MCP6476T datasheet(6/46 Pages) MICROCHIP

6 / 46 page

MCP6476/6R/6U/7/9

DS20006419B-page 6

 2020-2021 Microchip Technology Inc.

Note: Unless otherwise indicated, TA= +25°C, VDD = +1.8V to +5.5V, VSS = GND, VCM = VDD/4, VOUT =VDD/2,

VL =VDD/2, RL = 10 k to VL and CL = 30 pF.

FIGURE 2-7:

Input Bias, Offset Current

vs. Common-Mode Voltage.

FIGURE 2-8:

Input Bias Current vs.

Common-Mode Input Voltage.

FIGURE 2-9:

CMRR, PSRR vs. Ambient

Temperature.

FIGURE 2-10:

DC Open-Loop Gain vs.

Ambient Temperature.

FIGURE 2-11:

Measured Input Current vs.

Input Voltage (below VSS).

-5

-4

-3

-2

-1

0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5

Input Common Mode Voltage (V)

DD = 5.5V

B+

B-

-200

-100

100

200

300

400

0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5

Input Common Mode Voltage (V)

DD = 5.5V

A = +125°C

A = +85°C

100

105

110

-50

-25

100

125

Ambient Temperature (°C)

PSRR

CMRR (V

CM = -0.1V to +5.6V)

DD = +5.5V

100

110

120

130

140

-50

-25

100

125

Ambient Temperature (°C)

DD = 1.8V

DD = 5.5V

1E-11

1E-10

1E-09

1E-08

0.0000001

0.000001

0.00001

0.0001

0.001

-1

-0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1

IN (V)

100μ

10μ

1μ

100n

10n

100p

10p

A = +125°C

A = +85°C

A = +25°C

A =-40°C

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