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TMI7303B - 802.3af/at Power over Ethernet PoE Powered Device

General Description

The TMI7303B provides a complete interface for a Powered Device (PD) with the IEEE 802.3af/at standard in PoE system.

The TMI7303B include detection signature, classification signature and an integrated isolation power switch with inrush current control mode.

Key Features

  • Meets IEEE 802.3af/at Specifications.
  • Support 25W PoE Power.

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Datasheet Details

Part number TMI7303B
Manufacturer TOLL
File Size 1.01 MB
Description 802.3af/at Power over Ethernet PoE Powered Device
Datasheet download datasheet TMI7303B Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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TMI7303B 802.3af/at Power over Ethernet PoE Powered Device (PD) Controller Features  Meets IEEE 802.3af/at Specifications  Support 25W PoE Power Application  100V, 0.48Ω Integrated Pass Switch  180mA Inrush Current Limit  Current Limit During Normal Operation Between 720mA and 920mA  Simplified Wall Adapter Interface  Open Drain Type-2 PSE Indicator  Current Limit and Fold-back  Self-Driving Power Good Indicator  Over Temperature Protection (OTP)  DFN3x3-10 Package Application  VoIP Telephones  Security Camera Systems  Remote Internet Power  Safety Backup Power Typical Application VDD Description The TMI7303B provides a complete interface for a Powered Device (PD) with the IEEE 802.3af/at standard in PoE system.