Dual-Channel Temperature Monitors and

Fan-Speed Controllers with Thermistor Inputs

4

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Typical Operating Characteristics (continued)

GPIO SINK CURRENT

vs. SUPPLY VOLTAGE

5.0

4.5

4.0

3.5

20

25

30

35

40

45

50

15

3.0

5.5

GPIO OUTPUT VOLTAGE

vs. GPIO SINK CURRENT

70

60

40

50

20

30

10

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

0

080

-5

-2

-3

-4

-1

0

1

2

3

4

5

050

25

75

100

125

PWM FREQUENCY

vs. DIE TEMPERATURE

DIE TEMPERATURE (

°C)

°C

-0.04

0

-0.02

0.04

0.02

0.08

0.06

0.10

3.0

4.0

3.5

4.5

5.0

5.5

PWM FREQUENCY

vs. SUPPLY VOLTAGE