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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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A7985ATR 数据表(PDF) 35 Page - STMicroelectronics |
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A7985ATR 数据表(HTML) 35 Page - STMicroelectronics |
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35 / 44 page  DocID023128 Rev 5 35/44 A7985A Application information 44 Figure 28. Load regulation Figure 29. Line regulation 3.310 3.315 3.320 3.325 3.330 3.335 3.340 3.345 0.00 0.50 1.00 1.50 2.00 Io [A] Vin=5V Vin=12V Vin=24V 3.3200 3.3250 3.3300 3.3350 3.3400 3.3450 3.3500 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0 VIN [V] Io=1A Io=2A Figure 30. Load transient: from 0.4 A to 2 A Figure 31. Soft-start VOUT 100mV/div AC coupled IL 500mA/div Time base 100us/div VIN=24V VOUT=3.3V COUT=47uF L=10uH FSW=520k VOUT 100mV/div AC coupled IL 500mA/div Time base 100us/div VIN=24V VOUT=3.3V COUT=47uF L=10uH FSW=520k VOUT 500mV/div VFB 200mV/div IL 500mA/div Time base 1ms/div Figure 32. Short-circuit behavior at VIN = 12 V Figure 33. Short-circuit behavior at VIN = 24 V OUT 5V/div IL 1A/div VOUT 1V/div SYNCH 5V/div Timebase 10us/div OUT 5V/div IL 0.5A/div VOUT 1V/div SYNCH 5V/div Timebase 10us/div |
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