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PD77728 Datasheet(PDF) 1 Page - Microchip Technology |
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PD77728 Datasheet(HTML) 1 Page - Microchip Technology |
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1 / 44 page  Data Sheet © 2024 Microchip Technology Inc. and its subsidiaries DS00003920E - 1 Introduction The PD77728 device is a part of Microchip’s seventh generation IEEE ® 802.3bt compliant Power over Ethernet (PoE) Power Sourcing Equipment (PSE) family. This device is a fully integrated 8-port PoE manager with integrated Field Effect Transistor (FET) switches and current sense resistors. Up to 12 devices can be cascaded to provide 48 4-pair ports. The device is available in a 56-pin 8 mm × 8 mm QFN package. The following figure shows the typical PoE application of the PD77728 device. Figure 1. Typical PoE Application GND VDD SDA Control SCL POE_RESET INTERRUPT Isolation Barrier SDIO SCLIO RESET_IN_N OSS IREF DGND AGND VDD VDDA VMAIN PD77728 PoE Manager VMAIN VMAIN PORT_NEG0 PORT_NEG7 ISO_3V3 ISO_GND POE_ 3V3 POE_ 3V3 VMAIN Up to 12 Devices ISO_GND POE_AGND POE_DGND I 2C Isolation I 2C Isolation Isolation 8-Port PoE PSE Manager PD77728 |
Similar Part No. - PD77728 |
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Similar Description - PD77728 |
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