汽车前灯定时器电路
下面是 [汽车前灯定时器电路]的电路图
材料BOM表:
R1 = 4.7K - 1/4W Resistor
R2 = 1K - 1/4W Resistors
R3 = 1K - 1/4W Resistors
C1 = 100µF - 25V Electrolytic Capacitor (See Notes)
D1 = 1N4002 - 100V 1A Diode
Q1 = BC547 - 45V 100mA NPN Transistor
Q2 = BC327 - 45V 800mA PNP Transistor
P1 = SPST Pushbutton
RL1 = Relay with SPDT 10A min. switch
Coil Voltage 12V. Coil resistance 150-600 Ohms
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