HA16117F Series

Rev.3.00 Jun 15, 2005 page 9 of 30

2. With a low-frequency P-RUN signal (≈ 13 Hz to 26 Hz)

H

L

H

L

H

L

H

L

H

L

H

L

H

L

H

L

0 V

1.6 V

3.2 V

5 V

0 V

0.9 V

3.6 V

5 V

P-RUN

40 ms (25 Hz)

2T

33 ms

Q

A

WD

B

C

duty is 25% or above, multivibrator (power-on and auto-reset circuit) oscillation stops. As a

result, the

RES signal is fixed high.

60 ms

20 ms

RES

Q