LMP2021_14 datasheet(7/31 Pages) TI1

Part #	LMP2021

Description	LMP2021/LMP2022 Zero Drift, Low Noise, EMI Hardened Amplifiers

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Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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7 / 31 page

2

3

3.5

4

4.5

5

5.5

SUPPLY VOLTAGE (V)

-10

-5

0

5

10

2.5

-40°C

25°C

85°C

125°C

10

1k

1M

FREQUENCY (Hz)

0

40

80

140

100k

10k

100

120

60

20

100

+PSRR

-PSRR

VS = 2.5V, 5V

VCM = VS/2

-5

-4

-3

-2

-1

0

1

2

3

4

5

0

2

4

6

8

10

12

14

16

18

VOS (PV)

VS = 5V

TA = 25°C

VCM = VS/2

UNITS TESTED = 6200

-20

-10

0

10

20

0

2

4

6

8

10

12

14

16

TCVOS (nV/°C)

VS = 5V

VCM = VS/2

-40°C d TA d 125°C

UNITS TESTED = 6200

-5

-4

-3

-2

-1

0

1

2

3

4

5

0

2

4

6

8

10

12

14

16

VOS (PV)

VS = 2.5V

TA = 25°C

VCM = VS/2

UNITS TESTED > 1700

-20

-10

0

10

20

0

2

4

6

8

10

12

14

TCVOS (nV/°C)

VS = 2.5V

VCM = VS/2

-40°C d TA d 125°C

UNITS TESTED > 1700

LMP2021, LMP2022

www.ti.com

SNOSAY9D – SEPTEMBER 2008 – REVISED JULY 2009

Typical Performance Characteristics

Unless otherwise noted: TA = 25°C, RL > 10 kΩ, VS= V

+ – V–, V

S= 5V, VCM = VS/2.

Offset Voltage Distribution

TCVOS Distribution

Figure 5.

Figure 6.

Offset Voltage Distribution

TCVOS Distribution

Figure 7.

Figure 8.

Offset Voltage

PSRR

vs.

Supply Voltage

Frequency

Figure 9.

Figure 10.

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