| 전자부품 데이터시트 검색엔진 |
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STSPIN840 데이터시트(PDF) 4 Page - STMicroelectronics |
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STSPIN840 데이터시트(HTML) 4 Page - STMicroelectronics |
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4 / 28 page ![]() List of figures STSPIN840 4/28 DocID031835 Rev 1 List of figures Figure 1. Block diagram (general) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Figure 2. Pin connection (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 3. UVLO protection management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Figure 4. Dual brush DC motor driver time diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Figure 5. PARALLEL mode typical application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Figure 6. PWM current control sequence example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Figure 7. OFF time regulation circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 8. OFF time vs ROFF value . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 9. Overcurrent and short-circuit protections management . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Figure 10. Disable time versus REN and CEN values (VDD = 3.3 V) . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Figure 11. Overcurrent threshold versus temperature (normalized at 25 °C) . . . . . . . . . . . . . . . . . . . 20 Figure 12. Thermal shutdown management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Figure 13. ESD protection strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Figure 14. Typical application schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Figure 15. PCB layout example (top layer) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Figure 16. TFQFPN 4 x 4 x 1.05 - 24 L package outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Figure 17. TFQFPN 4 x 4 x 1.05 - 24 L suggested footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 |
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