DRV593 Datasheet, PDF (6/22 Pages) Texas Instruments – 3−A HIGH−EFFICIENCY PWM POWER DRIVER

DRV593
DRV594
SLOS401A - SEPTEMBER 2002 REVISED - OCTOBER 2002
TABLE OF GRAPHS
TYPICAL CHARACTERISTICS
r_DS(on)
I_q
PSRR
I_O
V_IO
Efficiency
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 SETUP FOR GRAPHS
The LC output filter used in Figures 2, 3, 8, and 9 is shown below.
L1
PWM
C1
R_L
H/C
L1 = 10 µH (part number: CDRH104R, manufacturer: Sumida)
C1 = 10 µF (part number: ECJ-4YB1C106K, manufacturer: Panasonic)
Figure 1. LC Output Filter
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FIGURE
2, 3
4
5
6
7
8, 9
12, 13
14
15
16, 17
6