LTC2984 datasheet(9/78 Pages) AD

9 / 78 page

LTC2984

2984fb

For more information www.linear.com/LTC2984

TYPICAL PERFORMANCE CHARACTERISTICS

Adjacent Channel Offset Error vs

Input Fault Voltage (VDD = 5V)

Adjacent Channel Offset Error vs

Input Fault Voltage

CH1 FAULT VOLTAGE (V)

2984 G26

2.5

1.5

2.0

–0.5

0.5

1.0

4.95

5.05

5.1

5.2 5.25

5.15

5.3 5.35

CH1 FAULT VOLTAGE (V)

2984 G27

2.5

1.5

2.0

–0.5

0.5

1.0

–0.05 –0.1

–0.2 –0.25

–0.15

–0.3 –0.35

Offset vs Temperature

Noise vs Temperature

ISLEEP vs Temperature

One Shot Conversion Current vs

Temperature

VREFOUT vs Temperature

LTC2984 TEMPERATURE (°C)

2984 G20

2.0

1.5

1.0

0.5

–0.5

–1.0

–1.5

–2.0

–50 –25

100 125

VDD = 5.25V

VDD = 4.1V

VDD = 2.85V

LTC2984 TEMPERATURE (°C)

2984 G21

1.2

1.0

0.8

0.6

0.4

0.2

–50

–25

100

125

VDD = 5.25V

VDD = 4.1V

VDD = 2.85V

LTC2984 TEMPERATURE (°C)

2984 G22

–50 –25

100 125

VDD = 5.25V

VDD = 4.1V

VDD = 2.85V

LTC2984 TEMPERATURE (°C)

2984 G23

16.0

15.8

15.6

15.4

15.2

14.8

14.6

14.4

14.2

15.0

–50

–25

100

125

VDD = 5.25V

VDD = 4.1V

VDD = 2.85V

Channel Input Leakage Current vs

Temperature

Diode Error and Repeatability vs

Temperature

DIODE TEMPERATURE (°C)

2984 G19

1.0

0.8

0.6

–0.2

–0.4

–0.6

–0.8

0.2

0.4

–1.0

–40

140

TEMPERATURE (°C)

–50 –30 –10 10 30 50 70 90 110 130

2.4995

2.49975

2.5

2.50025

2.5005

VREFOUT vs Temperature

2984 G24

125°C

90°C

25°C

–45°C

INPUT VOLTAGE (V)

–1

0.2

0.4

0.6

0.8

1.0

1.2

1.4

Temperature

2984 G25

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