Datasheet

10 100 1k 10k 100k
−80
−70
−60
−50
−40
−30
−20
PSRR − Power Supply Rejection Ratio − dB
f − Frequency − Hz
V
DD
= 3.3 V
f
S
= 500 kHz
R
L
= 1 Ω
V
ripple
= 100 mV
pp
10 100 1k 10k 100k
−80
−70
−60
−50
−40
−30
−20
PSRR − Power Supply Rejection Ratio − dB
f − Frequency − Hz
V
DD
= 5 V
f
S
= 500 kHz
R
L
= 1 Ω
V
ripple
= 100 mV
pp
0
2
4
6
8
10
12
14
16
10 100 1k 10k 100k
−70
−60
−50
−40
−30
−20
−10
0
10
Gain
Phase
Gain − V/V
f − Frequency − Hz
Phase −
°
V
DD
=5V
NoLoad
Gain
Phase
0
1
2
3
4
−80
−70
−60
−50
−40
−30
−20
−10
0
10
Gain − V/V
f − Frequency − Hz
Phase − °
V
DD
= 5 V
No Load
10 100 1k 10k 100k
DRV593
DRV594
SLOS401C –OCTOBER 2002–REVISED JULY 2010 www.ti.com
POWER SUPPLY REJECTION RATIO POWER SUPPLY REJECTION RATIO
vs vs
FREQUENCY FREQUENCY
Figure 8. Figure 9.
DRV593 DRV594
CLOSED LOOP RESPONSE CLOSED LOOP RESPONSE
Figure 10. Figure 11.
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