DRV591 Datasheet, PDF (9/16 Pages) Texas Instruments – 3-A HIGH-EFFICIENCY PWM POWER DRIVER

www.ti.com
DRV591
SLOS389A – NOVEMBER 2001– REVISED MAY 2002
TYPICAL CHARACTERISTICS
CLOSED LOOP RESPONSE
4
Phase
3
Gain
2
1
VDD = 5 V
No Load
0
10
100
1k
10k
f – Frequency – Hz
Figure 10
10
0
–10
–20
–30
–40
–50
–60
–70
–80
100k
CLOSED LOOP RESPONSE
4
Phase
3
Gain
2
1
VDD = 3.3 V
No Load
0
10
100
1k
10k
f – Frequency – Hz
Figure 11
10
0
–10
–20
–30
–40
–50
–60
–70
–80
100k
9