KEY FEATURES

• Type 1 (PoE) or Type 2 (PoE+) power

• Full IEEE 802.3at compliance

• Synchronous secondary FET driver

• Current mode dc-dc converter

• Tunable switching frequency

• Auxiliary transformer winding support

• Auxiliary wall adapter support (12 V to 57 V)

• Internal hotswap and switching FET bypass

support

• Automated maintain-power-signature (MPS)

support

• Sleep mode augmented with wake pin,

mode control, and LED driver

• 120 V Absolute Max voltage performance

• Extended –40 to +85 °C temperature

• Compact ROHS-compliant 5 mm x 5 mm

QFN Package