
三合微科股份有限公司
SAMHOP Microelectronics Corp.
SM3015
REMOTE FAN MCU
SM5021 (ENCODER) APPLICATION CIRCUIT
BT
3V
C1
10u
JP1
C1
VDD
JP2
C2
DOUT
K1/ OOFNF-OFF
K2/ SPEED
LEDO
OSC2
K3/ MODE
OSC1
K4/TIMER SLEEP/K8
K5/SSWWI1NG LIGHT/K7
Vss
SW2/K6
SM5021A/B
455K
R2
4.7 Ω
D2
IR LED
Q1
NPN
D1
LED
Q2
NPN
R1
1K Ω
SM3015 POWER SUPPLY APPLICATION CIRCUIT
100K/1W
47 Ω / 0.25W
1A
47Ω /1W 3.3uF/250V
1N4004
47 Ω / 0.25W
110V AC INPUT
1N4004
220uF
16V
5.1V
0.5W
470uF
16V
VSS/-5.1V
GND
180 Ω / 1W
200K / 1W
1A
180 Ω / 1W
1.2uF / 400V
47 Ω / 0.25W
1N4004
47 Ω / 0.25W
220V AC INPUT
1N4004
220uF
16V
5.1V
0.5W
470uF
16V
VSS/-5.1V
GND
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V.2.0 Mar 8, 2002