STK681-320 데이터 시트보기 (PDF) - SANYO -> Panasonic
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STK681-320 Datasheet PDF : 10 Pages
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STK681-320
Technical Information
(1) Substrate temperature rise , ΔTc (no heat sink) - Internal average power dissipation, PdAV
ΔTc - PdAV
80
70
60
50
40
30
20
10
0
0
0.5
1.0
1.5
2.0
2.5
3.0
Hybrid IC internal average power dissipation, PdAV - W
3.5
ITF02508
(2) Internal average power dissipation, Pd, in the DC current-motor current, IO, characteristics (typ values for Pd)
10
VCC1=24V
9 VCC2=5.0V
8
Pd - IO
7
6
5
4
3
2
Tc=105°2C5°C
1
0
0
1
2
3
4
5
Motor current, IO - A
ITF02541
(3) Overheating current control characteristics
6
IO - Tc
Load 2Ω+5mH
5
4
3
2
1
0
0 10 20 30 40 50 60 70 80 90 100 110 120
Operating substrate temperature, Tc- °C
ITF02542
Overheating current control functions to prevent driver failure if a motor lock malfunction occurs.
No. A0762-7/10
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