Current Sensing Resistors, Metal Plate Type Current Sensing Resistors, Metal Plate Type Type: ERJ MS4, MS6, MB1 Features ● Ideal for current sensing solution case size with high power ● Metal plate bonding technology. Excellent long term stability ● Outer Resin with high heat dissipation. Wide temperature range (-65 °C to +170 °C) ● AEC-Q200 qualified ● RoHS compliant ● ISO9001, ISO/TS16949 certified ● Small ■ As for Packaging Methods, Soldering Conditions and Safety Precautions, Please see Data Files Explanation of Part Numbers 1 2 3 4 5 6 7 8 9 10 11 12 E R J M S 4 S F 2 M 0 U Product Code Metal Plate Chip Resistors Type Code Code Inch size Electrode type Standard S4S 2512 Narrow S4H 2512 Standard S6S 2526 Standard B1S 1020 Resistance Tolerance Code Tolerance ±1 % F Resistance Value Shown by 3 digits or letters.Decimal point is expressed by M as 2.0m Ω=2M0, 0.5m Ω=M50, 10.0m Ω=10Ｍ Code U Packaging Methods Packaging Embossed Carrier Taping 4 mm pitch, 2,000 pcs. Embossed Carrier Taping 8 mm pitch, 1,000 pcs. Embossed Carrier Taping 4 mm pitch, 2,000 pcs. Part No. ERJMS4 ERJMS6 ERJMB1 Ratings Part No. (inch size) Power Rating at 70 °C (W) Resistance Range (mΩ) Resistance Tolerance (%) T.C.R. (×10–6/°C) ERJMS4S (2512) 3 1, 2, 3, 4 F : ±1 ±75 –65 to +170 130 ERJMS4H (2512) 3 2 5, 6 7, 8, 9, 10 F : ±1 F : ±1 ±75 ±75 –65 to +170 –65 to +170 130 100 5 0.5, 1, 2 F : ±1 ±75 –65 to +170 130 2 1, 2, 3, 4, 5 F : ±1 ±75 –65 to +170 130 ERJMS6S (2526) ERJMB1S (1020) Category Terminal temp. Temperature Range upper limit (°C) (°C) ✽ Please contact us when resistors of irregular series are needed. <Supplemented> In the case of the temperature measurement of the terminal portion of the resistor, Please perform under the following conditions. 1) Tarminal temperature measurement, please apply the temperature of the higher of either the left or right electrode upper surface of the resistor. 2) Please measure the temperature of the resistor in the land pattern printed of circuit board and plan to use by real conditions. 120 100 Rated Load (%) Power Derating Curve If the terminal temperature of the resistor is more than terminal temperature upper limit value of the rated table, please reduce the rated power according to the Power Derating Curve shown in the figure on the right. −65 °C 100 °C 130 °C 80 60 ERJMS4H (7 to 10m Ω) 40 20 0 –80 170 °C –40 0 40 80 120 160 200 Terminal 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. 03 Jun. 2016 Current Sensing Resistors, Metal Plate Type Construction Protective Film Surface Treatment (Ni/Sn) Electrode (Metal) Resistive Element (Metal Plate) Dimensions in mm (not to scale), Recommended Land Pattern ● ERJMS4S/ERJMS4H ● ERJMS6S ● ERJMB1S t t t W W W A A L L L b b c A a c b a c a Land Pattern Part No. (inch size) ERJMS4S (2512) ERJMS4H (2512) ERJMS6S (2526) ERJMB1S (1020) Dimension (mm) W A t a b c Mass (Weight) (g/1000 pcs.) 6.40±0.25 3.20±0.25 2.20±0.25 1.20±0.15 2.7 3.4 2.0 120 6.40±0.25 3.20±0.25 1.25±0.25 1.20±0.15 1.7 3.4 4.0 115 6.40±0.25 6.80±0.25 2.20±0.25 1.20±0.15 2.7 7.0 2.0 260 2.55±0.25 5.00±0.25 0.68+0.15 −0.20 0.90±0.15 1.15 5.5 1.1 40 Typical Temperature dependence of electrical resistance 1 0.5 0 –0.5 –1 –80 –60 –40 –20 0 Long-term stability Change of Resistance (%) Change of Resistance (%) Recommended Land Pattern (mm) L 20 40 60 80 100 120 140 160 180 Temperature (°C) 1 ERJMS4SF2M0U 140 °C Storage 0.5 0 –0.5 –1 0 2000 4000 6000 Ｔest Time (hrs) 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. 03 8000 Jun. 2016 Current Sensing Resistors, Metal Plate Type Maximum pulse energy respectively pulse power for continuous operation Referance Data Condition : Room Temperature, OFF : 10 s, 1000 cycle, Wave form : Square Change of Resistance=±1 % ● ERJMS4 type 1000 100 100 10 1 ERJMS4H 5m Ω 0.1 1 0.1 0.01 ERJMS4H 10m Ω 0.01 0.001 0.001 0.0001 ● ERJMS6 Power (W) Pulse Energy (J) ERJMS4S 1m Ω 10 0.001 0.01 Pulse width (s) 0.1 1 0.0001 10 type 100 10000 ERJMS6S 0.5m Ω ERJMS6S 1m Ω 10 ERJMS6S 3m Ω 10 0.1 1 0.01 0.1 0.001 0.0001 0.01 0.0001 ● ERJMB1 Pulse Energy (J) Power (W) 1 100 0.001 0.01 Pulse width (s) 0.1 1 type 1000 100 100 10 10 1 1 0.1 ERJMB1S 1m Ω 0.1 ERJMB1S 3m Ω 0.01 ERJMB1S 5m Ω 0.01 0.001 0.0001 Power (W) Pulse Energy (J) 1000 0.001 0.001 0.01 Pulse width (s) 0.1 1 0.0001 10 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. 03 Jun. 2016 Current Sensing Resistors, Metal Plate Type Performance (AEC-Q200) ● ERJMS4, ERJMS6 type Test Item Thermal Shock Overload Solderability Resistance to Solvents Low Temperature Storage and Operation Resistance to Soldering Heat Moisture Resistance Shock Vibration, High Frequency Life Storage Life at Elevated Temperature High Temperature Characteristics Frequency Characteristics ● ERJMB1 Test Condition Specification Typical value ±1 % 0.20 % ±0.5 % 0.10 % > 95% coverage > 95% coverage No damage No damage ±0.5 % 0.03 % ±0.5 % 0.10 % ±0.5 % 0.10 % ±0.5 % 0.10 % ±0.5 % 0.05 % ±1 % 0.30 % ±1 % 0.30 % ±0.5 % 0.05 % < 5 nH < 2 nH −55 °C/155 °C, 1000cycles 3 × Rated Power, 5 sec 245 °C, 3 sec MIL-STD-202 method 215, 2.1a, 2.1d −65 °C, 24 h MIL-STD-202 method 210 (260 °C, 10s) MIL-STD-202 method 106 MIL-STD-202 method 213-A 10 to 2000 (Hz) 70 °C, Rated Power, 2000 h 170 °C, 2000 h 140 °C, 2000 h Inductance type Test Item Thermal Shock Overload Solderability Resistance to Solvents Low Temperature Storage and Operation Resistance to Soldering Heat Moisture Resistance Shock Vibration, High Frequency Life Storage Life at Elevated Temperature High Temperature Characteristics Frequency Characteristics Test Condition −55 °C/155 °C, 1000cycles 2.5 × Rated Power, 5 sec 245 °C, 3 sec MIL-STD-202 method 215, 2.1a, 2.1d −65 °C, 24 h MIL-STD-202 method 210 (260 °C, 10s) MIL-STD-202 method 106 MIL-STD-202 method 213-A 10 to 2000 (Hz) 70 °C, Rated Power, 2000 h 170 °C, 2000 h 140 °C, 2000 h Inductance Specification Typical value ±1 % ±1 % 0.30 % 0.30 % > 95% coverage > 95% coverage No damage No damage ±0.5 % ±0.5 % ±0.5 % ±0.5 % ±0.5 % ±1 % ±1 % ±0.5 % < 5 nH 0.03 % 0.10 % 0.10 % 0.10 % 0.05 % 0.30 % 0.30 % 0.05 % < 2 nH Temperature Rise ● ERJMS4HF5M0U ● ERJMS6SF2M0U ● ERJMB1SF3M0U 90 70 80 80 70 60 50 40 30 20 10 Temperature Rise (°C) 80 90 Temperature Rise (°C) 100 温度上昇 (°C) 100 70 60 50 40 30 20 0 1 2 40 30 20 0 3 0 1 2 <Condition> Base material : FR-4 (t1.6mm) Copper Thickness : 70 µm, Two layer 電力 (W) 50 10 10 0 0 60 1 2 3 Power (W) 4 0 5 Resistor 1 Power (W) 1 2 2 Soldering PWB Sense terminal-Layout Land Sense terminal 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. 03 Jun. 2016