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MAX5942BCSE

I/O Controller Interface IC IEEE 802.3af Power-Over-Ethernet Interface/PWM Controller for Power Devices

Product Category: I/O Controller Interface IC
Mfr. Part #
MAX5942BCSE+
Manufacturer: Analog Devices Inc.
Package: Tube
Lead Free Status /RoHS Status:
Data Sheet: MAX5942BCSE+ Datasheet
Inventory: In Stock

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Mfr. Part #: MAX5942BCSE+

Specifications
Product Details

Specifications

Manufacturer Analog Devices Inc.

Mounting Style SMD/SMT

Package / Case SOIC-Narrow-16

Series MAX5942

Product Power-Over-Ethernet Controllers

Interface Type Ethernet

Supply Voltage - Max 67 V

Supply Voltage - Min 18 V

Minimum Operating Temperature 0 C

Maximum Operating Temperature + 70 C

Packaging Tube

Brand Analog Devices / Maxim Integrated

Operating Supply Current 400 uA

Operating Supply Voltage 18 V to 67 V

Product Type I/O Controller Interface IC

Standard Pack Qty 50

Subcategory Interface ICs

Product Details

General Description

The MAX5942A/MAX5942B integrate a complete power IC for powered devices (PD) in a power-over-ethernet (PoE) system. The MAX5942A/MAX5942B provide a PD interface and a compact DC-DC PWM controller suitable for flyback and forward converters in either isolated or nonisolated designs.

Features

â™¦ Powered Device Interface
Fully Integrated IEEE 802.3af-Compliant PD Interface
PD Detection and Programmable Classification Signatures
Less than 10ÂµA Leakage Current Offset During Detection
Integrated MOSFET for Isolation and Inrush Current Limiting
Gate Output Allows External Control of the Internal Isolation FET
Programmable Inrush Current Control/ULVO PGOOD/PGOOD Outputs Enable PWM Controller
â™¦ PWM Controller
Wide Input Range: 18V to 67V
Isolated (Without Optocoupler) or Nonisolated Power Supply
Current-Mode Control
Leading-Edge Blanking
Internally Trimmed 275kHz Â±10% Oscillator Soft-Start

Applications

IP Phones
Wireless Access Nodes
Internet Appliances
Computer Telephony
Security Cameras
Power Devices in Power-Over-Ethernet/Power-Over-MDI

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Mfr. Part #: MAX5942BCSE+