DRV8886AT Datasheet, PDF (9/40 Pages) Texas Instruments – 2-A Stepper Motor Driver With Integrated Current Sense and AutoTune Technology

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6.7 Typical Characteristics
Over recommended operating conditions (unless otherwise noted)
DRV8886AT
SLVSDO1 – JANUARY 2017
7
6.8
6.6
6.4
6.2
6
5.8
5.6
5.4
5.2
5
5
T_A = 40°C
T_A = 25°C
T_A = 125°C
10
15
20
25
30
35
40
Supply Voltage (V)
D001
7
6.8
6.6
6.4
6.2
6
5.8
5.6
-40 -20
VM = 8 V
VM = 24 V
VM = 37 V
0 20 40 60 80 100 120 140
Ambient Temperature (°C)
D002
Figure 2. Supply Current over VM
20
18
16
14
12
10
8
T_A = 40°C
6
T_A = 25°C
T_A = 125°C
4
5
10
15
20
25
30
35
40
Supply Voltage (V)
D003
Figure 3. Supply Current over Temperature
20
18
16
14
12
10
8
6
-40 -20
VM = 8 V
VM = 24 V
VM = 37 V
0 20 40 60 80 100 120 140
Ambient Temperature (°C)
D0042
0.5
0.45
0.4
0.35
0.3
0.25
0.2
0.15
0.1
0.05
0
5
Figure 4. Sleep Current over VM
T_A = 40°C
T_A = 25°C
T_A = 125°C
10
15
20
25
30
35
40
Supply Voltage (V)
D005
Figure 5. Sleep Current over Temperature
0.4
0.38
0.36
0.34
0.32
0.3
0.28
0.26
0.24
0.22
-40 -20
VM = 8 V
VM = 24 V
VM = 37 V
0 20 40 60 80 100 120 140
Ambient Temperature (°C)
D006
Figure 6. High-Side R_DS(ON) over VM
Figure 7. High-Side R_DS(ON) over Temperature
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