MCP4441 datasheet(33/94 Pages) MICROCHIP

33 / 94 page

 2010 Microchip Technology Inc.

DS22267A-page 33

MCP443X/5X

Note: Unless otherwise indicated, TA = +25°C, VDD = 5V, VSS = 0V.

FIGURE 2-72:

100 k

 – Nominal

Resistance (RAB) () vs. Ambient Temperature

and VDD.

FIGURE 2-73:

100 k

 – RWB () vs. Wiper

Setting and Ambient Temperature

(VDD = 5.5V, IW = 45 µA).

FIGURE 2-74:

100 k

 – RWB () vs. Wiper

Setting and Ambient Temperature

(VDD = 3.0V, IW = 24 µA).

FIGURE 2-75:

100 k

 – RWB () vs. Wiper

Setting and Ambient Temperature

(VDD = 1.8V, IW = 15 µA).

99000

99500

100000

100500

101000

101500

-40

120

Ambient Temperature (°C)

5.5V

2.7V

20000

40000

60000

80000

100000

120000

128

160

192

224

256

Wiper Code

-40C

+25C

+85C

+125C

20000

40000

60000

80000

100000

120000

128

160

192

224

256

Wiper Code

-40C

+25C

+85C

+125C

20000

40000

60000

80000

100000

120000

128

160

192

224

256

Wiper Code

-40C

+25C

+85C

+125C

Note:

See

Appendix

for

additional

information of RW resistance variation

characteristics for VDD > 2.7V.

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