Data Sheet S13020EJ1V0DS00

19

µµµµPD16855

APPLICATION CIRCUIT

Example 1

PD16855A

USB OUTPUT Port : 1 port

Use

PD16855A

Not need to control by USB-controller (CTL-input is "H"-active)

µ

µ

1

F

µ

150 F

µ

10 k

Ω

VBUS

D+

D

−

GND

CTL1

FLG1

FLG2

CTL2

OUT1

IN

GND

OUT2

Over

Current

USB

Controller

Enable

D+

D

−

5 V

Example 2

PD16855B

USB OUTPUT Port : 2 port

Use

PD16855B

controllable by USB-controller (CTL-input is "L"-active)

µ

µ

1

F

µ

150 F

µ

150 F

µ

10 k

Ω

10 k

Ω

VBUS

D+

D

−

GND

CTL1

FLG1

FLG2

CTL2

OUT1

IN

GND

OUT2

Over

Current

USB

Controller

Enable

D+

D

−

5 V

3.3 V

VBUS

D+

D

−

GND

USB

Connector

Timing chart Example 2

The application circuits and their parameters are for references only and are not intended for use in actual designin's.

5 V

GND

GND

GND

5 V

GND

5 V

5 V

over current detect

IN (input)

OUT

(output)

Iout

Flg

(output)

CTL

(input)

over current detect threshold