MAX5982B - Maxim Integrated

MAX5982B Powered Device Interface Controllers

The MAX5982A/MAX5982B/MAX5982C provide a complete interface for a powered device (PD) to comply with the IEEE® 802.3af/at standard in a power-over-Ethernet (PoE) system. The MAX5982A/MAX5982B/MAX5982C provide the PD with a detection signature, classification signature, and an integrated isolation power switch with inrush current control. During the inrush pe.

Features

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● Sleep Mode and Ultra-Low-Power Sleep (MAX5982A/MAX5982B)
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● IEEE 802.3af/at Compliant
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● 2-Event Classification or an External Wall Adapter Indicator Output
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● Simplified Wall Adapter Interface
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● PoE Classification 0
  –5
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● 100V Input Absolute Maximum Rating
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● Inrush Current Limit of 182mA Maximum
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● Current Limit During Normal Operation Between 1700mA and 2100mA
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● Current Limit and Foldback
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● Legacy UVLO at 36V
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● LED Driver with Programmable LED Current (MAX5982A/MAX5982B)
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● Overtemperature Protection
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● Thermally Enhanced, 5mm x 5mm, 16-Pin TQFN Applications
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● IEEE 802.3af/at Powered.