1. you can found the default input current limit is 100mA in datasheet.
2. Suggest you can add one analog switch, like TS3USB3000.
3. When there is Vbus, it will pull down OTG pin and disable OTG function.
Other Parts Discussed in Thread: BQ24298 , TS3USB3000 , BQ24296 1.BQ24298给手持设备充电,可以用适配器充电,也可以用电脑主机读取手持机里面的信息,那怎么自动判别是适配器还是电脑USB主机接口.手机里面充电IC是怎么处理的,有参考原理图吗?
2.如果用47K的热敏电阻,RT1和RT2应该取值多少?麻烦给一个准确的值而不是公式
Other Parts Discussed in Thread: BQ25895 , TS3USB3000 在用BQ25895做便携产品设计,现在想复用一个MicroUSB口做充电和USB上位机通讯之用
问题:当BQ25895在使用D+和D-完成输入电压识别后,D+和D-是否被释放?可以用作USB通讯
极限参数有注释,只是压力测试,功能上测试还是需要参考推荐参数,因此 TS3USB3000的输入电压不能超过3.6V。
Stresses above these ratings may cause permanent damage. Exposure to absolute maximum conditions for extended periods may degrade device reliability.These are stress ratings only, and functional…