Microchip Technology PD77020 PoE Power Management Controller
Microchip Technology PD77020 PoE Power Management Controller provides multi-port PoE functions, such as port mapping (port matrix), port priority, port status, and system power management. The PD77020 device can be used with the PD77728 seventh-generation PoE manager from Microchip. The Microchip Technology PD77020 device is based on a Microchip SAMD21 controller and is packaged in a 5mm × 5mm 32-pin QFN package.
Features
- A PSE System operating in the controller mode with PD77020 has the following system and port level features:
- Support for up to 16 power banks
- Power management
- Configure active ports (disabling unused ports)
- Power-up ports (based on detection/classification results)
- Ports power down (based on power budget)
- Autoclass
- Power budgeting
- Power Good pins to OSS translation
- OSS—Port priority
- Power measurement
- Communication with host (15-byte protocol)
- System, device, and port status
- Temperature alarm
- Reading chips temperature
- LLDP
- A PSE System operating in the controller mode with PD77728 has the following system and port level features:
- Detection
- Classification
- Inrush
- Port Power Up
- Real-Time Protection (RTP)
- Host
- High-level configuration (total power budget)
- Ports priority definitions
- Reading PoE information from PD77020
Applications
- Switches and routers for enterprise, small and medium business, SOHO, and commercial markets
- Switches and routers for the enterprise market
- Switches for medium and small businesses, and SOHO commercial markets
- PoE injectors
Pin Diagram
