文件名称:
TPS2543 USB charging
开发工具:
文件大小: 1mb
下载次数: 0
上传时间: 2018-09-30
详细说明： The TPS2543 is a USB charging port controller and Charging Specification 1.2 power switch with an integrated USB 2.0 high-speed data line (D+/D–) switch. The TPS2543 provides the • D+/D– Shorted Mode per Chinese electrical signatures on D+/D– to support the Telecommunication Industry Standard YD/T following charging schemes: 1591-2009 • USB Battery Charging Specification 1.2; • D+/D– Divider Modes 2.0V/2.7V and 2.7/2.0V • Chinese Telecom Standard YD/T 1591-2009; Compliant with 1A and 2A Apple Mobile Digital • Divider Mode, Compl iant with Apple iPod, iPhone Devices (1A), and iPad (2A) Mobile Digital Devices.(1) • Automatic Selection of D+/D– Mode for an Attached Device The TPS2543 can be configured to automatically select the D+/D– mode needed to charge an attached • Supports Sleep-Mode Charging and device. The TPS2543 provides load detection via the Mouse/Keyboard (Low-Speed Only) Wake Up STATUS pin that allows for both power supply control • Load Detection for Both Power Supply Control in S4/S5 charging and the ability to manage port in S4/S5 Charging and Port Power power in a multi-port application. Additionally, system Management in all Charge Modes wake up (from S3) with a mouse/keyboard (low speed only) is fully supported in the TPS2343. • Compatible with USB 2.0 and 3.0 Power Switch Requirements The TPS2543 73-mΩ power-distribution switch is intended for applications where heavy capacitive • 73-mΩ (typ) High-Side MOSFET loads and short-circuits are likely to be encountered. • Adjustable Current-Limit up to 3.0 A (typ) Two programmable current thresholds provide • Operating Range: 4.5 V to 5.5 V flexibility for setting current limits and load detect • Drop-In Compatible with TPS2540/40A thresholds. • Available in 16-Pin QFN (3x3) Package • UL Listed and CB File No. E169910 ...展开详情收缩
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