● Ideal for current sensing solution● Small case size with high power● Metal plate bonding technology. Excellent long term stability● Outer Resin with high heat dissipation. Wide temperature range (-65 ℃ to +170 ℃)● AEC-Q200 compliant● RoHS compliant● ISO9001,ISO/TS16949 certified■ As for packaging methods, land pattern, soldering conditions and safety precautions,please see data files.Note : Please check the "Ratings" for the presence/absence of part numbers for combinations of the symbols below.✽ Please contact us when resistors of irregular series are needed.Power derating curveIf the terminal temperature of the resistor is morethan terminal temperature upper limit value of therated table, please reduce the rated power accordingto the Power Derating Curve shown in the figure on the right.<Supplemented>In the case of the temperature measurement of the terminal portion ofthe resistor, Please perform under the following conditions.1)Terminal temperature measurement, please apply the temperature ofthe higher of either the left or right electrode upper surface of the resistor.2)Please measure the temperature of the resistor in the land patternprinted of circuit board and plan to use by real conditions.F : ±13ERJMB1Grade 0130–65 to +1701020Power rating(70 ℃)(W)AEC-Q200GradeTerminal temp.upper limit(℃)Categorytemperaturerange(℃)T.C.R.(×10-6/K)Resistancetolerance(%)Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.Should a safety concern arise regarding this product, please be sure to contact us immediately. 10-Apr-24±1 %ERJMS4S(2512)Part No.(inch size)NarrowStandardResistancerange(mΩ)ERJMB1S(1020)S4S25122512±75130100±75±75322±75F : ±1F : ±15, 67, 8, 9, 101, 2, 3, 4, 5ERJMS4H(2512)ERJ MS, MB typeERJ MS4, MB1 seriesExplanation of part numbersRatingsF : ±11, 2, 3, 4inch sizeProduct codeCodeType codeElectrode typeStandardS4HPart No.UB1SCurrent Sensing Resistors,Metal Plate TypeFeaturesEmbossed carrier taping4 mm pitch, 3,000 pcsEmbossed carrier taping4 mm pitch, 2,000 pcsMetal platechip resistorsPackaging methodsResistance valueFCode PackagingResistance toleranceCode ToleranceERJMS4Shown by 3 digits orletters.Decimal point isexpressed by M as2.0 mΩ=2M0,10.0 mΩ=10M1 2 3 4 5 6 7 8 9 10 11 12E R J M S 4 S F 2 M 0 U-80 02040608080 200170 ℃0Rated load (%)-40 40Terminal temperature (°C)160-65 ℃ 130 ℃100 ℃ERJMS4H(7 to 10 mΩ)120100120This series is not a recommended product.Not recommended for new design.