MOSEL VITELIC
MSS0287
Application Circuit
1. Typical application
R1
S
OSC
V
DD
3
L/B/S
TG
T
R2
2
1
1120um
1940 um
4
5
6
7
C
OUT
V
SS
Pin No. Designation
1
V
DD
2
OSC
3
NC
4
L/B/S
5
TG
6
C
OUT
7
V
SS
X
-366.3
-358.3
-358.3
13
266
358.3
366.3
Y
-19.6
-340.8
-677.2
-769.2
-769.2
-233.0
-21.8
Note: Substrate is VDD
PAD SIZE =90 X 90 um
2. CDS application
3. Power on play
R1
OSC
TG
V
DD
S
C
OUT
V
SS
R2
T
R1
OSC
TG
V
DD
S
C
OUT
V
SS
R2
T
Note: a. R1 =1.2M
Ω
(S.R.=6KHz ) , T ( transistor ) = ß > 150 ,S (speaker) =1/4W ,8
Ω
; all typical.
b. R2=470
Ω
( typical ) to bypass extra current into base to get rid of waveform saturation on collector .
c. In order to avoid false ( or noise ) trigger.
1. To minimize the routing of trigger signal.
2. The routing of trigger signal should be as far away as possible to speaker signal.
MOSEL
No. 1, Ceration Road I, Hsinchu Science-Based Industrial Park, Hsinchu,
Taiwan, R.O.C.
TEL:886-35-783344
FAX:886-35-772788
3910 North Frist street, San Jose, CA. 95134-1501 U.S.A.
TEL:1-408-433-6000
FAX:1-408-433-0952
™A∞»±MΩu∂«Øu°G
886-35-784732
5
PID223B 02/95
MOSEL [ MOSEL VITELIC, CORP ]
