PI5USB2546A

www.diodes.com

July 2018

Document Number DS41265 Rev 1-2

12

© Diodes Incorporated

PI5USB2546A

Divider-1A, Divider-2A and Divider-2.4A Charging Scheme

There are two charging schemes supported by PI5USB2546A, Divider-1A, Divider-2A and Divider-2.4A as shown below. In

Divider-1A charging scheme the device applies 2.0V and 2.7V to D+ and D- data line respectively. This is reversed in Divider-

2A mode. Divider-2.4A charging scheme on PI5USB2546A is applying 2.7V on both D+ and D-..

Figure 2a, Divider-1A Charging Scheme

Figure 2b, Divider-2A Charging Scheme

Figure 2c, Divider-2.4A Charging Scheme

GND

USB

Connector

2.7V

1.2V

2.0V

CDP

Detect

Auto

Detect

D-

D+

D- OUT

D+OUT

PI5USB2546A

VBUS

USB

Host/Hub

GND

USB

Connector

2.0V

1.2V

2.7V

CDP

Detect

Auto

Detect

D-

D+

D- OUT

D+OUT

PI5USB2546A

VBUS

USB

Host/Hub

GND

USB

Connector

2.7V

1.2V

2.7V

CDP

Detect

Auto

Detect

D-

D+

D- OUT

D+OUT

PI5USB2546A

VBUS

USB

Host/Hub