STK672-430A-E Sanyo Semicon Device, STK672-430A-E Datasheet - Page 20

• Manufacturer Part Number: STK672-430A-E
• Description: 2-phase Stepping Motor Driver
• Manufacturer: Sanyo Semicon Device

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Figure 2 Substrate temperature rise, ΔTc - Internal average power dissipation, PdAV
Figure 3 Heat sink area (Board thickness: 2mm) - θc-a
100
1.0
10
80
70
60
50
40
30
20
10
7
5
3
2
7
5
3
2
0
10
0
Hybrid IC internal average power dissipation, PdAV - W
0.5
2
STK672-430A-E
3
1.0
Heat sink area, S - cm
5
ΔTc - PdAV
1.5
θc-a - S
7
100
2.0
2
2
2.5
3
3.0
5
7
ITF02578
ITF02554
1000
3.5
No.A1127-20/21
Datasheet pdf - http://www.DataSheet4U.net/