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| DRV8412 Datasheet, PDF (3/28 Pages) Texas Instruments – Dual Full Bridge PWM Motor Driver | |||
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www.ti.com
PACKAGE HEAT DISSIPATION RATINGS
PARAMETER
DRV8412
RθJC, junction-to-case (power pad / heat
slug) thermal resistance
1.1 °C/W
RθJA, junction-to-ambient thermal
resistance
Exposed power pad / heat slug area
25 °C/W
34 mm2
DRV8412
DRV8422
DRV8432
SLES242A â DECEMBER 2009 â REVISED DECEMBER 2009
DRV8422
DRV8432
1.1 °C/W
0.9 °C/W
This device is not intended to
be used without a heatsink.
Therefore, RθJA is not
specified. See the Thermal
Information section.
34 mm2
This device is not intended to
be used without a heatsink.
Therefore, RθJA is not
specified. See the Thermal
Information section.
80 mm2
PACKAGE POWER DERATINGS (DRV8412)(1)
PACKAGE
44-PIN TSSOP (DDW)
TA = 25°C POWER
RATING
5.0 W
DERATING
FACTOR ABOVE
TA = 25°C
40.0 mW/°C
(1) Based on EVM board layout
TA = 70°C POWER RATING TA = 85°C POWER RATING
3.2 W
2.6 W
MODE SELECTION PINS
MODE PINS
M3
M2
M1
0
0
0
OUTPUT
CONFIGURATION
2 FB or 4 HB
0
0
1
0
1
0
0
1
1
1
x
x
2 FB or 4 HB
1 PFB
2 FB
DESCRIPTION
Dual full bridges (two PWM inputs each full bridge) or four half bridges with
cycle-by-cycle current limit
Dual full bridges (two PWM inputs each full bridge) or four half bridges with
OC latching shutdown (no cycle-by-cycle current limit)
Parallel full bridge with cycle-by-cycle current limit
Dual full bridges (one PWM input each full bridge with complementary PWM
on second half bridge) with cycle-by-cycle current limit
Reserved
Copyright © 2009, Texas Instruments Incorporated
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Product Folder Link(s): DRV8412 DRV8422 DRV8432
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