поискавой системы для электроныых деталей |
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SI9136DB датащи(PDF) 9 Page - Vishay Siliconix |
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SI9136DB датащи(HTML) 9 Page - Vishay Siliconix |
9 / 16 page Document Number: 70818 S11-0975-Rev. D, 16-May-11 www.vishay.com 9 Vishay Siliconix Si9136 This document is subject to change without notice. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 TIMING DIAGRAMS Figure 2. Converter is Enabled Before VIN is Applied ON/OFF VIN VL VREF OSC EN (Sysmon EN) OSC fmax (SS) DH DL The converter is enabled VIN is applied LDO is activated after VIN is applied REF circuit is activated after VL becomes available After VREF goes above 2.4 V, the converter is turned on Oscillator is activated Slow soft-start gradually increases the maximum inductor current High-side gate drive duty ratio gradually increases to maximum Low-side gate drive 4 ms 2.4 V tBBM Figure 3. Converter is Enabled After VIN is Applied ON/OFF VIN VL VREF OSC EN (Sysmon EN) OSC fmax (SS) DH DL The converter is enabled VIN is applied LDO is activated after VIN is applied REF circuit is activated after VL becomes available After VREF goes above 2.4 V, the converter is turned on Oscillator is activated Slow soft-start gradually increases the maximum inductor current 2.4 V 4 ms |
Аналогичный номер детали - SI9136DB |
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Аналогичное описание - SI9136DB |
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