Ngwa imepụta sekit MOSFET dị obere ugbu a

MOSFET na-ejide sekit nke na-agụnye resistors R1-R6, electrolytic capacitors C1-C3, capacitor C4, PNP triode VD1, diodes D1-D2, intermediate relay K1, voltaji comparator, a dual time base integrated chip NE556, na MOSFET Q1. na pin No. 6 nke dual time base integrated mgbawa NE556 na-eje ozi dị ka ntinye mgbaàmà, na otu njedebe nke resistor R1 ejikọrọ n'otu oge na Pin 6 nke dual-time base integrated mgbawa NE556 ka a na-eji dị ka ntinye mgbaàmà, otu njedebe nke resistor R1 ejikọrọ na pin 14 nke dual-time base integrated mgbawa NE556, otu njedebe nke. resistor R2, otu njedebe nke resistor R4, emitter nke PNP transistor VD1, igbapu MOSFET Q1, na DC ike ọkọnọ, na njedebe nke ọzọ nke resistor R1. ejikọrọ na pin 1 nke ihe mgbawa agbakwunyere oge abụọ NE556, pin 2 nke mgbawa oge abụọ agbakwunyere mgbawa NE556, ikike electrolytic dị mma nke capacitor C1, yana ịgbagharị etiti. K1 na-emechikarị kọntaktị K1-1, njedebe nke ọzọ nke etiti agba agba K1 na-emechi kọntaktị K1-1, ogwe adịghị mma nke electrolytic capacitor C1 na otu njedebe nke capacitor C3 na-ejikọta ya na ala ọkụ ọkụ, njedebe nke ọzọ nke capacitor C3. ejikọrọ na pin 3 nke okpukpu abụọ oge isi integrated mgbawa NE556, pin 4 nke dual time base integrated mgbawa NE556 jikọọ na okporo osisi dị mma. nke electrolytic capacitor C2 na njedebe nke ọzọ nke resistor R2 n'otu oge ahụ, na ogwe aka na-adịghị mma nke electrolytic capacitor C2 na-ejikọta ya na ala ọkụ eletrik, na-ejikọta ogwe aka na-adịghị mma nke electrolytic capacitor C2 na ala ọkụ ọkụ. A na-ejikọta okporo osisi na-adịghị mma nke C2 na ala ọkụ ọkụ, pin 5 nke okpukpu abụọ nke oge agbawa agbawa NE556 jikọtara ya na njedebe nke resistor R3, njedebe nke ọzọ nke resistor R3 na-ejikọta ya na ntinye ntinye nke ọma nke voltaji comparator. , A na-ejikọta ọnụ ọgụgụ na-adịghị mma nke onye na-ahụ maka voltaji na-ejikọta ya na ogwe aka dị mma nke diode D1 na njedebe nke ọzọ nke resistor R4 n'otu oge ahụ, a na-ejikọta oghere na-adịghị mma nke diode D1 na ọkụ ọkụ. ala, na mmepụta nke voltaji comparator jikọtara na njedebe nke resistor R5, njedebe ọzọ nke resistor R5 na-ejikọta na PNP triplex. A na-ejikọta mmepụta nke comparator voltaji na otu njedebe nke resistor R5, njedebe nke ọzọ nke resistor R5 na-ejikọta na isi nke PNP transistor VD1, onye na-anakọta PNP transistor VD1 na-ejikọta ya na pole dị mma nke diode. D2, ogwe adịghị mma nke diode D2 jikọtara na njedebe nke resistor R6, njedebe nke capacitor C4, na ọnụ ụzọ MOSFET na N'otu oge ahụ, njedebe nke ọzọ nke resistor R6, njedebe nke ọzọ nke capacitor C4, na njedebe nke ọzọ nke intermediate relay K1 niile na-ejikọta ya na ala na-enye ike na njedebe nke ọzọ nke K1 na-ejikọta ya na nke ọzọ. isi iyi nke isi iyi nkeMOSFET.

MOSFET njigide sekit, mgbe A na-enye mgbama na-akpalite dị ala, n'oge a, isi ihe eji arụ ọrụ agbawa NE556 setịpụrụ, mgbawa oge abụọ jikọtara mgbawa NE556 pin 5 mmepụta ọkwa dị elu, ọkwa dị elu n'ime ntinye akụkụ dị mma nke comparator voltaji, ihe na-adịghị mma. ntinye ntinye nke voltaji comparator site na resistor R4 na diode D1 iji nye voltaji ntụaka, n'oge a, voltaji comparator na-arụpụta ọkwa dị elu, ọkwa dị elu iji mee ka Triode VD1 na-eduzi, nke ugbu a na-eru site na onye na-anakọta triode VD1 na-akwụ ụgwọ capacitor C4 site na diode D2, n'otu oge ahụ, MOSFET Q1 na-eduzi, n'oge a, eriri nke intermediate relay K1 na-etinye obi gị dum, na K1 nke etiti na-emechi kọntaktị K 1. -1 akwụsịla, na mgbe etiti relay K1 na-emechi kọntaktị K1-1 kwụsịrị, ike DC na 1 na 2 ụkwụ nke dual-time base integrated mgbawa NE556 na-enye voltaji ọkọnọ na-echekwara ruo mgbe voltaji na pin 1 na pin 2 nke dual-time base integrated mgbawa NE556 na-ebubo na 2/3 nke ọkọnọ voltaji, nke abụọ-oge. base integrated mgbawa NE556 na-akpaghị aka tọgharịa, na pin 5 nke dual-time base integrated mgbawa NE556 na-akpaghị aka eweghachi na a ala larịị, na ụdi sekit adịghị arụ ọrụ, mgbe na nke a. N'oge, a na-ahapụ capacitor C4 ka ọ nọgide na-eduzi MOSFET Q1 ruo mgbe njedebe nke ikike C4 na-ebugharị na ntọhapụ relay K1 nke etiti, K1 na-emechi kọntaktị K1 na-emechi emechi, n'oge a site na K1 na-emechi emechi emechi. Kọntaktị K 1-1 ga-abụ ihe mgbawa agbakwunyere oge abụọ NE556 1 ụkwụ na 2 ụkwụ nke ntọhapụ voltaji, maka oge ọzọ dual time base integrated mgbawa NE556 pin 6 iji nye mgbama mkpalite dị ala iji mee ka okpukpu abụọ ejikọta mgbawa NE556 setịpụrụ iji kwadebe.

Usoro sekit nke ngwa a dị mfe ma dị ọhụrụ, mgbe okpukpu abụọ nke agbakọ NE556 pin 1 na pin 2 na-ebufe na 2/3 nke voltaji ọkọnọ, enwere ike ịtọgharịa oge abụọ agbakwunyere mgbawa NE556 na-akpaghị aka. NE556 pin 5 na-alaghachi na ọkwa dị ala na-akpaghị aka, nke mere na sekit ndị na-esote anaghị arụ ọrụ, ka ọ kwụsị ịchaji capacitor C4 na-akpaghị aka, na mgbe ịkwụsị ụgwọ nke capacitor C4 nke MOSFET Q1 na-eduzi, ngwa a nwere ike idowe yaMOSFETQ1 na-eduzi maka 3 sekọnd.

Ọ na-agụnye resistors R1-R6, electrolytic capacitors C1-C3, capacitor C4, PNP transistor VD1, diodes D1-D2, intermediate ọsọ agba anọ K1, voltaji comparator, dual time base integrated chip NE556 na MOSFET Q1, pin 6 nke okpukpu abụọ oge isi agbakwunyere. A na-eji mgbawa NE556 dị ka ntinye mgbaàmà, na otu njedebe nke resistor R1 jikọọ na pin 14. nke dual time base integrated mgbawa NE556, resistor R2, pin 14 nke dual time base integrated mgbawa NE556 na pin 14 nke dual time base integrated mgbawa NE556, na resistor R2 ejikọrọ na pin 14 nke okpukpu abụọ isi mgbawa NE556. . pin 14 nke ihe mgbawa agbakwunyere oge abụọ NE556, otu njedebe nke resistor R2, otu njedebe resistor R4, PNP transistor

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Mgbe A na-enye mgbaama na-akpalite dị ala, mgbe ahụ, ntọala agbakọ NE556 nke agbakọ oge abụọ, ntọala agbakọ oge abụọ NE556 pin 5 mmepụta ọkwa dị elu, ọkwa dị elu n'ime ntinye oge dị mma nke comparator voltaji, ntinye na-adịghị mma nke Onye na-ahụ maka voltaji site na resistor R4 na diode D1 iji nye voltaji ntụaka, oge a, voltaji comparator na-arụpụta ọkwa dị elu, ọkwa dị elu nke transistor VD1 conduction, nke ugbu a na-esi na onye nchịkọta. nke transistor VD1 site na diode D2 gaa na capacitor C4 na-ebufe, n'oge a, eriri agba agba agba agba agba agba agba agba K1, nke na-agbagharị agbagharị K1 eriri igwe. A na-akwụ ụgwọ ugbu a site na onye na-anakọta transistor VD1 na capacitor C4 site na diode D2, n'otu oge ahụ,MOSFETQ1 na-eduzi, n'oge a, a na-amịpụta eriri nke intermediate relay K1, na etiti relay K1 na-emechi kọntaktsị K 1-1 na-akwụsị, na mgbe nke etiti relay K1 na-emekarị-emechi kọntaktị K1 na-akwụsị. A na-echekwa voltaji ọkọnọ nke isi iyi DC na-enye na 1 na 2 ụkwụ nke abụọ timebase integrated mgbawa NE556 ruo mgbe voltaji na pin 1 na pin 2 nke dual-time base integrated mgbawa NE556 na-ebubo na 2/3 nke ọkọnọ voltaji, ihe abụọ-time base integrated mgbawa NE556 na-akpaghị aka na-tọgharịa, na pin 5 nke dual-time base integrated mgbawa NE556 na-akpaghị aka eweghachi. ọkwa dị ala, na sekit ndị na-esote anaghị arụ ọrụ, ma n'oge a, a na-ahapụ capacitor C4 iji nọgide na-eduzi MOSFET Q1 ruo mgbe njedebe nke nkwụsị nke capacitor C4, na eriri nke intermediate relay K1 ka ewepụtara, na etiti relay K1 na-emechikarị kọntaktị K 1-1 kwụsịrị. Relay K1 ejikarị emechi kọntaktị K 1-1 emechi, oge a site na mechiri emechi etiti agba anọ K1 na-emechi kọntaktị K 1-1 ga-abụ dual-time base integrated mgbawa NE556 1 ụkwụ na 2 ụkwụ na voltaji ntọhapụ, n'ihi na oge ọzọ ka na dual-time base integrated mgbawa NE556 pin 6 iji nye mgbama na-akpali akpali ịtọ ala, nke mere na-eme nkwadebe maka dual-time base integrated mgbawa NE556 set.