MOSFET tuav Circuit Court uas muaj xws li resistors R1-R6, electrolytic capacitors C1-C3, capacitor C4, PNP triode VD1, diodes D1-D2, intermediate relay K1, ib tug voltage comparator, ib tug dual lub sij hawm puag integrated nti NE556, thiab MOSFET Q1, nrog tus pin No.6 ntawm dual lub sij hawm puag integrated nti NE556 ua ib lub teeb liab input, thiab ib kawg ntawm resistor R1 raug txuas rau tib lub sij hawm rau Pin 6 ntawm lub dual-time puag integrated nti NE556 yog siv raws li lub teeb liab input, ib kawg ntawm resistor R1 yog txuas nrog tus pin 14 ntawm lub dual-time puag integrated nti NE556, ib kawg ntawm resistor R2, ib kawg ntawm resistor R4, lub emitter ntawm PNP transistor VD1, lub ntws ntawm MOSFET Q1, thiab DC fais fab mov, thiab lwm yam kawg ntawm resistor R1 txuas nrog tus pin 1 ntawm lub dual-time puag integrated nti NE556, tus pin 2 ntawm lub dual-time puag integrated nti NE556, qhov zoo electrolytic capacitance ntawm capacitor C1, thiab nruab nrab relay. K1 nquag kaw kev tiv tauj K1-1, lwm qhov kawg ntawm qhov nruab nrab relay K1 feem ntau kaw kev tiv tauj K1-1, tus ncej tsis zoo ntawm electrolytic capacitor C1 thiab ib kawg ntawm capacitor C3 txuas nrog rau hauv av, lwm qhov kawg ntawm capacitor C3 yog txuas nrog tus pin 3 ntawm ob lub sij hawm puag integrated nti NE556, tus pin 4 ntawm lub dual lub sij hawm puag integrated nti NE556 yog txuas nrog lub zoo ncej ntawm electrolytic capacitor C2 thiab lwm yam kawg ntawm resistor R2 tib lub sij hawm, thiab cov Cov ncej tsis zoo ntawm electrolytic capacitor C2 txuas nrog lub zog hluav taws xob hauv av, thiab tus ncej tsis zoo ntawm electrolytic capacitor C2 txuas nrog lub zog mov hauv av. Tus ncej tsis zoo ntawm C2 txuas nrog lub zog hluav taws xob hauv av, tus pin 5 ntawm lub sijhawm ob lub sijhawm sib xyaw nti NE556 txuas rau ib kawg ntawm resistor R3, lwm qhov kawg ntawm resistor R3 txuas nrog rau theem zoo ntawm cov khoom sib piv. , cov theem tsis zoo ntawm cov hluav taws xob sib piv yog txuas nrog tus ncej zoo ntawm lub diode D1 thiab lwm qhov kawg ntawm resistor R4 tib lub sijhawm, tus ncej tsis zoo ntawm diode D1 txuas nrog lub zog hauv av, thiab cov zis ntawm qhov sib piv voltage yog txuas mus rau qhov kawg ntawm resistor R5, lwm qhov kawg ntawm resistor R5 txuas nrog PNP triplex. Cov zis ntawm qhov sib piv voltage yog txuas nrog ib kawg ntawm tus resistor R5, lwm qhov kawg ntawm tus resistor R5 yog txuas nrog lub hauv paus ntawm PNP transistor VD1, lub collector ntawm PNP transistor VD1 yog txuas nrog tus ncej zoo ntawm lub diode. D2, tus ncej tsis zoo ntawm lub diode D2 txuas rau qhov kawg ntawm qhov resistor R6, qhov kawg ntawm lub capacitor C4, thiab lub rooj vag ntawm MOSFET tib lub sijhawm, lwm qhov kawg ntawm cov resistor R6, lwm qhov kawg ntawm qhov capacitor C4, thiab lwm qhov kawg ntawm qhov nruab nrab relay K1 yog tag nrho txuas nrog lub zog hluav taws xob av thiab lwm qhov kawg ntawm qhov nruab nrab relay K1 yog txuas nrog lub hauv paus ntawm lub hauv paus.MOSFET.
MOSFET tuav Circuit Court, thaum A muab cov teeb liab tsis tshua muaj tshwm sim, lub sij hawm no lub sij hawm dual lub sij hawm sib xyaw nti NE556 teeb, dual lub sij hawm puag integrated nti NE556 tus pin 5 tso zis theem siab, theem siab mus rau theem zoo input ntawm lub voltage piv, qhov tsis zoo. theem input ntawm voltage comparator los ntawm resistor R4 thiab diode D1 muab ib tug siv voltage, lub sij hawm no, lub voltage comparator tso zis theem siab, theem siab ua rau lub Triode VD1 conducts, lub tam sim no ntws los ntawm lub collector ntawm triode VD1. tsub nqi capacitor C4 los ntawm diode D2, thiab tib lub sijhawm, MOSFET Q1 ua, lub sijhawm no, lub coil ntawm intermediate relay K1 yog absorbed, thiab intermediate relay K1 feem ntau kaw hu K 1-1 yog disconnected, thiab tom qab lub intermediate relay. relay K1 ib txwm kaw kev sib cuag K 1-1 yog txiav, DC fais fab mov rau 1 thiab 2 ko taw ntawm ob lub sij hawm hauv paus integrated nti NE556 muab cov khoom siv hluav taws xob khaws cia kom txog thaum voltage ntawm tus pin 1 thiab tus pin 2 ntawm dual- lub sij hawm puag integrated nti NE556 yog them rau 2/3 ntawm cov khoom voltage, lub dual-lub sij hawm puag integrated nti NE556 yog cia li pib dua, thiab tus pin 5 ntawm lub dual-time puag integrated nti NE556 yog cia li rov qab mus rau ib tug tsawg theem, thiab cov Cov kab hluav taws xob txuas ntxiv tsis ua haujlwm, thaum lub sijhawm no, lub capacitor C4 raug tso tawm kom tswj tau lub MOSFET Q1 conduction kom txog thaum kawg ntawm lub capacitance C4 tawm thiab qhov nruab nrab relay K1 coil tso tawm, nruab nrab relay K1 feem ntau kaw hu rau K 11 kaw, ntawm qhov no Lub sij hawm dhau los ntawm qhov kaw nruab nrab relay K1 ib txwm kaw kev sib cuag K 1-1 yuav yog ob lub sij hawm puag integrated nti NE556 1 ko taw thiab 2 ko taw ntawm qhov hluav taws xob tso tawm, rau lwm lub sij hawm rau dual lub sij hawm puag integrated nti NE556 tus pin 6 los muab ib tug tsawg Lub teeb liab ua rau ua ob lub sij hawm puag integrated nti NE556 teeb los npaj.
Cov qauv hluav taws xob ntawm daim ntawv thov no yog qhov yooj yim thiab tshiab, thaum lub sij hawm dual lub sij hawm hauv paus kev sib xyaw nti NE556 tus pin 1 thiab tus pin 2 them rau 2/3 ntawm cov khoom siv hluav taws xob, dual lub sij hawm puag integrated nti NE556 tuaj yeem rov pib dua, dual lub sij hawm puag integrated nti NE556 tus pin 5 cia li rov qab mus rau theem qis, yog li cov txuas txuas ntxiv tom ntej tsis ua haujlwm, yog li kom tsis txhob them tus nqi capacitor C4, thiab tom qab tso tseg qhov kev them nyiaj ntawm lub capacitor C4 tswj los ntawm MOSFET Q1 conductive, daim ntawv thov no tuaj yeem txuas ntxiv mus.MOSFETQ1 conductive rau 3 vib nas this.
Nws suav nrog cov resistors R1-R6, electrolytic capacitors C1-C3, capacitor C4, PNP transistor VD1, diodes D1-D2, intermediate relay K1, voltage comparator, dual lub sij hawm puag integrated nti NE556 thiab MOSFET Q1, pin 6 ntawm lub dual lub sij hawm puag integrated nti NE556 yog siv los ua lub teeb liab tawm tswv yim, thiab ib qho kawg ntawm tus resistor R1 txuas nrog tus pin 14 ntawm lub sijhawm ob lub sijhawm sib xyaw nti NE556, resistor R2, tus pin 14 ntawm lub sijhawm ob lub sijhawm sib xyaw nti NE556 thiab tus pin 14 ntawm lub sijhawm dual. Base integrated nti NE556, thiab resistor R2 txuas nrog tus pin 14 ntawm ob lub sij hawm puag integrated nti NE556. tus pin 14 ntawm ob lub sij hawm puag integrated nti NE556, ib kawg ntawm resistor R2, ib kawg ntawm resistor R4, PNP transistor
Hom kev ua haujlwm zoo li cas?
Thaum A muab cov teeb liab tsis tshua muaj tshwm sim, ces ob lub sij hawm lub hauv paus kev sib xyaw nti NE556 teeb, dual-lub sij hawm puag integrated nti NE556 tus pin 5 tso zis siab, qib siab mus rau theem zoo tswv yim ntawm qhov sib piv voltage, qhov tsis zoo theem input ntawm lub voltage sib piv los ntawm resistor R4 thiab diode D1 los muab cov kev siv voltage, lub sij hawm no, qhov voltage comparator tso zis theem siab, theem siab ntawm transistor VD1 conduction, tam sim no ntws los ntawm lub collector ntawm lub transistor VD1 los ntawm diode D2 mus rau Lub capacitor C4 them, lub sijhawm no, nruab nrab relay K1 coil suction, intermediate relay K1 coil suction. Tam sim no ntws los ntawm lub collector ntawm transistor VD1 yog them rau capacitor C4 los ntawm diode D2, thiab tib lub sijhawm,MOSFETQ1 ua, lub sij hawm no, lub kauj ntawm intermediate relay K1 yog suctioned, thiab intermediate relay K1 nquag-kaw tiv tauj K 1-1 yog disconnected, thiab tom qab lub intermediate relay K1 nquag-kaw hu K 1-1 yog disconnected, lub hwj chim. muab qhov hluav taws xob muab los ntawm DC lub zog hluav taws xob mus rau 1 thiab 2 ko taw ntawm ob lub sijhawm sib xyaw ua ke nti NE556 khaws cia kom txog thaum lub zog ntawm tus pin 1 thiab tus pin 2 ntawm ob lub sijhawm sib xyaw nti NE556 raug them rau 2/3 ntawm cov khoom siv hluav taws xob, lub sijhawm ob lub sijhawm sib xyaw ua ke nti NE556 tau rov pib dua, thiab tus pin 5 ntawm ob lub sijhawm sib xyaw nti NE556 tau txais kev rov qab mus rau theem qis, thiab cov kab txuas txuas ntxiv tsis ua haujlwm, thiab lub sijhawm no, capacitor C4 raug tso tawm kom tswj tau lub MOSFET Q1 conduction kom txog thaum kawg ntawm qhov tso tawm ntawm lub capacitor C4, thiab lub coil ntawm intermediate relay K1 raug tso tawm, thiab qhov nruab nrab relay K1 feem ntau kaw kev sib cuag K 1-1 yog disconnected. Relay K1 ib txwm kaw kev tiv tauj K 1-1 kaw, lub sijhawm no los ntawm kev kaw nruab nrab relay K1 ib txwm kaw kev tiv tauj K 1-1 yuav yog ob lub sijhawm sib xyaw nti NE556 1 ko taw thiab 2 ko taw ntawm qhov tso tawm hluav taws xob, rau lub sijhawm tom ntej lub dual-lub sij hawm puag integrated nti NE556 tus pin 6 los muab ib tug tshwm sim teeb liab teeb liab, thiaj li mus npaj rau lub dual-time puag integrated nti NE556 teeb.
Lub sij hawm xa tuaj: Plaub Hlis-19-2024
