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在哪些電路設計中,這款 MEA 臥式扁型金屬化膜電容最能展現其空間配置優勢?
此電容採用臥式扁型設計,厚度僅約 5mm,極適合用於高度受限的精密電子專案。其非感性構造與優異的濾波性能,使其成為射頻 (RF)、訊號耦合及旁路電路的理想選擇,能在有限空間內提供穩定的電氣表現。
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哪些類型的電子研發工程師或產業團隊,在開發產品時最需要選用這款 250V MEA 電容?
專注於通訊設備、影音器材及固態電子控制模組的硬體研發團隊最為需要。由於其耐壓達 250V 且體積輕巧,亦廣泛受工業自動化系統整合商 (SI) 與電子電路維修專家青睞,用於優化產品的小型化與穩定性。
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除了 0.22uF 的規格外,這款黃色 MEA 金屬化膜電容在長期運行的可靠性上有何核心優勢?
核心優勢在於「自我修復 (Self-healing)」特性,能自動恢復輕微電性擊穿以延長壽命。結合聚酯薄膜封裝與環氧樹脂灌封,具備優異的防潮性與廣泛的工作溫度範圍 (-40°C 至 +85°C),確保在嚴苛環境下依然具備高穩定性。
商品規格
黃色臥式扁型金屬化膜 MEA
0.22uF±10%/250V MEA電容
Specifications and dimension:
◇ High stability
◇ Non-inductive
◇ Miniature size
◇ Self-healing
◇ Polyester wrapping, with epoxy resin end filled
◇ Excellent for use in coupling, by-pass, RF, filtering and solid-state applications where size is critical.
◇ Electrodes!GMetallized polyester film.
◇ Coating!GTape wrapped, epoxy resin filled.
◇ Operating temperature!G -40°C ~ +85°C
◇ Voltage range!G50, 100, 250, 400, 630, VDC
◇ Capacitance: 0.01uF ~ 10uF
◇ Capacitance tolerance: ±5%, ±10%, ±20%
◇ Test voltage: R. V. X 175% for 1 minute
◇ Insulation resistance: capacitance 0.33F more than 9,000 Mohm capacitance >0.33F more than 3,000 mohmF
◇ Disspation factor: 1% max at 1 KHz 25°C
◇ Dry heat resistance: +85°C capacitance drift within +5% - 0%
◇ Low temperature: resistance -40°C capacitance drift within +0% -3%
◇ Moisture-proof load life test:
Temperature and humidity +60°C 90~95% R. H. ADD W. V. for 500 hours
◇ Capacitance drift within ±8%
◇ Disspation factor: <1.1%
◇ Insulation resistance: over 30% of initial value High temperature load life test
◇ ADD 140% of W. V. 85°C in chamber for 1,000 hours
◇ Capacitance drift within ±5%
◇ Disspation factor: <1.1%
◇ Insulation resistance!Gover 30% of initial value
商品介紹