DRV8846_15 Datasheet, PDF (8/35 Pages) Texas Instruments – DRV8846 Dual H-Bridge Stepper Motor Driver

DRV8846
SLLSEK2 – JUNE 2014
7.7 Typical Characteristics
5.5
5
4.5
4
3.5
3
2.5
2
0
5
10
VM (V)
-40GC
25GC
85GC
125GC
15
20
D001
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3.5
3
2.5
2
1.5
1
0.5
0
0
-40GC
25GC
85GC
125GC
5
10
15
VM (V)
20
D001
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
0
Figure 2. I_VM vs VM
-40qC
25qC
85qC
125qC
5
10
15
VM (V)
20
D001
1.8
1.6
1.4
1.2
1
0.8
0.6
-50
Figure 3. I_VMQ vs VM
4V
12 V
18 V
0
50
100
T_A (qC)
150
D004
Figure 4. R_DSON vs VM
Figure 5. R_DSON vs Temperature
8
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