stk672-080-e Sanyo Semiconductor Corporation, stk672-080-e Datasheet - Page 16

• Manufacturer Part Number: stk672-080-e
• Description: Unipolar Constant-current Chopper External Excitation Pwm Circuit With Built-in Microstepping Controller Stepping Motor Driver Sine Wave Drive Output Current 2.8a No Heat Sink*
• Manufacturer: Sanyo Semiconductor Corporation

450
400
350
300
250
200
150
100
2.5
2.0
1.5
1.0
0.5
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
55
53
51
49
47
45
43
41
39
37
35
50
0
0
0
4.0
0
0
0
0.5
0.5
10
4.5
Reference voltage, Vref - V
1.0
Supply voltage, V CC 2 - V
Motor voltage, V CC 1 - V
Motor current, I OH - A
I OH - V CC 1
IVref - Vref
Vsat - I OH
1.0
20
fc - V CC 2
1.5
5.0
2.0
1.5
30
2.5
5.5
2.0
40
3.0
ITF02414
ITF02416
ITF02418
ITF02420
STK672-080-E
6.0
3.5
2.5
50
450
400
350
300
250
200
150
100
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
2.5
2.0
1.5
1.0
0.5
55
53
51
49
47
45
43
41
39
37
35
50
0
0
0
0
0
0
0
0.5
20
20
20
Substrate temperature, Tc - °C
Substrate temperature, Tc - °C
Substrate temperature, Tc - °C
Motor current, I OH - A
1.0
40
40
40
Vdf - I OH
IVref - Tc
I OH - Tc
fc - Tc
1.5
60
60
60
2.0
80
80
80
Vref=0
I OH =2
I OH =1A
No.6507-16/18
100
100
100
2.5
ITF02415
ITF02417
ITF02419
ITF02421
120
120
120
3.0