DIY Cov Tsav Tsheb Loj Tam Sim No (h-choj): 5 Kauj Ruam

2024 Tus sau: John Day | [email protected]. Kawg hloov kho: 2024-01-30 09:27

Txoj haujlwm no yog txhawm rau txhim kho lub cev muaj zog thiab hluav taws xob hauv Lub Hwj Chim Cov Menyuam cov plaub lub tsheb kauj vab. peb npaj yuav hloov kho mus rau 24v system nrog 2 tshiab traxxis 775 txhuam cov cav tom qab tshawb fawb kev lag luam muaj cov tsav tsheb tsav tsheb thiab pom tias feem ntau yog ib qho tsis zoo (saib suav nrog cov duab sib piv) lossis kim dua kuv txiav txim siab tsim qhov yooj yim Arduino raws li kev daws teeb meem

Yam tsawg 24v

bi-directional lub cev muaj zog tswj

PWM control

scalable siab tam sim no muaj peev xwm (100AMP)

yam tsawg kawg nkaus

5v stepdown rau logic

roj teeb qhov kev nkag siab

adruino nano tswj hwm

nkag mus rau cov khoom siv rau kev siv tshwj xeeb (lub qhov rooj [suav nrog sab saum toj thiab hauv qab txiav], kev taw qhia, pab kom, 1 txuas ntxiv)

nkag mus rau cov tsis siv pins rau cov zis (coj tawm)

qhov kev daws teeb meem yog siv mosfet raws H-choj Circuit Court

Kuv yuav qhia koj li cas kuv tsim thiab tsim kuv tus tsav H-choj tam sim no

Kauj Ruam 1: Nrhiav H-choj Tsav Tsheb IC

H-tus tsav tsheb IC yog tus nti ntawm Arduino thiab MOSFET cov txiaj ntsig. IC no siv HIGH/LOW cov cim los ntawm Arduino thiab tso tawm tib lub zog txhawb kom tsav MOSFET rooj vag, tshwj xeeb nws txoj haujlwm tseem ceeb tshaj plaws yog txhawm rau nce qhov hluav taws xob mus rau qhov siab ua rau siab dua VCC (roj teeb + nkag) tso cai rau siv tag nrho N-MOSFETs qee tus neeg tsav tsheb kuj tseem muaj lub tshuab hluav taws xob tshwj xeeb los tiv thaiv kev tua (thaum 2 qhov tsim kom tsim hluav taws xob ncaj qha mus rau hauv av txhawm rau rhuav tshem cov fets.) Kuv thaum kawg txiav txim siab ntawm NXP MC33883 Puv H-choj tsav ICchosen vim-nws suav nrog 2 ib nrab choj (yog li kuv tsuas xav tau 1 IC)-ua-nyob rau sab siab them-twj- xav tau tsuas yog 7 yam ntxiv (suav nrog kev tiv thaiv Circuit)-ua haujlwm nrog 5.5-60V cov tswv yim (nrog hauv qab thiab dhau qhov kaw qhov hluav taws xob) -1amp ncov tsav tam sim no

negativesun hmoov tsis muaj tua los ntawm kev tiv thaiv (yog li yuav tsum tau ua hauv software thiab kuaj nrog lub zog txwv tam sim no) xav tau 5 cov cim qhia pom zoo dua tus nqi ntawm $ 8.44 txhua ntawm mouserhttps://nz.mouser.com/ProductDetail/NXP-Freescale/…datasheet

nrog cov nti no hauv siab, tam sim no peb tuaj yeem tsim peb lub voj voog ncig nws

Kauj Ruam 2: Tsim Circuit Court

peb yuav siv cov cuab yeej online EASYEDA (easyeda.com) los tsim lub Circuit Court (tsis koom nrog tab sis cov cuab yeej ua haujlwm zoo thiab yooj yim xaj ntawm PCB los ntawm JLCPCB.com) Los ntawm cov ntawv teev npe rau MC33883 tus tsav tsheb, peb tuaj yeem pom daim ntawv thov schematic (nrog sab nraud tiv thaiv Circuit) peb yuav luam qhov Circuit no raws li peb tsis xav tau rov txhim kho lub log ntawm no tsuas yog siv cov txheej txheem pom zoo thiab pom zoo cov nqi hluav taws xob, peb yuav ntxiv 18v zener diodes thiab cov capacitors los npog lub qhov rooj-qhov hluav taws xob qis dua li niaj zaus MOSFET 20v max tws

Qhov sib txawv uas peb yuav ntxiv rau hauv Circuit Court yog xaiv tau ua raws MOSFETs kom nce peev xwm tam sim no los ua qhov no peb tsuas yog xav kom ntseeg tau tias peb muaj tus tiv thaiv ntawm lub qhov rooj ntawm txhua FET. nrog FETs thaum uas tig mus tus tiv thaiv no pab ua kom sib npaug ntawm qhov thauj khoom thiab hloov pauv tus yam ntxwv ntawm cov khub ua ke (tshawb fawb ntau ntxiv rau kev thauj khoom siab kom tsis txhob muaj teeb meem)

Kev txiav txim siab yuav tsum tau.max voltage? Kuv tab tom khiav 24v, yog li kuv tuaj yeem khi VCC thiab VCC2 ntawm kuv lub mc33883 nti ua ke (qhov txwv ntawm vcc2 yog 28v tab sis kuv tuaj yeem muaj cov khoom sib cais thiab muaj qhov siab tshaj VCC voltage ntawm 60v) Yuav ua li cas thiaj muaj zog rau Arduino? Kuv mus nrog me me 5v 500mA hloov tus tswj hwm uas los ua ntej ntawm lub pcb nrog 3 tus pin uas ua haujlwm nruab nrab ntawm 6.5-36v zoo meej!. ntxiv polarity tiv thaiv diode, input thiab output capacitors. ua tiav

Kuv xav kom tuaj yeem tau txais lub roj teeb hluav taws xob thiab kaw thaum nws qis yog li qhov faib hluav taws xob kom txwv qhov hluav taws xob rau kuv Arduino pins. 8 resistor los 2paralled thiab 4 series loos zoo li no +== | ==- qhov no yuav tsum txhais tau tias kuv tuaj yeem teeb tsa nws sib txawv yam tsis muaj qhov tshwj xeeb Txheeb tawm seb peb xav tau dab tsi los ntawm Arduino rau tus tsav tsheb peb xav tau 2 PWM rau sab siab FETs thiab 2 digital (lossis pwm) rau sab qis FETs thiab peb kuj xav tau 1 qhib kab rau tus tsav tsheb koj tuaj yeem tau txais kev zoo nkauj nrog qee yam ntawm NAND rooj laj kab laj kab (thiab tej zaum yuav ncua) rau kho vajtse tua los ntawm kev tiv thaiv yog tias koj xav tau.

Cov tswv yim Kuv tau xaiv los siv txhua qhov kev nkag mus rau Analog rau qhov ua kom lub zog, ua haujlwm, taw qhia, thiab txiav tawm feem ntau kom ntseeg tau tias lawv muaj thiab tawg tawm txhua qhov muaj cov pawm rau cov neeg tawm hauv lub zog thiab 5v tus pin muaj thiab cov khoom siv ua haujlwm tau zoo thaum siab. (Yog tias pab tau kab tau ua haujlwm qis thiab lub qhov muag raug kaw yog tias 5v xaim tawg lub cav yuav ua haujlwm tsis tu ncua)

outputsI suav nrog 5pin +hauv av tso tawm header rau LED roj teeb qhov taw qhia/ nkag mus rau tus pin (tshuav tus lej digital) kuj suav nrog yog lub taub hau rau qhov kawg PWM tus pin kawg (sau tseg ntawm PWM kuv xaiv muab sab siab fets, sab qis fets, thiab PWM tso tawm txhua ntawm cov sijhawm sib cais ntawm Arduino qhov no yuav tsum tso cai rau kuv ua si nrog lub sijhawm sib txawv thiab lwm yam)

Kauj Ruam 3: Xaiv Cheeb Tsam

rau lub rooj tsavxwm no, Kuv txiav txim siab mus nrog qhov feem ntau yog cov ntu ntu sib txuas solder smd tsis nyuaj heev yog tias koj xaiv koj li khoom siv kom zoo. 8080 qhov loj me me rau cov tiv thaiv thiab cov khoom siv hluav taws xob zoo nkauj yooj yim dua rau cov laug tsis muaj kev pab ntawm lub tshuab tsom me me thiab tsuas yog tweezers xav tau rau kev tuav.

qee tus neeg hais 0603 tsis phem heev tab sis nws pib thawb qhov txwv.

iav zeners Kuv pom me ntsis ua kom yuam kev

Daim ntawv teev cov khoom siv los ntawm lub zog rau tus tsav tsheb mus rau digital (qhov kuv siv)

8x TO220 N-ch mosfets 60V 80A IPP057N06N3 G4x 1N5401-G lub hom phiaj dav dav siv lub zog diode 100v 3A (200A ncov) (cov no tsis yog lawm kuv yuav tsum tau siv Schottky diodes pom lawv mus) 8x 0805 50ohm resistor2x 0805 10ohm resistor2x 0805 10nF 50V (tiv thaiv Circuit Court)

2x 18v zener diode 0.5W ZMM5248B (tiv thaiv Circuit) 1x nxp MC33883 H-choj rooj vag tsav tsheb 1x0805 33nF 50V ceramic capacitor (rau tsav tsheb)

2x 0805 470nF 50V ceramic capacitor (rau tus tsav tsheb)

1x generic dhau-qhov polarity tiv thaiv diode (twb muaj nws) 1x 3pin dc/dc hloov pauv max 36vin 5v tawm VXO7805-500

3x smd 10uF 50V 5x5.3mm electrolytic capacitor3x 0805 1uF 50V ceramic capacitor (5v logic circuits)

9x 0805 10k resistor (pulldowns thiab qhov faib hluav taws xob teeb tsa kom ua 15k) 4x 0803 3k resistor (teeb tsa cov kab sib luag kom nyob twj ywm 3k.. pov tseg Kuv paub) 2x 10k dhau-qhov trimmer potentiometers1x Arduino nanovarious headers, heatsinks, lwm yam khoom zoo li hloov pauv, potentiometer thiab lwm yam

Kuv xaj kuv qhov ntawm mouser.com thiab xaj feem ntau hauv ntau ntawm 10 thiab ntxiv ntau qhov ntxiv rau tag nrho nz $ 60 kom tau txais kev thauj khoom dawb rau New Zealand (txuag tau ~ nz $ 30)

Tag nrho cov nqi tiv thaiv kev tsim tawm txog US $ 23 +(xijpeem koj yuav khoom ntxiv kom tau txais kev pom zoo yuav BUY BULK) +pcb

Kauj Ruam 4: PCB Tsim

Tam sim no peb tau xaiv cov khoom thiab vam tias muaj lawv ntawm txoj hauv kev peb tuaj yeem lees paub cov khoom ntim hauv cov txheej txheem thiab pib teeb tsa peb pawg boardPCB kev teeb tsa yog daim duab kos duab uas kuv tsis xav sim qhia nws. Sim youtube rau qhov. Qhov kuv tuaj yeem ua yog taw qhia kuv qhov ua yuam kev ntawm pawg no

Kuv muab kuv lub mosfets kab rov tav Kuv tsim kuv tus H-choj ua haujlwm nrog kuv cov phiaj npaj heatsink daws thiab vim li ntawd, kuv muaj lub zog siv uas yog qhov nqaim dua li kuv xav kom lawv ua. Kuv tau them nyiaj los ntawm ob npaug ntxiv cov kab mus rau sab hauv qab ntawm pawg thawj coj saib thiab tshem lub npog ntsej muag rau qhov uas kuv tuaj yeem ntxiv cov kab laug sab kom nce kev tuav tswj tam sim no. Kuv txiav txim siab siv cov 10x10mm loj los txuas cov kab txuas ncaj qha rau +v -v lub cav A thiab lub cev muaj zog sib txuas ntau dua li cov ntsia hlau txuas thiab lwm yam (Kuv paub tias kuv yuav xav tau cov khoom siv kho kom zoo) txawm li cas los xij vim kuv lub rhaub dej loj nws yuav nyuaj rau txuas cov kab hluav taws xob rau cov pawm no. lub neej yuav yooj yim dua yog tias kuv tau tso cov pawm no los ntawm sab nraud ntawm pawg thawj coj mus rau lub rhaub dej kub

Kuv yuav tsum tau nce qhov loj me ntawm cov vias rau hla-qhov freewheel diodes. raws li qhov tshwm sim, cov no yog tam sim no nto mounted (xyuam xim rau koj pob ntau thiab tsawg

hloov koj tus qauv mus rau Gerber cov ntaub ntawv thiab xa nws mus rau koj nyiam PCB tus tsim khoom Kuv tuaj yeem pom zoo JLCPCB lawv tau ua txoj haujlwm zoo rau kuv thiab tus nqi tsim nyog

Kauj Ruam 5: Sib dhos thiab Kuaj Lub Rooj

Tam sim no koj muaj koj cov khoom thiab PCBs nws lub sijhawm los sib sau ua ke thiab muag khoom tej zaum ib teev lossis 2 teev

ua ntej, txheeb xyuas koj muaj txhua feem thiab tias koj li PCB nyob hauv qhov xwm txheej zoo sib sau ua ke koj cov cuab yeej.basics koj yuav xav tau soldering ironsoldertweezerssolder wick thiab lossis solder suckerflush txiav pliers

zoo li kuv hais 0805 ntu tsis nyuaj pib nrog cov khoom me me ua ntej tshaj plaws, lub kaus mom, diodesthen IC teeb tsa Arduino ncaj qha lossis nrog lub taub hau rau tshem tawm tau teeb tsa lub taub hau

Kuaj Lub Rooj Tswjhwm Saib Xyuas Cov Kabmob luv

tam sim no ntsais ntsais kos duab rau Arduino thiab tshem lub USB thiab tso lub hwj chim los ntawm lub roj teeb lossis lub hwj chim los xyuas kom cov tswj hwm ntu ua haujlwm raug txhim kho lub mosfets kawg

Kuaj Lub Rooj Tswjhwm Saib Xyuas Cov Kabmob luv

upload software tsav tsheb thiab lub zog pawg thawj coj los ntawm cov khoom siv tam sim no hais tias 100mA yuav tsum txaus txaus kom ntseeg tau tias H-choj hauv txhua lub xeev kom ntseeg tau tias tsis muaj kev tshwm sim ntawm kev tua-dhau.if yog muaj cov khoom siv tam sim tam sim no txwv thiab pawg thawj coj saib tej zaum yuav raug tua vim qhov hluav taws xob tsawg

koj lub rooj tsavxwm tam sim no npaj tsav lub cav lossis 2