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插件金膜电阻规格书

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  • 日期: 2018-06-25
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标签: 插件规格金膜电阻

~$插件金膜电阻规格书

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1 GENERAL INSTRUCTION 11 SCOPE This specification applies to the Metal Film Resistor made by LGE ELECTRONICS INDCORP 12 CLASSIFICATION Type is MF CLASS POWER RATING TOLERANCE described P SHAPE number 1WS as follows 036 OHM NOMINAL RESISTANCE G2 2NOMINAL RESISTANCE VALUE The nominal resistance shall be the resistance marked on the resistor body and identified as a Rule in units KM 3NOMINAL RESISTANCE TOLERANCE The nominal resistance tolerance is represented in one capital letter selected from F1 ......

1. GENERAL INSTRUCTION: 1-1 SCOPE This specification applies to the Metal Film Resistor made by LGE ELECTRONICS IND.CORP. 1-2 CLASSIFICATION Type is MF CLASS POWER RATING TOLERANCE described P SHAPE number 1WS as follows: 0.36Ω OHM NOMINAL RESISTANCE G(±2%) 2.NOMINAL RESISTANCE: VALUE The nominal resistance shall be the resistance marked on the resistor body and identified, as a Rule, in units ,Ω,KΩ,MΩ. 3.NOMINAL RESISTANCE TOLERANCE. The nominal resistance tolerance is represented in one capital letter selected from F(±1%), D(±0.5%),C(±0.25%), B(±0.1%),K(±10%). 4 .RATING: MF (METAL FILM FIXED RESISTORS) STYLE MAX MAX DIELECTRIC RESISTANCE WORKING OVERLOAD WITHSTANDING VALUE RANGE MF1/6W.1/8W. 1/16W MF1/4W / I/4WS MF1/2W / 1/2WS MF1W / 1WS MF2W / 2WS MF3W / 3WS MF5W / 5WS 200V 250V 350V 500V 500V 500V 500V 400V 500V 700V 1000V 1000V 1000V 1000V 300V 500V 700V 1000V 1000V 1000V 1000V 1Ω-10MΩ 1Ω-10MΩ 1Ω-10MΩ 1Ω-10MΩ 1Ω-10MΩ 1Ω-10MΩ 1Ω-10MΩ 4 – 1.POWER RATING Power rating is defined as maximum power rating continuously applied under ambient temperature at 70℃.when the ambient temperature exceeds 70℃ ,use chart 1. -55 4 – 2 RATED VOLTAGE Rated voltage is defined as the DC or AC (effective Value at commercial frequency example 50 C/S,60 C/S) Voltage when rated power is applied and can be calculated By the following EQUATIONE =√PR E=RATED VOLTAGE P=RATED POWER (WATTS) R=NOMINAL RESISTANCE VALUE (OHM) When the calculated rated voltage exceeds the Maximum usable voltage flue shown in CHART 1,the Maximum usable voltage is defined as the voltage According to the power-decreasing curve shown in CHART1. ITEM (STANDARD) PERFORMANCE AND/OR QUALIITY ACCEPTANCE TEST METHOD Resistance value Vs Temperature Characteristics ±100PPM/℃ JIS-C-5202 5.2 Measure resistance (Ro ohm) at room Temperature(To ℃) Measure again the same at 100℃ Higher then room temperature 106 (T0+100) –T0 PPM = * R – RO RO ITEM (STANDARD) PERFORMANCE AND/OR QUALIITY ACCEPTANCE Short time overload The resistance variation shall be within±(0.5% + 0.05ohm) and there Shall be no mechanical breakage TEST METHOD JIS-C-5202 5.5 Apply DC voltage 2.5times the rated Voltage for 5 seconds The leave at room temperature for 30 Minutes then measure MAX overload Voltage 0.50W – 700V (DC) Insulation resistance 10,000M ohm or more Voltage endurance The resistance variation shall be within±(0.5% + 0.05ohm) and there shall Be no mechanical breakage Intermittent overload Resistance variation shall be Within ±(0.50% + 0.05ohm) Terminal strength Resistance variation shall be within ±(0.5% + 0.05ohm) also there Shall be on mechanical breakage Heat resistively Against soldering Resistance variation shall be within ± (0.25%+0.05ohm) also there Shall be on mechanical breakage Load life test The variation of the resistance Shall be within ± (1.5%+0.05ohm) Also there shall be no mechanical Breakage EM (STANDARD) PERFORMANCE AND/OR QUALITY ACCEPTANCE Solder ability More than 95% of the surface of the lead shall be covered by new solder after the leads are dipped in the Solder JIS-C-5202 5.6 in V-BLOCK Lay the resistor on 90° angle metal V Block apply 500VDC between resistor Lead and V block for one Minute And Measure JIS-C-5202 5.7 Icy the resistor on the 90° angle metal V Block and apply reamed AC voltage for One Minute. Test voltage 0.25W – 500V (AC) 0.50W –700V(AC) JIS-C-5202 5.8 Apply AC voltage 4 times the rated voltage for 1 second and rest for 25 seconds and Repeat this cycle for 10000±200times leave resistor 30 minutes at room temperature after test and measure Maximum voltage for intermittent Overload.0.50W – 700V(AC) Pull test apply 2.5kg force to the lead in the direction of lead axisfor30±5 seconds. JIS-C-5202 6.4 Dip the lead in to a solder bath having a Temperature of 350℃ ± 10℃ up to 4±0.8mm from the body of the resistor and hold it for 3±0.5seconds leave the resistor at room temperature 3 hours after ,then Measure JIS-C-5202 7.10 In the constant temperature chamber having Temperature70℃ ± 2℃,apply rated Dc voltage for 1.5hour and shut voltage for 0.5 hour and repeat this cycle for 1000 hours,leave in room temperature hour after test, then measure TEST METHOK JIS-C-5202 6.5 Dip the lead in to a solder bath having a Temperature of 260℃±5℃ up to 4±0.8mm from the body of the resistor and hold it for 5± 0.5seconds then inspect Humidity load test Resistance variation be Within ± (1.5% + 0.05ohm) Also there shall be no mechanical breakage JIS-C-5202 7.9 In temperature chamber having temperature 40℃±2℃,relative humidity 90 – 95%,Apply rated voltage 1.5hour and shut voltage 0.5 hour repeat this cycle for 1000 hours, leave in room temperature for hour after test, then measure Tolerance Number of zeros or decimal multiplier 3 rd significant figure 2 nd significant figure 1 st significant figure 5.Marking Color refer Color Black Brown Red Orange Yellow Green Blue Violet Grey White Gold Silver 1 st Band 2 nd Band 3 rd Band 4 th Band 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 100 101 102 103 104 105 106 107 108 109 10-1 10-2 Tolerance ±1.00﹪ ±0.50﹪ ±0.25﹪ ±0.10﹪ 6. Construction and Dimension 6-1.Construction a. Tinned Copper Wire . b. Tinned Iron Caps. c. Metal Film d. Ceramic Rod e. Epoxy Resin. f. Color Code 6-2 Outline Dimensions TABLE WATTS L MF1/6W 1/8W 1/4WS MF1/4W / 1/2WS MF1/2W / 1WS MF1W / 2WS MF2W / 3WS MF3W /5WS 3.2±0.3 6.0±0.5 9.0±1.0 11.0±1.0 15.0±1.0 17.0±1.0 24.0±1.0 7.FORMED DIMENSIONS MF5W 7 – 1. M – TYPE D 1.8±0.3 2.3±0.3s 3.5±0.5 4.5±0.5 5.0±0.5 6.0±0.5 8.0±1.0 H 28±2.0 27±2.0 26±2.0 35±2.0 23±2.0 32±2.0 28±2.0 (Kg) 0.35-0.45 0.35-0.45 Unit:m/m d ±0.02m PULLING 2.5Kg-30S 2.5Kg-30S 2.5Kg-30S 3Kg-30S 5Kg-30S 5Kg-30S 5Kg-30S 0.5 0.5 0.5 0.7 0.7
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