
Silan
Semiconductors
SC2128A
APPLICATION CIRCUIT
SW2
IR MODULE
-5V
47pf
32.768kHz
47pf
9.1kΩ
OFF/MEMS
SPEED
MODE
SW1
LIGHT
AC
SC2128A
SW2
SO2
REMOTE
LO
VSS
MI
OSCI
ST
OSCO
LED1
VDD
LED2
OFF/MEMS/ LED3
BUZZ
SPEED
COM
MODE
TIMER
SW1
SO1
LIGHT
LIT
Swing2 220Ω
Low 220Ω
Middle 220Ω
Strong 220Ω
Sleep
Tb2
Tb0
Tb3
Rhythm
Tb1 TIMER
-5V
Swing1 220Ω
Light 220Ω
Swing Head 1: Controlled by SW1
Swing Head 2: Controlled by SW2
200kΩ
22Ω/2w
IN4004
2SA1015
AC
-5V
VAR
2.5µf/250V
1kΩ
6.8V/1w
AC
470µf
FUSE
16V
10µf
0.1µf
16V
Supply Circuit
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 1.0
2000.12.31
14