ULC393

Preliminary

CMOS IC

UNISONIC TECHNOLOGIES CO., LTD

7 of 7

www.unisonic.com.tw



T Y PI CAL APPLI CAT I ON CI RCU I T

1/2 UTC ULC393

100k

Ω

22k

Ω

100k

Ω

100k

Ω

+

-

+

-

+

-

C1

0.01µF

(Note 1)

R1

100k

Ω

(Note 2)

R2

5k

Ω

(Note 3)

R3

100k

Ω

(Note 2)

1/2 UTC ULC393

1/2 UTC ULC393

1OUT

2OUT

1OUT

2OUT

Notes: 1. Adjust C1 for a change in oscillator frequency where:

1/f=1.85(100k

Ω)C1

2. Adjust R1 and R3 to change duty cycle

3. Adjust R2 to change deadtime

Figure 3. Two-Phase Nonoverlapping Clock Generator

12V

5.1k

Ω

12V

12V

5.1k

Ω

12V

5.1k

Ω

12V

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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

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and reliable and may be changed without notice.