DRV592_12 Datasheet, PDF (8/16 Pages) Texas Instruments – +- 3-A HIGH EFFICIENCY H-BRIDGE

DRV592
SLOS390A – NOVEMBER 2001– REVISED MAY 2002
TYPICAL CHARACTERISTICS
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3.5
3
2.5
2
1.5
1
0.5
0
0
MAXIMUM OUTPUT CURRENT
vs
OUTPUT VOLTAGE
TJ = 100°C
TJ = 85°C
TJ = 125°C
VDD = 5 V
TA = 25°C
VFP Package
1
2
3
4
5
VO – Output Voltage – V
Figure 10
MAXIMUM OUTPUT CURRENT
vs
AMBIENT TEMPERATURE
3.5
3
2.5
2
1.5
1
0.5
TJ ≤ 125°C
VFP Package
0
–40 –30 –20 –10 0 10 20 30 40 50 60 70 80
TA – Ambient Temperature – °C
Figure 11
APPLICATION INFORMATION
VDD
10 µF
1 µF
1 µF
To HI-Z Control
To Fault Monitor
PWM Input 1
PWM Input 2
Shutdown Control
AVDD
AGND (Connect to PowerPAD)
HI-Z
FAULT1
FAULT0
IN+
IN–
SHUTDOWN
OUT+
PGND
PGND
PGND
PGND
PGND
PGND
OUT–
10 µH
10 µF
To TEC or Laser
Diode Anode
1 µF
10 µH
10 µF
To TEC or Laser
Diode Cathode
Figure 12. Typical Application Circuit
8