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SI3402-B-GM Folha de dados(PDF) 8 Page - Silicon Laboratories |
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SI3402-B-GM Folha de dados(HTML) 8 Page - Silicon Laboratories |
8 / 21 page Si3402-B 8 Rev. 1.0 2. Typical Application Schematics Figure 1. Schematic—Class 0 with Non-Isolated 5 V Output* *Note: This is a simplified schematic. See application note, “AN956: Using the Si3402-B PoE PD Controller in Isolated and Non-Isolated Designs” for more details and complete application schematics. Table 7. Component Listing—Class 0 with 5 V Output Item Type Value Toler. Rating Notes C1 Capacitor 15 µF 20% 100 V Switcher supply capacitor. Several paral- lel capacitors are used for lower ESR. C2 Capacitor 0.1 µF 20% 100 V PD input supply capacitor. C3 Capacitor 560 µF 20% 10 V Switcher load capacitor — 560 µF in parallel with X5R 22 µF capacitor for lower ESR. C4 Capacitor 0.1 µF 20% 16 V VDD bypass capacitor. C5 Do not populate. C6 Capacitor 1 nF 10% 16 V Compensation capacitor. C7 Do not populate. R1 Resistor 24.3 k 1% 1/16 W Detection resistor. R2 Resistor 8.66 k 1% 1/16 W Feedback resistor divider. R3 Resistor 3.24 k 1% 1/16 W Feedback resistor divider. R4 Resistor 47 k 20% 1/16 W Feedback compensation resistor. D1 Diode 100 V Schottky diode; part no. PDS5100. L1 Inductor 33 µH 20% 3.5 A Coilcraft part no. MSS1278-333ML. C1 Si3402 RJ-45 To Ethernet PHY R1 RCL RDET CT1 CT2 SP1 SP2 L1 SWO D1 R2 R3 FB EROUT C2 C3 C5 C6 R4 C4 C7 |
Nº de peça semelhante - SI3402-B-GM |
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Descrição semelhante - SI3402-B-GM |
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