溫度保險絲工作原理

1、3 A.R. Confidential4 A.R. ConfidentialA reliable products output is depends on Optimized Process, even its the perfect design.就算是最優(yōu)異的設(shè)計，也需要依靠優(yōu)異的生產(chǎn)方式來實現(xiàn)穩(wěn)就算是最優(yōu)異的設(shè)計，也需要依靠優(yōu)異的生產(chǎn)方式來實現(xiàn)穩(wěn)定可靠的產(chǎn)品。定可靠的產(chǎn)品。5 A.R. ConfidentialCASE AND LEAD 外殼線腳THERMALPELLET熱敏丸BARRELSPRING桶型彈簧TRIPSPRING斷路彈簧DISC圓片STAR CONTACT星觸片CERA

2、MICBUSHING絕緣陶瓷EPOXY SEALING密封膠ISOLATED LEAD獨立線腳BARRELSPRING桶型彈簧DISC圓片CASE AND LEAD外殼線腳STAR CONTACT星觸片ISOLATED LEAD獨立線腳EPOXY SEALING密封膠CERAMIC BUSHING絕緣陶瓷TRIPSPRING斷路彈簧CLOSED閉合閉合OPEN斷開斷開6 A.R. ConfidentialSample from one of our competitors 某品牌熱熔斷體ARLIN F00 Thermal LinksARLIN熱熔斷體7 A.R. ConfidentialExc

3、ellently sensitive to ambient temperature 優(yōu)異的環(huán)境溫度感應(yīng)優(yōu)異的環(huán)境溫度感應(yīng)Stable and Precise operation -The actual operating Temperature of ARLIN F00 Series is on Tf -1 Tf -5 穩(wěn)定而精準(zhǔn)的動作穩(wěn)定而精準(zhǔn)的動作 -ARLIN F00全系實際動作溫度均落在額定溫度的全系實際動作溫度均落在額定溫度的-1-5以內(nèi)以內(nèi)Longer working life 超長可靠工作壽命超長可靠工作壽命Excellently bending ability -the lea

4、d wire can be bent at a distance limit 3mm from the body of the fuse 優(yōu)異的彎折性能優(yōu)異的彎折性能 -ARLIN F00全系線腳彎折極限可達(dá)全系線腳彎折極限可達(dá)3mmLow internal resistance -The internal resistance of ARLIN F00 Series is lower than 1m 超低內(nèi)阻超低內(nèi)阻 -ARLIN F00全系內(nèi)阻值均低于全系內(nèi)阻值均低于1m8 A.R. Confidential9 A.R. ConfidentiallOnly Cd-free heteroge

5、neous material composition (90% Silver) used as contacts (Our local competitors are using sliver coated materials).我們的熱熔斷體觸點使用一種無鎘銀合金材料我們的熱熔斷體觸點使用一種無鎘銀合金材料(一些對手一些對手使用鍍銀材料使用鍍銀材料) Our material minimizes the “cold-bonding” phenomena, which occurs as a function of temperature, pressure, and time. ( 我們的材

6、料能使在一定的溫度我們的材料能使在一定的溫度, 壓力和時間下發(fā)壓力和時間下發(fā)生的冷焊現(xiàn)象減少到最小生的冷焊現(xiàn)象減少到最小 )“Like” atoms have a propensity to form a chemical bond. ( 類似的原子有形成一個化學(xué)鍵的傾向類似的原子有形成一個化學(xué)鍵的傾向 )10 A.R. Confidential11 A.R. ConfidentiallOur state-of-the-art thermal-links analysis lab我們非常專業(yè)的熱熔斷器分析實驗室擁有我們非常專業(yè)的熱熔斷器分析實驗室擁有: Temperature and humi

7、dity cycle conditioning oven 溫濕循環(huán)測試爐溫濕循環(huán)測試爐 CI tester / Tmax tester / CHAT tester CI / Tmax /CHAT 測試儀測試儀 Ageing Ovens 老化測試爐老化測試爐 X-ray capabilities X-ray能力能力 Chemical Automated Melting Point System 化學(xué)品熔點測試儀化學(xué)品熔點測試儀 Provides precise material chemical melting temperatures 提供精確的化學(xué)品材料融化溫度提供精確的化學(xué)品材料融化溫度

8、Oil Bath 測試油槽測試油槽 Measures the precise open temperature of the thermal-links 精確測量熱熔斷器的斷開溫度精確測量熱熔斷器的斷開溫度12 A.R. Confidential顧客顧客供應(yīng)商供應(yīng)商 信息管理信息管理 與流動與流動策略策略財務(wù)目標(biāo)“差距” 目標(biāo)需求預(yù)測需求預(yù)測訂單管理流程管理流程 價值流管理價值流管理 “管理整個過程 訂貨至現(xiàn)金” 基礎(chǔ)元素基礎(chǔ)元素 “5S+1, TPM,全員參與，解決問題，項目管理” 需求管理需求管理 “協(xié)調(diào)的訂單流” 供應(yīng)鏈實施供應(yīng)鏈實施 “可靠的物流” 精益業(yè)務(wù)過程精益業(yè)務(wù)過程 “快速、無

9、差錯流程” 六西格瑪六西格瑪“在生產(chǎn)和經(jīng)營業(yè)務(wù)過程中消除/管理變異” 精益生產(chǎn)精益生產(chǎn) “快速、無浪費的生產(chǎn)周期時間”客戶要求：質(zhì)量/交付/價格/服務(wù)13 A.R. ConfidentialF00 Series ( 系列 ): 10A 250VACThe industry standard for thermal protection; the most widely-used Thermal-links in the world. ( 熱保護(hù)的工業(yè)標(biāo)準(zhǔn)；世界上使用最廣泛的熱熔斷器 )Portable Appliances ( 輕便器具 )Coffeemakers, blenders, toa

10、sters, grills, deep fryers, skillets, rice cookers, expresso / cappuccino machines, mixers, woks, irons, fans, electric heaters, air purifiers, vaporizers, water filtration devices, electric shavers, massagers, oral care, curling irons, hair dryers, electric hair clippers / trimmers ( 咖啡壺，攪拌機(jī)，烤面包機(jī)，烤

11、箱，油炸鍋，煮鍋，電飯鍋，咖啡機(jī)，攪拌器，炒鍋，熨斗，風(fēng)扇，電熱器，空氣清潔器，蒸餾器 )Major Appliances & HVAC ( 主要器具和HVAC )Clothes washers & dryers, dishwashers, frost-free refrigerators, hot water heaters, electric furnace heat packages ( 洗衣&干衣機(jī)，洗碗機(jī)，無霜冰箱，熱水器 )Automotive ( 汽車 )Fan speed resistor boards, A/C compressors, antiloc

12、k brake systems ( 風(fēng)扇速度用電阻，空調(diào)用壓縮器，防銷制動系統(tǒng) ) Consumer Electronics ( 消費電子品 )1.Battery packs for cell phones, computers ( 蜂窩電話，電腦的電池 )14 A.R. Confidential15 A.R. ConfidentiallTF: Rated Functioning Temperature: ( 額定斷開溫度 ) The maximum temperature at which the Thermal-link changes its state of conductivity

13、to open circuit with detection current (10mA max) as the only load. The rated functioning temperature is measured in an oil bath at a temperature rise of 0.5C per minute. ( 熱熔斷器的導(dǎo)電狀態(tài)發(fā)生改變的溫度。額定斷開溫度將在每分鐘升溫0.5C的油槽中測量 )16 A.R. ConfidentiallTM: TMAX, or Maximum Overshoot Temperature (最大過載溫度 ) The maximum

14、 temperature at which the Thermal-link having changed its state of conductivity, can be maintained for 10 minutes, during which its mechanical and electrical properties will not be impaired. ( 已改變導(dǎo)電狀態(tài)的熱熔斷體，在此溫度下應(yīng)能保持10分鐘而不改變其機(jī)械和電氣性能 )lTH: Holding Temperature ( 保持溫度 ) The maximum temperature at which,

15、 when applying the rated current to the Thermal-link, the state of conductivity will not change during a period of one week (168 hours). ( 熱熔斷體在額定電流和1周內(nèi)(168小時）不至發(fā)生導(dǎo)電狀態(tài)改變的最高允許溫度 )17 A.R. ConfidentiallIn a given application, determining the temperature of the Thermal-link body mass is the key to selec

16、ting the right temperature rating. ( 在應(yīng)用時，定義熱熔斷體本身的溫度是正確選擇型號的關(guān)鍵) lThe Thermal-link body mass is influenced by ( 影響熱熔斷體本身溫度的因素 )：Current flow ( 電流 )Mass and resistance of connections ( 連接頭的電阻 )Position of the Thermal-link body with respect to the heat source ( 熱熔斷體本身距離發(fā)熱源的位置 )Amount of air flow ( 氣流量

17、 )Ambient temperature ( 環(huán)境溫度 )Rate of temperature rise ( 升溫率 )Heat sinking or insulation characteristics of material in proximity to the Thermal-link body ( 接近熱熔斷器本身的導(dǎo)熱塊材質(zhì) )18 A.R. ConfidentiallThe Thermal-link should be located where the difference between the highest normal operating temperature a

18、nd the fault condition temperature is the greatest, but never greater than TH. ( 熱熔斷體應(yīng)當(dāng)處于最高的正常工作溫度和失效條件溫度之間，但不應(yīng)當(dāng)超過TH )A Thermal-link temperature rating of at least 25C above the highest normal operating temperature is desirable. ( 熱熔斷體額定溫度應(yīng)當(dāng)比實際使用的最高溫度高25 C ) This will help avoid nuisance openings ca

19、used by temperature overshoots or variations in the manufacture of the finished product. ( 這將避免被溫度沖擊和加工成品時所帶來的變化而導(dǎo)致熱熔斷體過早的斷開 )19 A.R. ConfidentialTo minimize degradation of the Thermal-link sealing compound, the TH should not exceed 200C. ( 對于熱熔斷體的密封體， TH不應(yīng)當(dāng)超過200 C ) Continuous use temperatures abov

20、e 200C can inhibit the operation of the Thermal-link. (連續(xù)工作溫度超過200 C 將會引起密封體減弱而最終失效 )Also, overshoot temperatures after the opening of the Thermal-link should be minimized to avoid dielectric breakdown and reconduction of the Thermal-link. ( 熱熔斷體斷開后應(yīng)當(dāng)避免沖擊溫度過高而導(dǎo)致熱熔斷體被重新?lián)舸?)20 A.R. ConfidentiallIdeal

21、Thermal-link placement subjects the entire body (case, leads, and epoxy seal) to a uniform temperature environment. (熱熔斷體最理想的工作環(huán)境應(yīng)當(dāng)是整個熱熔斷體（外殼，線腳，和膠封體）處于同一溫度下 )lIn some applications, the Thermal-link may mounted such that heat is conducted to the body through one of the leads, which results in a ther

22、mal gradient across the Thermal-link. ( 在一些場合，熱量僅從熱熔斷器一邊傳入，這將導(dǎo)致熱量有梯度的傳入熱熔斷體 )The life of the Thermal-link can be reduced over time if the isolated (epoxy-end) lead is at a lower temperature than the case-end lead. ( 如果隔離端（環(huán)氧端）引線的溫度低于另一端引線的溫度，熱熔斷體的壽命會逐漸縮短 ) Long-term testing in the application is rec

23、ommended to determine if this condition exists. ( 在使用中，建議進(jìn)行長期的測試，判斷這種情況是否存在 )21 A.R. ConfidentiallDesirable: T1T2l被推薦的: T1T2vapor inhibits sublimation of pellet. ( vapor制約熱敏丸的升華 )lUndesirable: T1T2l不被推薦的: T1T2vapor condenses on cooler Thermal-link components in contact area ( 接觸區(qū)域蒸汽凝聚在熱熔斷體的溫度低的一端 )c

24、ondensate does not inhibit pellet sublimation ( 冷凝物不會制約熱敏丸的升華 )T2T1pelletvaporT2T1pelletvapor22 A.R. ConfidentiallThermal-link performance can be affected by soldering, welding, lead-bending, splicing, insulating, clamping, and mounting in an application. (在應(yīng)用中，熱熔斷體的性能受到焊料，焊接，引線彎曲，接頭，絕緣，箝位以及裝配等因素的影響

25、 )lPhysical damage to the Thermal-link body may cause it to not operate. ( 熱熔斷體殼體的物理損傷可能會導(dǎo)致其失效 )23 A.R. ConfidentiallThermal-link leads should be heat-sinked inboard of the connection point. ( 熱熔斷體線腳應(yīng)當(dāng)在連接頭內(nèi)吸收熱量 )lExposure to excessive heat can shorten the life of the Thermal-link. ( 熱熔斷體接觸過多的熱量將縮短使用

26、壽命 )Heat has a cumulative effect on the thermal pellet. ( 熱量將會 不斷地影響熱敏丸 )lExcessive lead temperatures can damage the epoxy seal. ( 引線過高的溫度將破壞膠封體 )lTest samples should be x-rayed before and after the attachment operation. ( 測試樣品應(yīng)當(dāng)在以下操作之前和之后做x射線檢查 )The size of the thermal pellet should be measured to

27、verify no shrinkage occurs. ( 熱敏丸的尺寸應(yīng)當(dāng)被測量,確認(rèn)沒有收縮發(fā)生 )Heat generated during welding/soldering can cause pellet shrinkage, which can lead to reduced life of the Thermal-link. ( 焊接/焊錫時的熱量能使熱敏丸收縮,導(dǎo)致熱熔斷體壽命減少 )散熱夾具電烙鐵錫焊點散熱夾具電阻焊點24 A.R. ConfidentiallInsecure splices and terminal attachments can cause a high

28、-resistance joint. ( 不可靠的接頭和端子將使其結(jié)合處產(chǎn)生高電阻值 )This can cause I2R self-heating to occur, which can both damage the epoxy seal and/or shorten the life of the Thermal-link. ( 這將造成I2R自熱現(xiàn)象發(fā)生，繼而破壞環(huán)氧密封以及縮短熱熔斷體的使用壽命 )Its better to splice a Thermal-link lead to a stranded wire vs. a solid wire. ( 與單股線相比，多股線可以更

29、好地和熱熔斷體引線相結(jié)合 ) Produces a tighter crimp, minimizing the opportunity for high resistance. ( 結(jié)合更緊的接頭 ，會使產(chǎn)生高電阻的概率降到最低 )Consider solder back-up for splices/terminations in applications where temperatures exceed 150C. ( 在溫度超過150C的情況下，應(yīng)注意對接頭/端子焊錫 )端子或接頭緊密壓接25 A.R. ConfidentiallImproper lead-bending techni

30、ques can damage the epoxy seal or distort / damage the Thermal-Link case. (不適當(dāng)?shù)囊€彎曲工藝會損害環(huán)氧樹脂密封膠，也會損害熱熔斷器外殼或者使其變形 )Support the leads at each end to minimize this possibility. ( 在引線的每端都設(shè)置一個支撐，把可能性降到最低 )Maintain at least 5 mm between the epoxy seal and lead bends, and at least 5 mm between the case and

31、 lead bends on the other end of the Thermal-link. ( 在環(huán)氧密封和引線彎曲處之間保持最少5mm的距離，在另一端彎曲處和TCO之間也保持最少5mm的距離。)26 A.R. ConfidentiallIf you take away anything from this primer, please remember this ( 如果本書所講的你全忘記了，記住以下幾條 )： Always refer first to the ARLIN Thermal-Links Product Catalog for guidance. ( 首先翻閱ARLIN 熱熔斷體產(chǎn)品目錄獲得幫助 ) If your question is not answered by the catalog, pl