Current Sensing Resistors, Metal Plate Type Current Sensing Resistors, Metal Plate Type NRFND Replacement Discontinued ERJM1W ERJMS4 Series: ERJ M1W Features Low resistance values and high precision1 to 20 ) Stable resistance not influenced by measurement position High heat emission Low profile, strong body Inductance less than 1.0 nH for the metal plate structure RoHS compliant As for Packaging Methods, Soldering Conditions and Safety Precautions, Please see Data Files Explanation of Part Numbers 1T ERJS02 ERJS1T 1 2 3 4 5 6 7 8 9 10 11 12 E R J M 1 W S F 3 M 0 U Product Code Code Type Resistance Value Packaging Methods Power Code inch size Code Tolerance Rating S General type Shown by 3 digits or Code Packaging Metal Plate letters.Decimal point is Chip Resistors Embossed Carrier Taping M1W 6432 1W F 1 Wide T U expressed by M as terminal type J 5 4 mm pitch, 3,000 pcs 3 m : 3M0 10 m : 10M Ratings Category Power Rating Standard Resistance T.C.R. Part No. Temperature at 70 C Resistance Tolerance Circuit board of use -6 (inch size) Range (10 /K) (W) (m) (%) You should use the ERJM1WS 3, 4 350 aluminum substrate (2512) 5, 6, 10, 15, 20 F : 1 100 when the added 1 55 ~ +170 ERJM1WT 1, 1.5 350100 J : 5 wattage exceeds (2512) 2, 3, 4 10050 0.5 W. Please contact the factory for other values and the range 120 Power Derating Curve -70 100 For resistors operated in ambient temperatures above 80 70 C, power rating shall be derated in accordance with ERJM1W the figure on the right. 60 40 20 170 0 120 160 -55 -40 0 40 80 200 Ambient Temperature(C) 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. 1-Apr-21 Rated Load (%)Current Sensing Resistors, Metal Plate Type Construction Terminal : Plated Metal Resistive Body : Alloy Plate Protective coating : Resin Dimensions in mm (not to scale) a L Dimensions (mm) Mass (Weight) Type Part No. L W T a (g/1000 pcs) S Type ERJM1WS 6.400.25 1.000.25 70 3.200.25 0.800.30 T Type ERJM1WT 6.400.40 2.100.30 90 Recommended Land Pattern An example of a land pattern a Wiring pattern (copper trace) Land pattern Solder resist c Dimensions (mm) Part No. a b c ERJM1WS 2.1 3.4 4.2 ERJM1WT 3.1 3.4 2.2 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. 1-Apr-21 b T W