睡觉援助电路

材料BOM表：

R1,R5 1K 1/4W Resistors
R2 10K 1/4W Resistor
R3,R6 10M 1/4W Resistors
R4,R7 2M2 1/4W Resistors
R8,R9 4K7 1/4W Resistors
C1,C7 47µF 25V Electrolytic Capacitors
C2 100nF 63V Polyester Capacitor
C3,C4 330nF 63V Polyester Capacitors
C5,C6 15nF 63V Polyester Capacitors
D1,D3,D4,D5 1N4148 75V 150mA Diodes
D2 LED (any type) (see Notes)
IC1 4060 14 stage ripple counter and oscillator IC
IC2 4093 Quad 2 input Schmitt NAND Gate IC
Q1 BC327 45V 800mA PNP Transistor
L1 Radiator coil (see Notes)
P1 SPST Pushbutton
SW1 2 poles 4 ways rotary switch
SW2 SPST Slider Switch
B1 9V PP3 Battery
Clip for PP3 Battery