US204

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

6 of 6

www.unisonic.com.tw

QW-R502-601.a

TYPICAL APPLICATION CIRCUIT

CTL2

FLG2

CTL1

GND

FLG1

UTC US204

ON/OFF

USB Controller

Overcurrent

Overcurrent

GND

ON

GND

IN

OUT

LDO

GND

D+

D-

GND

D-

D+

Ferrite

Bead

4.50V

5.25V

100mA max

GND

D+

D-

1μF

33μF

+

+

5.0V

10k

10k

USB

Port1

USB

Port2

DATA

(Two Pair)

to USB Controller

DATA

1μF

0.1μF

0.01μF

33μF

0.01μF

33μF

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exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or

other parameters) listed in products specifications of any and all UTC products described or contained

herein. UTC products are not designed for use in life support appliances, devices or systems where

malfunction of these products can be reasonably expected to result in personal injury. Reproduction in

whole or in part is prohibited without the prior written consent of the copyright owner. The information

presented in this document does not form part of any quotation or contract, is believed to be accurate

and reliable and may be changed without notice.