01 / 01The SD1524 is a USB dedicated charging port controller.Can be applied to in-vehicle chargers, AC-DC power adapters with USB ports, and other USB charging devices.SD1524 has the feature of automatic detection, it will timely load the correct identifiable signal on DP and DM by monitoring the change of the voltage on D + and D-, so as to realize the fast charging function of the compatible portable device connected to it.Supported portable devices include: smartphones, 5V charging tablets and personal media players. SD1524 supports the following five most commonly used charging protocols: · Partial voltage 3 (2.7V and 2.7V applied on D + and D- lines, respectively) · BC1.2 protocol, USB battery charging technical specification 1.2 revision · China Telecom Industry Standard YD/T 1591-2009 · Apply 1.2V voltage on both D + and D-
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