Overview
Description
The SLGC55544C is a combination of current-limited USB port power switch with a USB 2.0 high-speed data line (D+/D-) switch and USB charging port identification circuit. Applications include notebook PCs and other intelligent USB host devices. The wide bandwidth (2.6 GHz) data-line switch also features low capacitance and low on resistance, allowing signals to pass with minimum edge and phase distortion. The SLGC55544C monitors D+ and D-, providing the correct hand-shaking protocol with compliant client devices.
Features
- Meets Battery Charging Specification BC1.2 for DCP and CDP
- Meets Chinese Telecommunications Industry Standard YD/T 1591-2009
- Supports Non-BC 1.2 charging modes via Automatic selection
- DM/DP Divider Modes 2.7V/2.0V (1A) & 2.0V/2.7V (2A)
- DM/DP 1.2V Mode
- Support Smart-CDP function - Automatic CDP/SDP mode support for Always data Communication
- Compatible with USB 2.0/3.0 power switch requirements
- 73 mΩ (typ) high side MOSFET
- Adjustable Current Limit up to 3.0 A (typ)
- Dynamic level detect circuit for inrush current
- Pb-Free / RoHS Compliant
- Halogen-Free
- TQFN-16 Package / MSL-1
- UL Listed and CB File No. E468659
Comparison
Applications
Documentation
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Type | Title | Date |
Datasheet | PDF 546 KB | |
End Of Life Notice | PDF 104 KB | |
Other | PDF 261 KB | |
Certificate | PDF 236 KB | |
Certificate | PDF 178 KB | |
5 items
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Design & Development
Software & Tools
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

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FAQs
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Explanation of Battery charger ID
It is used with USB port to identify the charger scheme for Smartphone, MP3 or Tablet.
Mar 16, 2022 -
What's the output current of Battery charger ID?
Renesas Battery charger ID only provides the charger scheme when device is plugged into USB port, VBUS power still comes from the power switch or any 5V source. Charging current limit will be based on the power switch or 5V source ability. Renesas battery charger ID has one pin to ...
Mar 16, 2022 -
Difference between SDP, CDP and DCP
The simple explanation is below: SDP: data communication and slow charging (charging current <500 mA).CDP: data communication and faster charging (charging current >500 mA).DCP: Faster charging only.
Mar 16, 2022