (see

specs for Current Sense Absolute

Accuracy)

Voltage Sense Accuracy

−0.85

+0.85

VVCC = 3.0 V to 5.5 V

(low range)

0°C to +70°C

−0.9

+0.9

VVCC = 10.8 V to

16.5 V (high range)

0°C to +70°C

−0.85

+0.85

VVCC = 3.0 V to 5.5 V

(low range)

0°C to +85°C

−0.9

+0.9

VVCC = 10.8 V to

16.5 V (high range)

0°C to +85°C

−0.9

+0.9

VVCC = 3.0 V to 5.5 V

(low range)

−40°C to +85°C

−1.15

+1.15

VVCC = 10.8 V to

16.5 V (high range)

−40°C to +85°C

VCC for ADC Full Scale,

Low Range (VRANGE = 1)

6.65

VCC for ADC Full Scale,

High Range (VRANGE = 0)

26.52

These are absolute values to be used when

converting ADC codes to voltage readings;

any inaccuracy in these values is factored

into voltage accuracy values (see specs for

Voltage Accuracy)

CLRB PIN

Logic Low Threshold, VCLRBL

0.8

Input Current for Logic Low Input, ICLRBL

−40

−22

μA

VCLRB = 0 V to 0.8 V

Logic High Threshold, VCLRBH

1.6

Input Current for Logic High Input, ICLRBH

μA

VCLRB = 1.6 V to 5.5 V

SENSE PIN

Input Current, ISENSE

−1

μA

VSENSE = VVCC

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