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溫度傳感器(qì)

電(diàn)容器(qì)可(kě)靠性測試


t1.jpg



項目


性能(néng)要(yào)求

試驗方法

耐電(diàn)壓(TV)

兩引線間(jiān)

無擊穿或飛(fēi)弧

兩引線間(jiān)施加50/60H  Y1:4000™•VAC/ 60秒(miǎo) Y2:2500VAC/6λ ₹0秒(miǎo);最大(dà)洩露電(diàπ✔©n)流50 mA

引線與外(wài)表

 将電(diàn)容器(qì)的(de₽≤π¶)兩條引線連接在一(yī)起,本體(tǐ)部分(fēn)插入​↔♣裝有(yǒu)小(xiǎo)金(jīn)屬球容器(qì)內(nèi)→₽™(金(jīn)屬球與引線間(jiān)的(de ↔ )距離(lí)不(bù)小(xiǎo)于1.5mm),在金(jīn'↑®↕)屬球與引線之間(jiān)施加50/60Hz (Y1:4¶λλ000VAC/60秒(miǎo);Y2:25 ÷00VAC/60秒(miǎo))

絕緣阻抗(I.R.))

≥10000MΩ

将電(diàn)容器(qì)兩引線間(jiān)施加500↓★βVD,充電(diàn)時(shí)間(jiān)60±5秒(miφεǎo)

靜(jìng)電(diàn)容量和(hé)誤差
     (CAP&TolΩφ¶erance)

規定的(de)容量和(hé)誤差範圍內(nèi)

測試頻(pín)率:1±0.2KHz  &α÷"♦nbsp;測試電(diàn)壓: 1.0±•∏§£0.2    Vrms (20±2℃)

損耗角正切(tgδ)

≤250×10-4

測試條件(jiàn)與靜(jìng)電(diàn)容量相(xiàng)同


Item

Performance

Test  Method

Withstand    Voltage(TV)

 

Between    Terminal​★εs

Should be    no remar♠$'kable and abnormality

Apply    Y1:4₹✘000VAC;Y2:2500VAC/60↔πΩsec ;charge/discharge currenα₽εt should not exceed 50A

Between    Terminials a©↔←nd Encloser

Insert the    c$×∑‍apacitor body filled with a diameter≈ ‍ of 1 mm metal ball iδ$≥♥n the container,but    ke✘♣™"ep away from the end o≈&₽f 2mm ontology is not inserted;Test vφ↑÷★oltage applied    between t'××he short circuit loop t​¥••erminal and a metal ball

Insulation
     ¶∑€          &nbφ¶π•sp;Resistance(I.R.)

≥10000MΩ

Applied    5OOV↕↓₩DC between two terminals ,duratiε✔♠on:5 second

Capacitance
(C)&    Tole"αεrance

W it hi n the &nbsδ&♦αp;  specified toleraαδ"nce

Measuring    Frequenc∞₹✔₽y:1±0.2KHz
Measuring    voltage: 1.∞<♥™0±0.2    Vrms (20±2>&£↓℃)

Dissipation Factor &nb ♣‌‍sp;  (DF)

≤250×10-4

Method    same wi☆Ωα§th Capacitance



t2.jpg


項    目

性能(néng)要(yào)求

試驗方法

引線引出端強度

拉力

符合電(diàn)性能(néng)規定,引線'₩無斷裂或松落
          ≈& ≈     

将電(diàn)容器(qì)其中一(yī)根€↑↑←引線于徑向方向施加下(xià)列荷重(參照♥←€(zhào)IEC-68-2-20):荷重1K g;時(shí)間(jiān¶‍♥)10±1.0秒(miǎo)

彎曲

将電(diàn)容器(qì)其中一(yī)↓♦根引線于徑向方向施加0.5K g荷重施加ΩΩ兩個(gè)循環; 每個(gè)循環引線₽♠♥于兩端子(zǐ)間(jiān)彎曲90º,複∑γε位2~3秒(miǎo);然後向相(xiàng)反方向彎曲90º複位

Item

Performance

Test     Met™↕≤γhod

Terminal  strength

Tensile

Should satisy electrical  £✘•±;  characteristics;the termin☆&als should be not break or loose

Apply one lead the    spe∞•<cified strength(Refer to IEC-68-≥>2-20):Load 1Kg; Duration:10±¶₹•1.0Sec

Bending

Apply    one lead th≈∏e 0.5Kg for two cycles;Each cycle‌&     includes:9'♠♠0º once,Return to its initial positioΩπ♥n for 2~3 Sec,and then $♠↓✔to the opposite direction &nbsβ€&p;  once

 

t3.jpg


項目

性能(néng)要(yào)求

試驗方法

可(kě)焊性

外(wài)觀

均勻覆蓋引線浸入部分(fēn)95%以上(shàng)

焊錫溫度:235±5℃  浸入時(shí)間(α​jiān): 2.5±0.5S
     浸入速度: 25±6mm/∑‍∏s

耐焊接熱(rè)

外(wài)觀

無可(kě)見(jiàn)的(de)損傷或異常

預熱(rè)溫度:100~120℃
     ✘∏↓→預熱(rè)時(shí)間(jiān):6£♥0秒(miǎo)內(nèi)
     溫度上(shàng)升率不(b¥±βù)超過2 ℃/秒(miǎo)
     焊錫溫度260±5℃, 浸入時(£✘×shí)間(jiān)10±0.5Sec.
     浸錫深度:引線根部起4±0.8 $mm
     試≥¥₹驗後處理(lǐ):電(diàn)容器(qì)置于标準大(dà)↑€∏¶氣壓條件(jiàn)下(xià)放(fàng)置24±2小(xiǎo)時<€‌(shí)後再進行(xíng)測量

容量變化(huà)率

±10%    (Y5P)
     ±15%Ω÷♥ (Y5U )
     ±20%(Y5V )‌™$

耐電(diàn)壓
     (引線之間(♦π±↓jiān))

符合耐電(diàn)壓規定

損耗角正切

≤250×10-4   (1±0.2KHz,1.0™↓→±0.2 Vrms,20±2℃)

絕緣阻抗

≥5000 MΩ(500V60秒(miǎo) ₹,20±2℃)

 濕熱(rè)試驗

外(wài)觀

無可(kě)見(jiàn)的(de)損傷或異常

溫度:40±2℃
     濕度:90~95%
     存放"™¥(fàng)時(shí)間(jiān):500↕≈+24小(xiǎo)時(shí)。
     Ω✘≤試驗後處理(lǐ):電(diàn)容器(qì)置于标準大(dà)氣壓條件(>×¥jiàn)下(xià)放(fàng)置1~2小(xi♥↓×ǎo)時(shí)後再進行(xíng)測♠§ ±量

容量變化(huà)率

±10%    (Y5P)
     ±15%(Y5U )♠≤× 
     ±20%(Y5V )

耐電(diàn)壓
     (引φ∏±線之間(jiān))

符合耐電(diàn)壓規定

損耗角正切

≤5.0×10-4  (Y5P、Y5U)
     ≤7.5×1γ ≤±0-4    (Y5V)
     (1±0.2KHz,1.0‍€∞±0.2 Vrms,20±2℃)

絕緣阻抗

≥5000 MΩ(500V60秒(miǎo),20♥£≥♠±2℃)

Item

Performance

Test     Method≠≈π

Solderability

Apperance

Should be no remarkable change

Soldering Temperature↕©<♦: 235±5℃
Immersion Duration: ≤φ©2.5±0.5S
Immersion Duration: 25±6mm/s

Soldering    Heat ₹∏λ÷Resistance

Apperance

Should    be no remγ≥ arkable change

Preheat Temperature:←σδ↕100~120℃
Preheat Duration:60 Sec. max
Temperature Increase by 2℃/sec.  πmax
Soldering Temperature:+260±± ≈‌5℃
Immersion    Duration: 10±0.® "5Sec
Immersion depth: 4±0.8mm from th  ¥≈e roots
After    test,allow it st→★&¥ay alone for 24±2 Hours
at standard temperature  £¥and humidity before    making←¥ measurement

Capacitance      Change Rate(△C/C)

±10% (Y5P)
±15%(Y5U )
±20%(Y5V )

Withstand    Voltage
(Between    Terminals)≥→

Shall    satisfy wγ"≤ithstand voltage

DissipationFactor

≤250×10-4 (1±0.2KHz,1.0±0.2 Vr¶>ms,20±2℃)

Insulation    Reδ✘'sistance

≥5000 MΩ(500V 60Sec,§♠®20±2℃)

Humidity    Heat Res∏π≥​istance

Apperance

Should    be no remarkabφα→☆le change

Temperature: 40±2℃
Humidity: 90~95%RH
Storage Duration:500+24Hours
After    te ≈st,allow it stay alone for 1~2 H"≠↕↓rs
at standard temperatur÷∞÷e and humidity before   &λ∑♦♠nbsp;making measurement

Capacitance    Change Rate£∏(△C/C)

±10% (Y5P)
±15%(Y5U )
±20%(Y5V )

Withstand    Voltage
     (BetweenΩ>'    Termin←γals)

Shall    satisfy with•∏stand voltage

DissipationFactor

≤5.0×10-4  (Y5P、Y5₹♣U)
≤7.5×10-4    §↑¥(Y5V)
(1±0.2KHz,1.0±0.2  < ≥  Vrms,20±2℃)

Insulation    Ω←≈₩Resistance

≥5000 MΩ(500V 60Sec,20±2℃)

項目

性能(néng)要(yào)求

試驗方法

耐久性試驗

先施加三次脈沖如(rú)下(xià):

three.jpg          Ω ✔;      ₹£&'

外(wài)觀

無可(kě)見(jiàn)的(de)損傷或異常

溫度:85±3℃40±2℃下(xià)施加負載:50Hz/60Hz & β425 Vrms (Y2) or 680Vrms(Y1)
持續時(shí)間(jiān):1000♥✘↓δ小(xiǎo)時(shí)
并每小(xiǎo)時(shí)将電(diàn)壓升高(gāo)到(d≥ ←∏ào)1000VAC,持續時(shí)間(jiān)0.1s。。
試驗後處理(lǐ):
電(diàn)容器(qì)置于标準大(dà)氣壓條件(jiàn)下₹ (xià)放(fàng)置24±2小(xiǎoε♠)時(shí)後再進行(xíng)測量

容量變化(huà)率

±20%

耐電(diàn)壓
(引線之間(jiān))

符合耐電(diàn)壓規定

損耗角正切

≤5.0×10-4  (Y5P、Y5U)
≤7.5×10-4    (Y5V)
(1±0.2KHz,1.0±0.2 Vrm$↑s,20±2℃)

絕緣阻抗

≥5000 MΩ(500V60秒(miǎo), ₹★20±2℃)

Item

Performance

Test     Metho¶>≈→d

Long Life Testing

Pre-Loading    3 times toπ™ the capacitor by puls ✔∏'Ωvoltage

three.jpg       &nbs÷÷→p;        

Apperance

Should    be ♣↕Ω®no remarkable change

Temperature:85±3℃40±2℃
Voltage Loading: 425 Vrms☆→≈π (Y2) or 680Vrms(Y1) 50Hz/60Hz
Duration:1000    Hrs>σ∑ AC Voltage up to1000V ,
Consistance    t→$"ime:0.1sec
After test,allow it stay alone for &<≠≥"nbsp;  24±2Hrs ​←'at standard temperature and ₹★∏☆humidity before making measuremen£‌‍t

Capacitance   &nbπ₽©sp;Change Rate(△C/C)

±20%

Withstand    Volπ₹✘tage
 (Between   &nb₹∑÷sp;Terminals)

Shall    satisfy withsta‍→™•nd voltage

DissipationFactor

≤5.0×10-4  (Y5P、Y5U)
≤7.5×10-4    (Y5V)
 (1±0.2KHz,1.0±0.2 Vrms,20±2℃)

Insulation Resistance

≥5000 MΩ(500V60sec,20±2℃)

 

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