Automotive USB Charger with Linear Droop Compensation Reference Design
TIDA-00160
This product has been released to the market and is available for purchase. For some products, newer alternatives may be available.
See the Important Notice and Disclaimer covering reference designs and other TI resources.
Description
The TIDA-00160 reference design provides detailed data for evaluating and verifying a USB charger, which uses a USB charge controller, a buck controller and a shunt amplifier.
This design demonstrates an automotive USB charging port that offers short-to-battery protection. With the help of the shunt amplifier, the design aims to compensate the effects on Vdroop when the smartphone/tablet is connected to the USB charger using a cable that is roughly 2-3 meters in length.
Features
- Compliance wtih almost all major smartphone/tablet manufacturers is supported due to programmable current limit up to 3A, BC 1.2 compliant devices being supported, and D+/D- divider modes of 2.7V/2.7V and 1.2V.
- Drop in and BOM compatible wtih TPS2543-Q1.
- The TI devices in this design are AEC-Q100 qualified.
- Supports CDP/SDP auto switch for small industry standard footprint based devices.
See the Important Notice and Disclaimer covering reference designs and other TI resources.