U2
VCC(+)
T3
L1
L3
T1
T4
+5V
L4
GND
T2
L2
P
D2
D3
TIC1
TIC2
TIC3
D1
D4
TIC4
U1
K1
R4
Resistance
10kΩ
T1B
K2
R2
Resistance
10kΩ
T2A
R3
Resistance
10kΩ
J1
T4A
K4
C4
Capacitance
100nF
T2B
R5
Resistance
12kΩ
T3B
T4B
C5
Capacitance
100nF
C6
Capacitance
100nF
C1
Capacitance
100nF
T3A
K3
R7
Resistance
470 Ω
T1A
C3
Capacitance
100nF
R1
Resistance
10kΩ
C2
Capacitance
100nF
R6
Resistance
5.6kΩ
U3
Not Recommended for New Designs
Q3
Q1
Q2
Q4
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