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GRM21A7U2D182JW31 Datasheet(PDF) 2 Page - Murata Manufacturing Co., Ltd. |
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GRM21A7U2D182JW31 Datasheet(HTML) 2 Page - Murata Manufacturing Co., Ltd. |
2 / 28 page ■ Specifications and Test Methods No 1 Appearance No defects or abnormalities. Visual inspection. 2 Dimension Within the specified dimensions. Using calipers and micrometers. 3 Voltage proof No defects or abnormalities. Measurement Point : Between the terminations Test Voltage : 200% of the rated voltage (Rated voltage:DC200V,DC250V) 150% of the rated voltage (Rated voltage:DC500V,DC630V) 130% of the rated voltage (Rated voltage:DC1kV,DC2kV) (Rated voltage(7U only):DC3.15kV) Applied Time : 1 to 5 s Charge/discharge current : 50mA max. 4 Insulation Resistance(I.R.) More than 10000MΩ or 100MΩ・μF Measurement Point : Between the terminations (Whichever is smaller) Measurement Voltage : DC200+/-20V(Rated voltage:DC200V) DC250+/-25V(Rated voltage:DC250V) DC500+/-50V (Rated voltage:DC500V,DC630V,DC1kV,DC2kV) (Rated voltage(7U only):DC3.15kV) Charging Time : 60+/-5s Measurement Temperature: Room Temperature 5 Capacitance Shown in Rated value. Measurement Temperature: Room Temperature 6 Q 1000 min. 7 Temperature 5C:0+/-30 ppm/°C (Temp.Range:+25 to +125°C) The capacitance change should be measured after 5 min. Characteristics 0+30/-72 ppm/°C (Temp.Range:-55 to +25°C) at each specified temp. stage. of Capacitance Capacitance value as a reference is the value in step 3. 7U:-750+/-120 ppm/°C (Temp.Range:+25 to +125℃) -750+120/-347 ppm/°C (Temp.Range:-55 to +25℃) 8 Vibration Appearance No defects or abnormalities. Solder the capacitor on the test substrate A shown in "Complement of Test Capacitance Within the specified initial value. method”. Q Within the specified initial value. Kind of Vibration : A simple harmonic motion 10Hz to 55Hz to 10Hz (1min) Total amplitude : 1.5mm This motion should be applied for a period of 2h in each 3 mutually perpendicular directions(total of 6h). 9 Solderability 95% of the terminations is to be soldered evenly and Test Method : Solder bath method continuously. Flux : Solution of rosin ethanol 25(wt)% Preheat : 80℃ to 120℃ for 10s to 30s Solder : Sn-3.0Ag-0.5Cu (Lead Free Solder) Solder Temp. : 245+/-5℃ Immersion time : 2+/-0.5s Immersing in speed : 25+/-2.5mm/s. 10 Resistance Appearance No defects or abnormalities. Test Method : Solder bath method to Solder : Sn-3.0Ag-0.5Cu (Lead Free Solder) Soldering Capacitance Within +/-2% or +/-0.3pF (Whichever is larger) Solder Temp. : 260+/-5℃ Heat Change Immersion time : 10+/-1s Immersing in speed : 25+/-2.5mm/s. Q Within the specified initial value. Exposure Time : 24+/-2h at room condition*. I.R. Within the specified initial value. Preheat : GRM31 size max.: 120℃ to 150℃ for 1 min GRM32 size min. : 100℃ to 120℃ for 1 min Voltage proof No defects. and 170℃ to 200℃ for 1 min *Room Condition : Temperature:15 to 35°C, Relative humidity:45 to 75%, Atmosphere pressure:86 to 106kPa Item Specification Test Method (Ref. Standard:JIS C 5101, IEC60384) Capacitance Frequency Voltage C<1000pF 1.0+/-0.1Mhz AC 0.5 to 5.0V(r.m.s) C≥1000pF 1.0+/-0.1khz AC 1.0+/-0.2V(r.m.s) Step Temperature( C) 1 Reference Temp.+/-2 2 Min.Operating Temp. +/-3 3 Reference Temp. +/-2 4 Max.Operating Temp. +/-3 5 Reference Temp. +/-2 JEMCGS-04233D 2 |
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