Texas Instruments DRV8412 Integrated Motor Driver for Brushed and Stepper Motors with Piccolo F28035 controlCARD DRV8412 DRV8412-C2-KIT Datenbogen
Produktcode
DRV8412-C2-KIT
1.10
0.96
1.00
0.98
1.02
1.04
GVDD – Gate Drive – V
Normalized R
/ (R
at 12 V)
D
S(on)
D
S(on)
11.0
10.0
8.0
10.5
9.5
8.5
9.0
11.5
1.06
1.08
12
T = 25°C
J
0
100
40
50
60
70
80
90
Efficiency
–
%
f – Switching Frequency – kHz
0
100 150 200 250 300 350 400 450 500
50
10
20
30
Load = 5 A
PVDD = 50 V
T = 75°C
PVDD = 50 V
T = 75°C
Full Bridge
C
1.6
0.4
0.6
0.8
1.0
T – Junction Temperature – C
J
o
Normalized R
/ (R
at 25
C)
D
S(on)
D
S(on)
o
80
40
120
–40
60
20
–20
0
100
1.2
1.4
140
GVDD = 12 V
–1
5
0
1
2
3
V – Voltage – V
I
–
Current
–
A
1.2
0.8
0
1
0.6
0.2
0.4
4
6
T = 25°C
J
SLES242C – DECEMBER 2009 – REVISED MAY 2010
www.ti.com
TYPICAL CHARACTERISTICS
EFFICIENCY
NORMALIZED R
DS(on)
vs
vs
SWITCHING FREQUENCY (DRV8432)
GATE DRIVE
Figure 1.
Figure 2.
NORMALIZED R
DS(on)
vs
DRAIN TO SOURCE DIODE FORWARD
JUNCTION TEMPERATURE
ON CHARACTERISTICS
Figure 3.
Figure 4.
8
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