MEF (CL21) Metallized Polyester Film Capacitor (Coating)
金屬化聚酯薄膜電容器（含浸型）
★ FEATURE 特點：
· Non-inductive construction ·無感型結構
· Self-healing · 自愈性
· High reliable and superior performance ·低頻應用中具高可靠性及優良特點
in low frequency application
★APPLICATION 用途：
· Filter and noise suppression circuit · 濾波及噪音抑制回路
· Pulse，logic and timing circuit ·脈沖、邏輯、定時回路
· DC-blocking,by-passing and signal coupling ·通訊設備中之直流減振，旁路及信號耦合
in general communication equipment
★SPECIFICATIONS技術要求：
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DIELECTRIC
介質
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Polyester film
聚酯薄膜
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ELECTRODES
電極
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Vacuum evaporated metal
真空蒸鍍金屬
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COATING
包封
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Epoxy resin coating
環氧樹脂封裝
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LEADS
導線
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Radial leads of tinned wire
徑向鍍錫導線
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REFERENCE STANDARD
引用標準
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IEC 384-2 grade 1；SJ/T 10787-1996
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CLIMATIC CATALOGUE
氣候類別
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40/85/21 (From 85℃ up to 105℃ with derating voltage 1.25%/℃)
(85℃至105℃間按1.25%/℃遞減電壓)
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CAPACITANCE VERSUS
RATED VOLTAGE(UR)
靜電容量與額定電壓
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0.001μF-10.0μF/100VDC 0.001μF-10.0μF/250VDC
0.001uF-4.7uF/400VDC 0.001uF-4.7uF/630VDC
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CAPACITANCE TOLERANCE
靜電容量誤差
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M=±20% K=±10% J=±5%
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DISSIPATION FACTOR
（TANGENT OF LOSS）
散逸因素（損耗角正切）
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C ≤1.0μF DF≤0.8%;
C＞1.0μF DF≤1.0% （at 20℃,1KHz）
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VOLTAGE PROOF
耐電壓
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1.6*UR Unit:VDC (5S at 20℃)
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INSULATION RESISTANCE
絕緣電阻
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C≤0.33uF, IR≥15000MΩ; C＞0.33uF, IR*C≥3000S
UR≤100V Testing by 50 V
UR＞100V Testing by 100 V （1minute at 20℃ and RH≤65%）
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ENDURANCE
耐久性
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1000 hours with 125% of rated voltage at 85℃.After the test:
85℃條件下，125%之額定電壓1000小時。試驗完成后：
△C/C≤8%；△DF≤0.30%（C＞1μF）；
△DF≤0.50%（C≤1μF）
IR≥50% of the specified value （標稱值）. （20℃ 1KHz）
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