DRV8824_16 Datasheet, PDF (8/35 Pages) Texas Instruments – Stepper Motor Controller IC

DRV8824
SLVSA06J – OCTOBER 2009 – REVISED JULY 2014
7.7 Typical Characteristics
7.0
6.5
6.0
5.5
5.0
25°C
4.5
85°C
125°C
4.0
10
15
20
25
30
35
40
45
V_(VMx) (V)
C001
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14
13
12
11
10
9
-40°C
8
25°C
7
85°C
125°C
6
10
15
20
25
30
35
40
45
V_(VMx) (V)
C002
2000
1800
1600
1400
1200
1000
800
10
Figure 2. I_VMx vs V_(VMx)
-40°C
85°C
15
20
25
30
35
V_(VMx) (V)
25°C
125°C
40
45
C003
2000
1800
1600
Figure 3. I_VMxQ vs V_(VMx)
10 V
24 V
45 V
1400
1200
1000
800
±50 ±25
0
25
50
T_A (ƒC)
75 100 125
C004
Figure 4. R_DS(ON) vs V_(VMx)
Figure 5. R_DS(ON) vs Temperature
8
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