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MAX5940DESAT

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

Product Category: I/O Controller Interface IC
Mfr. Part #
MAX5940DESA+T
Manufacturer: Analog Devices Inc.
Package: Reel
Lead Free Status /RoHS Status:
Data Sheet: MAX5940DESA+T Datasheet
Inventory: In Stock

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Mfr. Part #: MAX5940DESA+T

Specifications
Product Details

Specifications

Manufacturer Analog Devices Inc.

Mounting Style SMD/SMT

Package / Case SOIC-Narrow-8

Series MAX5940

Product Power-Over-Ethernet Controllers

Supply Voltage - Max 64 V

Supply Voltage - Min 64 V

Minimum Operating Temperature - 40 C

Maximum Operating Temperature + 85 C

Packaging Reel

Height 1.5 mm

Length 5 mm

Width 4 mm

Brand Analog Devices / Maxim Integrated

Operating Supply Current 1 mA

Operating Supply Voltage 64 V

Pd - Power Dissipation 470 mW

Product Type I/O Controller Interface IC

Standard Pack Qty 2500

Subcategory Interface ICs

Product Details

General Description

The MAX5940A/MAX5940B/MAX5940C/MAX5940D provide complete interface function for a powered device (PD) to comply with the IEEE 802.3af standard in a power-over-ethernet system. MAX5940A/MAX5940B/MAX5940C/MAX5940D provide the PD with a detection signature, a classification signature, and an integrated isolation switch with programmable inrush current control.

Features

â™¦ Fully Integrated IEEE 802.3af-Compliant PD Interface
â™¦ PD Detection and Programmable Classification Signatures
â™¦ Less than 10ÂµA Leakage Current Offset During Detection
â™¦ Integrated MOSFET For Isolation and Inrush Current Limiting
â™¦ 90V Absolute Maximum Rating (MAX5940C/MAX5940D)
â™¦ Gate Output Allows External Control of the Internal Isolation MOSFET
â™¦ Programmable Inrush Current Control
â™¦ Programmable Undervoltage Lockout (MAX5940B/MAX5940D Only)
â™¦ Wide UVLO Hysteresis Accommodates TwistedPair Cable Voltage Drop
â™¦ PGOOD/PGOOD Outputs to Enable Downstream DC-DC Converters
â™¦ -40Â°C to +85Â°C Operating Temperature Range

Applications

IP Phones
Security Cameras
Wireless Access Nodes
IEEE 802.3af Power Devices
Computer Telephony

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Mfr. Part #: MAX5940DESA+T