TO-263 Heatsink: Daim ntawv qhia ua kom tiav rau cov dab dej kub rau Electronics
TO-263 Heatsink yog dab tsi?
A TO-263 heatsinkyog homheat sink rau electronicstsim tshwj xeeb rau covTO -263 (D2PAK) nto-mount fais fab semiconductor pob.
TO-263 pob yog atiaj, siab -lub zog SMD pobdav siv nyob rau hauvvoltage regulators, MOSFETs, thiab fais fab ICs. Nws nta aloj exposed thermal ncoonyob rau hauv qab uas hloov tshav kub ncaj qha mus rau PCB.
TO-263 heatsink txhim khocua sov dab dej txiaslos ntawm kev ua cua sov kom deb ntawm lub cuab yeej thiab dissipating nws mus rau hauv ib puag ncig huab cua.
Hauvhluav taws xob hluav taws xob, lub dab dej kub ua lub luag haujlwm tseem ceeb hauv kev tswj cov cuab yeej kev ntseeg tau thiab kev ua haujlwm zoo.
Vim li cas thiaj xav tau TO-263 Heatsink?
Txawmcov khoom siv hluav taws xob me meua kom sov thaum ua haujlwm.
Yog tias cov cua sov tsis ua kom zoo, qhov kub ntawm lub cuab yeej yuav nce ntxiv thiab tuaj yeem tshaj nwsMaximum sib txuas kub (Tj), ua rau kev ua haujlwm tsis zoo lossis kev puas tsuaj mus tas li.
Kev ua haujlwm ntawmlub dab dej kubyog rau:
Hloov cov cua sov ntawm lub cuab yeej los ntawmheat sink hloov hluav taws xob
Ua kom muaj txiaj ntsig zoo ntawm thaj chaw
Txhim kho cua convection
Khaws qhov kub thiab txias ua haujlwm
Qhov no ua rau TO-263 heatsink yog qhov tseem ceebcua- cua txias cua txiasdaws nyob rau hauv niaj hnub electronic systems.
Txheej txheem cej luam ntawm Awind TO-263 Heatsink
AwsTO-263 heatsinkyog tsim los ua ibU-puab clip- ntawm heatsink, ua rau nws yooj yim rau nruab thiab tshem tawm yam tsis muaj fasteners ntxiv.
Cov ntsiab lus tseem ceeb:
Structure: U-puab clip- ntawm kev tsim
Qhov Loj:25.4 × 19.38 × 11.43 hli
Khoom siv:C1100 tooj
Kev kho deg:Tin plated
Qhov kev tsim no zoo tagnrho raume me cua sov dab dejdaim ntawv thov yuav tsum tau compact loj thiab txhim khu kev qha thermal kev ua tau zoo.
Vim li cas C1100 Copper siv rau TO-263 Heatsinks?
1. Zoo heev thiab ruaj khov Thermal conductivity
C1100 tooj liab muaj thermal conductivity ntawm kwv yees li390–400 W/m·K, tseem ceeb tshaj:
Al tshav kub dab dej (6063 aluminium alloy): ~ 200 W / m·K
Brass kub dab dej: ~ 100-150 W / m·K
Rau TO-263 pob khoom nrogme me chaw sib cuag thiab kub kub flux, ruaj khov thermal kev ua tau zoo yog qhov tseem ceeb tshwj xeeb.
2. Superior Formability rau U-Cov Qauv Zoo
Feem ntauTO-263 heatsinkssivU-zoo li tus lossis clip- ntawm cov qauv tsim.
C1100 tooj liab muaj:
Siab ductility
Zoo heev bendability
Tsis tshua muaj kev pheej hmoo ntawm kev tawg thaum lub sij hawm stamping los yog tsim
Qhov no ua rau nws haum ntau dua li lwm yamheatsink hlaukev xaiv.
3. Kev tiv thaiv qis dua
C1100 copper has a dense surface structure and excellent surface conformity.
Thaum siv hauvnto -hu rau thermal designs, nws muab:
Kev sib cuag zoo dua nrog lub pob nto
Tsawg interface thermal kuj
Ua kom muaj txiaj ntsig ntau dua qhov kub dab dej txias
4. Zoo heev Compatibility nrog nto kho
C1100 tooj liab yog zoo haum rau:
Nickel plating
Tin plating
Nickel + tin plating
Qhov no ua kom zoo ib yam thiab ntev - kev cia siab rau lub sijhawm.
5. Tus nqi-kev ua tau zoo dua li lwm cov qib tooj liab
Lwm qib tooj liab xws liC1020 lossis C1011 (oxygen-dawb tooj liab)muab tsuas yog marginal thermal txhim kho tab sis ntawm tus nqi siab dua.
Rau feem ntauheat sinks nyob rau hauv lub hwj chim electronics, C1100 muab qhov zoo tshaj plaws sib npaug ntawm kev ua tau zoo thiab tus nqi.
Vim li cas TO-263 Heatsink Nickel Plated?
1. Tiv thaiv tooj liab Oxidation
Cov tooj liab liab oxidizes yooj yim, ncetiv tauj thermal kuj.
Nickel plating tsim muaj kev tiv thaiv kev tiv thaiv, ua kom thermal kev ua haujlwm ruaj khov nyob rau lub sijhawm.
2. Txhim kho Lub Sij Hawm Ntev - Lub Sijhawm Kev Ntseeg
TO-263 heatsinks feem ntau siv rau hauv: Fais fab modules, Automotive electronics, Muaj khoom siv
Nickel plating txhim khu kev tiv thaiv rau: kub, av noo, Corrosion
3. Txhim kho Surface Hardness
Nickel-plated nto yog tawv thiab hnav ntau dua-resistant, tshwj xeeb tshaj yog rauclip- ntawm heatsinksuas tej zaum yuav raug ntsia los yog tshem tawm ntau zaus.
4. Muab Uniform thiab Professional tsos
Nickel plating muab:
Cov xim sib xws
Txhim kho kev zoo nkauj
Kev lees txais zoo dua hauv kev lag luam thiab kev siv tsheb
Vim li cas thiaj siv U-Cov qauv zoo rau TO-263 Heatsinks?
1. Ua kom muaj txiaj ntsig zoo ntawm thaj chaw
U-zoo li tus qauv tsim rov faib cov khoom rau ob sab, ua rau thaj chaw siv tau zoo yam tsis muaj qhov loj lossis qhov hnyav ntau ntxiv- zoo tagnrho rau ib qhome me tooj liab heatsink.
2. Kev ua tau zoo
U-zoo li tus heatsinks tuaj yeem tsim los ntawm cov txheej txheem stamping yooj yim thiab khoov, txo cov nqi tsim khoom thiab txhim kho qhov sib xws.
3. Txhim kho cov qauv tsim muaj zog
U-zoo li tus ntoo khaub lig- ntu ua kom nruj, tiv thaiv kev deformation thaum lub sijhawm teeb tsa lossis kev co.
4. Txhim kho Airflow thiab Convection
Lub hauv paus channel ua raws li txoj kev airflow, txhim kho ntuj convection thiab tag nrhocua- cua txias cua txiasefficiency.
5. Mechanical thiab hluav taws xob Clearance
U-puab tso cai rau tshem tawm cov hlau lead thiab cov pob qij txha, tiv thaiv kev cuam tshuam ntawm cov khoom siv thiab txo qhov luv luv - Circuit Court.
6. Ib qho yooj yim Clip-Nyob rau installation
Lub geometry txhawb kev teeb tsa sai, ua rau nws tsim nyog rau cov kab sib dhos ua ke.
7. Optimized tshav kub kis
Cov ntaub ntawv concentration raws ob sab txhim kho cua sov kis los ntawm qhov chaw sib cuag mus rau hauv cov fins.
Kev sib raug zoo ntawm TO-220, TO-247, thiab TO-263 Heatsinks
Cov pob khoom no sawv cevntau hom cua sov dab dejsiv hauvhluav taws xob hluav taws xob.
Cov yam ntxwv
Siv raulub zog semiconductor txias
Feem ntaupassive txias
Thaum tshav kub kub hloov ntawmconduction → cua convection
Cov ntawv thov suav nrog MOSFETs, IGBTs, voltage regulators, thiab fais fab ICs
Qhov txawv tseem ceeb
| Hom | Qhov tshwm sim | Qib zog | Qhov zoo | Kev txwv |
|---|---|---|---|---|
| TO-220 heatsink | Clip-on / bolt-on, mounted ntawm hlau tab | Tsawg-Medium | Tus nqi qis, compact, dav siv | Tsawg thermal muaj peev xwm |
| TO-247 heatsink | Loj dua version ntawm TO-220, thicker puag | Nruab nrab-siab | Muaj zog cua sov dissipation, tsawg thermal kuj | Qhov loj dua, tus nqi siab dua |
| TO-263 heatsink | U-zoo li tus, nto-hu rau tsim | Nruab nrab | SMT sib xws, tsis tshua muaj profile, zoo tagnrho rau cov layouts compact | Thermal kev ua tau zoo nyob ntawm PCB tsim |
Xaiv Txoj Cai Heatsink rau Koj Daim Ntawv Thov
Me me aluminium heatsink: Haum rau qis - lub zog thiab lub teeb yuag
Me tooj liab heatsink: Zoo tagnrho rau compact, high heat-flux applications
Standard kub dab dej: Tus nqi- zoo rau cov khoom siv hluav taws xob
Kev cai hluav taws xob kub dab dej: Optimized rau xav tau lub hwj chim electronics ib puag ncig
Xaiv txoj caicua sov dab dej txiaskev daws teeb meem kom ntseeg tau, efficiency, thiab kev pab lub neej ntev.
Kev xav zaum kawg
CovTO-263 heatsinkyog ib qho tseem ceeb ntawm thermal daws nyob rau hauv niaj hnubheat sinks rau electronics, tshwj xeeb tshaj yog qhov compact loj thiab siab zog ceev yuav tsum tau.
Los ntawm kev sib xyawC1100 tooj, npib tsib xee plating, thiab aU-puab clip- ntawm kev tsim, nws muab kev ntseeg tau zoo hauv kev xav tauheat sink nyob rau hauv lub hwj chim electronicsdaim ntawv thov.
Cim npe nrov: ua tiav phau ntawv qhia rau-263 heatsink, Tuam Tshoj, lwm tus neeg, manufacturers, hoobkas, customized, dawb qauv, ua nyob rau hauv Suav teb
