SI3401
Features
IEEE 802.3 standard-pliant solution, including pre-standard (legacy) Po E support Highly-integrated IC enables pact solution footprints Minimal external ponents Integrated diode bridges and transient surge suppressor Integrated switching regulator controller with on-chip power FET Integrated dual current-limited hotswap switch Support non-isolated and isolated switching topologies prehensive protection circuitry Transient overvoltage protection Undervoltage lockout Early power-loss indicator Thermal shutdown protection Foldback current limiting Programmable classification circuit Low-profile 5 x 5 mm 20-pin QFN Pb-Free and Ro HS-pliant
Ordering Information: See Ordering Guide on page page 17.
Pin Assignments
5 x 5 mm QFN (Top View)
VPOSS
Applications
Voice over IP telephones and adapters Wireless access points Security cameras Point-of-sale terminals Internet appliances Network devices High power applications (Si3401)
EROUT SSFT VDD
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