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All trademarks are property of their respective owners 2014-08-0001

www.pericom.com

PT0516

8/27/14

6

PI5USB2549

USB Charging Port Controller and Load Detection Power Switch

Electrical Characteristics, Charging Controller

4.5V≤V

Positive currents are into pins. Typical values are at 25°C. All voltages are with respect to GND. unless otherwise specified.

Symbol

Description

Test Conditions

Min.

Typ.

Max.

Unit

SHORTED MODE (BC1.2 DCP)

DP_IN/DM_IN shorting resistance

-

125

-

Ω

DCP-1.2V MODE

DP_IN/DM_IN output voltage

Apply 3V on DP_IN for 0.5s and

measure the D+/D- voltage within the 2s

-

1.25

-

V

DP_IN/DM_IN output impedance

-

75

-

kΩ

DIVIDER-1A MODE

DP_IN Divider-1A output voltage

1.9

2.0

2.1

V

DM_IN Divider-1A output voltage

2.57

2.7

2.84

V

DP_IN/DM_IN output impedance

7.5

10.5

16

kΩ

DIVIDER-2A MODE

DP_IN Divider-2A output voltage

2.57

2.7

2.84

V

DM_IN Divider-2A output voltage

1.9

2.0

2.1

V

DP_IN/DM_IN output impedance

7.5

10.5

16

kΩ

DIVIDER-2.4A MODE (with MODE_SEL=’HIGH’)

DP_IN/DM_IN output voltage

2.57

2.7

2.84

V

DP_IN/DM_IN output impedance

7.5

10.5

16

kΩ

PLUG-IN LOAD DETECT

-

55

-

mA

threshold

-

45

-

mA

SET

Plug-in detect set time

140

200

275

ms

Plug-in detect reset time

1.9

3

4.2

s

Note:

(1) These parameters are provided for reference only and do not constitute part of Pericom's published device specifications for purposes of

Pericom's product warranty.