DRV591 Datasheet, PDF (6/16 Pages) Texas Instruments – 3-A HIGH-EFFICIENCY PWM POWER DRIVER

DRV591
SLOS389A – NOVEMBER 2001– REVISED MAY 2002
TABLE OF GRAPHS
TYPICAL CHARACTERISTICS
Efficiency
rDS(on)
Iq
PSRR
IO
VIO
Drain-source on-state resistance
Supply current
Power supply rejection ratio
Closed loop response
Maximum output current
Input offset voltage
vs Load resistance
vs Supply voltage
vs Free-air temperature
vs Free-air temperature
vs Supply voltage
vs Frequency
vs Output voltage
vs Ambient temperature
Common-mode input voltage
TEST SET-UP FOR GRAPHS
The LC output filter used in Figures 2, 3, 8, and 9 is shown below.
L1
OUT+
L2
OUT–
C1 _RL
C2
www.ti.com
FIGURE
2, 3
4
5
6
7
8, 9
10, 11
12
13
14, 15
L1, L2 = 10 µH (part number: CDRH104R, manufacturer: Sumida)
C1, C2 = 10 µF (part number: ECJ-4YB1C106K, manufacturer: Panasonic)
Figure 1. LC Output Filter
6