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本帖最后由 Ferrya 于 2018-12-24 09:41 编辑
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0 G) e, W' w9 N! L. d! v: W某韩国品牌瓷片电容容值测试条件！
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- p* f$ j( k, h( C1、据厂家品质部描述，某韩国大厂贴片瓷片电容容量普遍偏小约30%，将电容全部退了回去！最后在规格书后面备注发现，其电容规格书有测试的条件如下：" T* B0 T# X0 X% _
) ?7 M) P1 Z5 {3 O) S F0 N6 WNote1. Initial Measurement For ClassⅡ+ D" V$ @ R7 i4 x: S$ Z* h" W3 d- k
PeRForm the heat treatment at 150℃+0/-10℃ for 1 hour. Then Leave the capacitor in ambient condition for 24±2 hours before measurement.Then perform the measurement.$ h [2 }2 Q9 ?/ k3 f+ U8 ~" L
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Note2. Latter Measurement
; i0 M! H" s+ J8 U0 P1. CLASSⅠ
* f! N( @3 L9 L2 S4 W: a* V* s) G3 g* I) pLeave the capacitor in ambient condition for 24±2 hours before measurement. Then perform the measurement.
9 V- S. O, c- O7 _! _- E2. CLASSⅡ
) i: I- h! l0 i+ Z0 XPerform the heat treatment at 150℃+0/-10℃for 1 hour. Then Leave the capacitor in ambient condition for 24±2 hours before measurement.$ p1 s& ~- Z0 D. W* V( n. w, m
Then perform the measurement.
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Note3. All Size in Reliability Test Condition Section is “inch”) z. [, P3 z9 k5 e
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Note4. Camera Strobe Circuit Capacitors Should be Following a Special Reliability Test Condition., j+ J, `. t/ h3 ]: C" ~' |; [
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发表于 2018-12-24 09:33
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