Dual Remote/Local Temperature Sensors and

Four-Channel Voltage Monitors

4

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Typical Operating Characteristics

20

10

0

-10

-20

1

10

100

REMOTE TEMPERATURE ERROR

vs. PC BOARD RESISTANCE

LEAKAGE RESISTANCE (MΩ)

PATH = DXP TO GND

-5

-2

-3

-4

-1

0

1

2

3

4

5

-55

-5

45

95

REMOTE TEMPERATURE ERROR

vs. REMOTE-DIODE TEMPERATURE

TEMPERATURE (°C)

RANDOM SAMPLE

2N3906

20

15

10

5

0

020

10

30

40

50

TEMPERATURE ERROR

vs. POWER-SUPPLY NOISE FREQUENCY

FREQUENCY (MHz)

REMOTE DIODE

0

2

4

6

8

10

12

14

0

1020304050

REMOTE TEMPERATURE ERROR

vs. COMMON-MODE NOISE FREQUENCY

FREQUENCY (MHz)

AC-COUPLED TO DXN

0

2

4

6

8

10

12

14

0

50

100

150

200

REMOTE TEMPERATURE ERROR

vs. DXP-DXN CAPACITANCE

DXP-DXN CAPACITANCE (nF)

0

15

10

5

20

25

30

35

40

45

50

1

10

100

1000

STANDBY SUPPLY CURRENT

vs. CLOCK FREQUENCY

SMBCLK FREQUENCY (kHz)

SMBCLK IS DRIVEN

RAIL-TO-RAIL

0

20

40

60

80

100

120

140

012345

STANDBY SUPPLY CURRENT

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

ADD0, ADD1 = GND

ADD0, ADD1 = HIGH-Z

0

40

20

80

60

120

100

-1

1

2

0

345

RESPONSE TO THERMAL SHOCK

TIME (s)

REMOTE DIODE IMMERSED

IN +115°C FLUORINERT BATH

0

4

2

8

6

12

10

040

60

20

80

100

120

VOLTAGE ACCURACY

vs. TEMPERATURE

TEMPERATURE (°C)

INPUT VOLTAGES ARE NOMINAL