MP5121_MP5221_MP5421 –High Speed, single-supply Rail-to-Rail Input-Output Op Amps
TYPICAL PERFORMANCE CHARACTERISTICS
V
S+
=5V, V
S-
=-5V, R
L
=10KΩ, C
L
=12pF, T
A
=25ºC, unless otherwise noted.
Supply Current vs.
Supply Voltage
MP5121
1.6
1.4
Supply Current (mA)
V
OS
vs. V
IN
20
15
PSRR ( dB )
PSRR vs. Frequency
100
90
80
70
60
50
40
30
20
10
0.1
1.2
V
OS
(mV)
10
5
0
-5
-10
-15
2
4
6
8
10 12 14 16 18
-20
-4
-3
-2
-1
0
1
2
3
4
1
0.8
0.6
0.4
0.2
0
10
1000
100000
Supply Voltage (V)
VIN ( V )
Fre que ncy (kHz )
Open Loop
80
60
Gain (dB)
Closed Loop Av=1
200
180
Gain
160
140
Gain (dB)
Closed Loop Av=2
200
150
100
Gain (dB)
50
40
30
20
10
0
-10
-20
-30
-40
Phase
Gain
50
40
30
20
10
0
-10
-20
-30
-40
Phase
Gain
200
150
100
50
0
-50
-100
-150
40
20
Phase
0
-20
-40
1
10
100
120
100
80
60
40
20
0
1000 10000 100000
50
0
-50
-100
-150
-50
-200
0.1 1 10 100 1000 10000 100000
Frequency (kHz)
-200
-50
0.1 1 10 100 1000 10000 100000
Frequency (kHz)
Frequency ( kHz )
Frequency Response vs. C
L
16
12
8
Gain (dB)
50pF
1000pF
100pF
Frequency Response vs. R
L
5
4
3
Magnitude (dB)
10K
1K
560
560
150
Output Noise vs. Frequency
MP5121
10000
4
0
-4
-8
-12
-16
1
10
2
1
0
-1
-2
-3
-4
-5
1000
100
0pF
10
Av=1
10
1000
100000
100
1000 10000 100000
0.1
1
0.1
10
1000
100000
Frequency (kHz)
Frequency (kHz)
Frequency (Hz)
MP5121_MP5221_MP5421 Rev. 0.91
www.MonolithicPower.com
12/9/2009
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2009 MPS. All Rights Reserved.
7
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