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U0805R472KNT 데이터시트(PDF) 4 Page - List of Unclassifed Manufacturers |
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U0805R472KNT 데이터시트(HTML) 4 Page - List of Unclassifed Manufacturers |
4 / 19 page Nickel Barrier Multilayer Ceramic Capacitors Page 4 27/04/06 V1.0 Performance Item Performance Test or Inspection Method External Appearance No defects which may affect performance Visual inspection and dimension measurement Voltage Proof Withstand test voltage without insulation breakdown or other damage DC Tested voltage shall be applied for 1 ~ 5 second. Charge/discharge current shall not exceed 50mA (PS : Ra - Rated Voltage) Insulation Resistance NPO: 100,000M Ω minimum or R x C ≥1000Ω x F (Which ever is smaller) X7R, X5R, Y5V, Z5U: 10,000M Ω minimum or R x C ≥ 1000Ω x F (Which ever is smaller) Apply DC tested voltage for 60 ±5 minute. (PS : Ra - Rated Voltage) Capacitance (Cap.) Within the specified tolerance Measuring Frequency: Z5U,Y5V, X7R, X5R : 1KHz ±50Hz NPO: >1000pF:1KHz ±50Hz. ≤1000pF:1MHz 100KHz. Measuring Voltage: Z5U:0.5Vrms. NPO: X7R, X5R, Y5V:1.0 ±0.2Vrms. Dissipation Factor (D.F) NPO: ≥30pF: Q ≥ 1000 <30pF: Q ≥ 400 + 20C PS:C: Nominal Capacitance (pF) X7R, X5R, Y5V, and Z5U : (Maximum Value) Code Temperature Coefficient NPO X7R/X5R Y5V ≤200V 2.5Ra 250V 2.0Ra 500V/630V 1.5Ra ≥1KV 1.5Ra 1.25Ra - Rated Voltage DC Tested Voltage <1KV 1.0 Ra ≥1KV 1KV T.C. ≥≥ 50V 25V 16V ≤≤10V X7R/ X5R 2.5% 3.0% 3.5% 5.0% Z5U 4.0% - - - Y5V 5.0% 7.5% 9.0% 12.5% |
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