DESCRIPTION

The BL2514A is USB dedicated charging port (DCP) controllers. Applications include

vehicle power charger, wall adapters with USB DCP and other USB chargers. The

BL2514A controller has the auto-detect feature that monitors the D+ and D– line

voltages of the USB connector, providing the correct electrical signatures on the DP

and DM pins for the correct detections of compliant portable devices to fast charge.

These portable devices include smart phones, 5-V tablets and personal media

players.

The BL2514A support five of the most common protocols:

Divider 3 (DCP Applying 2.7V on D+ Line and 2.7V on D– Line)

USB Battery Charging Specification, Revision 1.2 (BC1.2)

Chinese Telecommunications Industry Standard YD/T 1591-2009

1.2V on both D+ and D– lines

FEATURES

In accordance with USB Battery Charging Specification, Revision 1.2 (BC1.2),

support USB DCP D+ line shorted to D- line.

In accordance with Chinese Telecommunications Industry Standard YD/T

1591-2009, support Short mode. ( support D+ line shorted to D- line)

Support DCP applying 2.7 V on D+ Line and 2.7 V on D– Line

Support DCP applying 1.2V to the D+ Line and 1.2V to the D– Line

Automatic switching D+ Line and D- Line for connected devices.  

企业名：深圳市汇创佳电子科技有限公司

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