MCP6141_09 datasheet(9/38 Pages) MICROCHIP

9 / 38 page

DS21668D-page 9

MCP6141/2/3/4

Note: Unless otherwise indicated, TA = +25°C, VDD = +1.4V to +5.5V, VSS =GND, VCM =VDD/2, VOUT ≈ VDD/2,

VL =VDD/2, RL =1MΩ to VL, CL = 60 pF, and CS is tied low.

FIGURE 2-13:

Input Bias, Offset Currents

vs. Ambient Temperature.

FIGURE 2-14:

Open-Loop Gain, Phase vs.

Frequency.

FIGURE 2-15:

DC Open-Loop Gain vs.

Power Supply Voltage.

FIGURE 2-16:

Input Bias, Offset Currents

vs. Common Mode Input Voltage.

FIGURE 2-17:

DC Open-Loop Gain vs.

Load Resistance.

FIGURE 2-18:

DC Open-Loop Gain vs.

Output Voltage Headroom.

0.1

100

1000

10000

105 115 125

Ambient Temperature (°C)

| IOS |

VDD = 5.5V

VCM = VDD

0.1

100

10k

-40

-20

100

120

1.E-

1.E+

Frequency (Hz)

-240

-210

-180

-150

-120

-90

-60

-30

0.01

0.1

100

10k 100k

Gain

Phase

100

110

120

130

140

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

Power Supply Voltage (V)

RL = 50 kΩ

VOUT = 0.1V to VDD – 0.1V

0.1

100

1000

10000

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

Common Mode Input Voltage (V)

TA = +85°C

VDD = 5.5V

| IOS |

TA = +125°C

0.1

100

10k

100

110

120

130

1.E+02

1.E+03

1.E+04

1.E+05

Load Resistance (Ω)

VDD = 1.4V

100

10k

100k

VOUT = 0.1V to VDD – 0.1V

VDD = 5.5V

100

110

120

130

140

0.00

0.05

0.10

0.15

0.20

0.25

Output Voltage Headroom;

VDD – VOH or VOL – VSS (V)

RL = 50 kΩ

VDD = 5.5V

VDD = 1.4V

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