Overview

The SLG55550A is a USB device that combines high speed USB switches with a USB host charger (dedicated charger) identification circuit. The device supports both the latest USB Battery Charging Specification Revision 1.1 including data contact detection and a set resistor bias for Apple compliant devices as well as legacy USB D+/D- short detection using data line pull-up.

SLG55550 Block Diagram
SLG55550 Block Diagram
  • High Speed USB Switching
  • Low 4.0pF (typ) On Capacitance
  • Low 4.0Ω (typ) On Resistance
  • Low 0.5Ω (typ) On Resistance Flatness
  • 2.8V to 5.5V Supply Range
  • Low 8μA (typ) Supply Current
  • Automatic USB Charger Identification Circuit
  • USB Battery Charging Specification 1.2 compliant
  • Pb-Free / RoHS Compliant
  • Halogen-Free
  • 3 x 3 mm TDFN-10 Package

Applications

  • USB Ports/Hubs
  • Notebook PCs
  • Power bank
  • Car charger
  • Universal Wall Charging Adapter

Documentation

= Featured Documentation
Type Title Date
Datasheet
SLG55550 Datasheet
PDF 149 KB
End Of Life Notice
End Of Life Notice [PDN2024-42]
PDF 104 KB
Other
USB Routing Layout Guidelines for Dialog SLG5554x BCID ICs
PDF 261 KB
3 items

Design & Development

Software Downloads
Type Title Date
PCB Design Files
Altium BCID CAD Symbols and Footprints
ZIP 24 KB
PCB Design Files
Eagle BCID CAD Symbols and Footprints
ZIP 4 KB
2 items

ECAD Models

Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on products in the Product Options table. If a symbol or model isn't available, it can be requested directly from the website.

Explore ECAD Models
Diagram of ECAD Models

Product Options

    Processing table
    Pkg. Type
    Carrier Type
    Buy / Sample
    Part Number
    SLG55550AV
    circleObsolete
    memory
    view_in_ar
    		TDFN-10 Tape & Reel
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