MP5121_MP5221_MP5421 –High Speed, single-supply Rail-to-Rail Input-Output Op Amps

MP5121_MP5221_MP5421 Rev. 0.91

www.MonolithicPower.com

7

12/9/2009

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2009 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS

Open Loop

Output Noise vs. Frequency

MP5121

Closed Loop Av=1

Closed Loop Av=2

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

2468 10 12 14 16 18

Supply Voltage (V)

VIN ( V )

Frequency ( kHz )

-50

-40

-30

-20

-10

0

10

20

30

40

50

Frequency (kHz)

Frequency (kHz)

-50

-40

-30

-20

-10

0

10

20

30

40

50

-200

-150

-100

-50

0

50

100

150

200

-16

-12

-8

-4

0

4

8

12

16

0.1

10

1000

100000

Frequency (kHz)

Frequency (kHz)

Frequency (Hz)

-5

-4

-3

-2

-1

0

1

2

3

4

5

10K

1K

560

560

150

Av=1

1

10

100

1000

10000

0.1

10

1000

100000

0.1 1 10 100 1000 10000 100000

0.1 1 10 100 1000 10000 100000

-200

-150

-100

-50

0

50

100

150

200

-20

-15

-10

-5

0

5

10

15

20

-4 -3 -2 -1

0

1

2

3

4

-40

-20

0

20

40

60

80

1

10

100

1000 10000 100000

0

20

40

60

80

100

120

140

160

180

200

1

10

100

1000 10000 100000

PSRR vs. Frequency

Frequency (kHz )

10

20

30

40

50

60

70

80

90

100

0.1

10

1000

100000

Supply Current vs.

Supply Voltage

MP5121

Gain

Phase

Phase

Gain

Phase

Gain

1000pF

100pF

50pF

0pF