ADM1191(RevB) データシートの表示（PDF） - Analog Devices

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ADM1191
(Rev.:RevB)

Digital Power Monitor with Convert Pin and ALERTB Output

Analog Devices 

TYPICAL PERFORMANCE CHARACTERISTICS

ADM1191

2.0

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0

0

4

8

12

16

20

24

28

VCC (V)

Figure 4. Supply Current vs. Supply Voltage

1000

900

800

700

600

500

400

300

200

100

0

2046

2047

2048

CODE

2049

2050

Figure 7. ADC Noise with Current Channel, Midcode Input, and 1000 Reads

2.0

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0

–40

–20

0

20

40

60

80

TEMPERATURE (°C)

Figure 5. Supply Current vs. Temperature

1000

900

800

700

600

500

400

300

200

100

0

779

780

781

782

783

CODE

Figure 8. ADC Noise with 14:1 Voltage Channel, 5 V Input, and 1000 Reads

00 DECODE

3.2

3.0

2.8

2.6

2.4

2.2

2.0

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0

–35 –30 –25

01 DECODE

–20 –15 –10

IA0/IA1 (µA)

10 DECODE 11 DECODE

–5 0

5 10

Figure 6. Address Pin Voltage vs. Address Pin Current

for Four Addressing Options on Each Address Pin

1000

900

800

700

600

500

400

300

200

100

0

3078

3079

3080

CODE

3081

3082

Figure 9. ADC Noise with 7:1 Voltage Channel, 5 V Input, and 1000 Reads

Rev. B | Page 7 of 16

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