MFSA

MFSA Eaton-All-Rights-Reserved

Document overview

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Technical content

SMD current sensing resistor-metal foil Pb HALOGEN HFFREE T able 1. Part numbering configuration scheme MFS @ xxxx Rxxxx * ? M Family name MFS Grade option A = Automotive grade Footprint EIA option 0402, 0603, 0805, 1206 0508 = 0805 wide terminal 0612= 1206 wide terminal Resistance option Rxxxx = xxx.x mΩ ex: R0100 = 10.0 mΩ Metal material option M = MnCuPower rating option I =3/4 W, C =1 W, D = 1.5 W Resistance tolerance option F = ±1% Product features

• Low sensing resistance
• 0402 (1005 metric) to 1206 (3216 metric)
• High power dissipation
• AEC-Q200 compliant
• Moisture sensitivity level (MSL): 1

Applications

• Switched-mode power supply (SMPS)
• Voltage regulator module
• Power management
• Stepper motor drives Environmental compliance See electrical specification table for option details

SMD current sensing resistor-metal foil www.eaton.com/electronics Mechanical parameters- Inches [mm] Family Size code L W C T Figure MFSA0402 0402 [1005] 0.040 ± 0.004 [1.0 ± 0.10] 0.020 ± 0.004 [0.55 ± 0.10] 0.012 ± 0.004 [0.30 ± 0.10] 0.018 ± 0.004 [0.45 ± 0.10] A MFSA0603 0603 [1608] 0.063 ± 0.008 [1.60 ± 0.20] 0.031 ± 0.008 [0.80 ± 0.20] 0.016 ± 0.008 [0.40 ± 0.20] 0.028 ± 0.008 [0.70 ± 0.20] A MFSA0805 0805 [2012] 0.079 ± 0.008 [2.0 ± 0.20] 0.049 ± 0.008 [1.25 ± 0.20] 0.016 ± 0.012 [0.40 ± 0.30] 0.028 ± 0.008 [0.70 ± 0.20] A MFSA1206 1206 [3216] 0.126 ± 0.008 [3.20 ± 0.20] 0.063 ± 0.008 [1.60 ± 0.20] 0.020 ± 0.012 [0.50 ± 0.30] 0.028 ± 0.008 [0.70 ± 0.20] A MFSA0508 0508 [1220] 0.049 ± 0.008 [1.25 ± 0.20] 0.079 ± 0.008 [2.0 ± 0.20] 0.016 ± 0.008 [0.40 ± 0.20] 0.020 ± 0.008 [0.50 ± 0.20] B MFSA0612 0612 [1632] 0.063 ± 0.008 [1.60 ± 0.20] 0.126 ± 0.008 [3.20 ± 0.20] 0.016 ± 0.008 [0.40 ± 0.20] 0.020 ± 0.008 [0.50 ± 0.20] B Recommended PCB layout- mm Construction Figure A Figure B Family Resistance (mΩ) A L B MFSA0402 10 ~ 20 0.7 0.45 0.375 MFSA0603 5 ≤ R ≤ 20 1 0.6 1.1 MFSA0805 5 ≤ R ≤ 30 1.4 1.2 1 MFSA1206 5 ≤ R ≤ 30 1.8 1.6 1.55 31 ≤ R ≤ 40 1.8 2.2 1.35 MFSA0508 5 ≤ R ≤ 10 2.4 0.45 0.875 MFSA0612 1 ≤ R ≤ 20 3.8 0.85 0.625 Part marking Family Marking MFSA0402 No marking MFSA0603 No marking MFSA0805 xxx: (xxx= resistance value in ohms expressed in 3 digits) 005 = 0.005 Ω or 5 mΩ 010 = 0.010 Ω or 10 mΩ exception: 6.5 = 0.0065 Ω or 6.5 mΩ MFSA1206 MFSA0508 No marking MFSA0612 xxx: (xxx= resistance value in ohms expressed in 3-4 digits 0025 = 0.0025 Ω or 2.5 mΩ 005 = 0.005 Ω or 5 mΩ 010 = 0.010 Ω or 10 mΩ 1. The copper foil thickness of PCB needs 3 oz. minimum 2. PCB layout dimension tolerance is +/-0.1 mm. 3. The Resistance will change slightly after soldered; it is dependent on PCB pad size deign and it’s necessary to consider the effect of the resistance increase or decrease.

SMD current sensing resistor-metal foil www.eaton.com/electronics @= Enter grade option code from table above (A=Automotive) Rxxxx = Eneter resistance code option from table above xxxx= resistance code (xxx.x mΩ ex: R0100 = 10.0 mΩ) *= Enter resistance tolerance code option from table above (F= ±1%) ?= Enter power rating code option from table above (A =1/4 W, S =1/2 W, I =3/4 W, C =1 W, D = 1.5 W) M=MnCu (Metal material) Electrical specifications Part number Size Grade option Resistance value mΩ (Part number code) Resistance tolerance (Part number code) Power rating (Part number code) TCR (ppm/°C) Operating temperature MFS@0402Rxxxx*?M 0402 (1005 metric) A 10 (0100) ±1% (F) 1/4 W (A) ± 100 -55 °C to +125 °C MFS@0402Rxxxx*?M 0402 (1005 metric) A 20 (0200) ±1% (F) 1/4 W (A) ± 100 -55 °C to +125 °C MFS@0603Rxxxx*?M 0603 (1608 metric) A 5 (0050) ±1% (F) 1/2 W (S) ± 50 -55 °C to +155 °C MFS@0603Rxxxx*?M 0603 (1608 metric) A 7 (0070) ±1% (F) 1/2 W (S) ± 50 -55 °C to +155 °C MFS@0603Rxxxx*?M 0603 (1608 metric) A 9 (0090) ±1% (F) 1/2 W (S) ± 50 -55 °C to +155 °C MFS@0603Rxxxx*?M 0603 (1608 metric) A 10 (0100) ±1% (F) 1/2 W (S) ± 50 -55 °C to +155 °C MFS@0603Rxxxx*?M 0603 (1608 metric) A 15 (0150) ±1% (F) 1/2 W (S) ± 50 -55 °C to +155 °C MFS@0603Rxxxx*?M 0603 (1608 metric) A 20 (0200) ±1% (F) 1/2 W (S) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 5(0050) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 6 (0060) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 6.5 (0065) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 7 (0070) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 8 (0080) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 9 (0090) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 10 (0100) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 15 (0150) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 20 (0200) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 25 (0250) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@0805Rxxxx*?M 0805 (2012 metric) A 30 (0300) ±1% (F) 3/4 W (I) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 5 (0050) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 6 (0060) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 8 (0080) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 10 (0100) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 11 (0110) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 12 (0120) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 15 (0150) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 17 (0170) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 18 (0180) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 20 (0200) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 22 (0220) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 25 (0250) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 27 (0270) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 30 (0300) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 33 (0330) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@1206Rxxxx*?M 1206 (3216 metric) A 40 (0400) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C

SMD current sensing resistor-metal foil www.eaton.com/electronics Electrical specifications Part number Size Grade option Resistance value mΩ (Part number code) Resistance tolerance (Part number code) Power rating (Part number code) TCR (ppm/°C) Operating temperature MFS@0508Rxxxx*?M 0508 (1220 metric) A 5 (0050) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@0508Rxxxx*?M 0508 (1220 metric) A 10 (0100) ±1% (F) 1 W (C) ± 50 -55 °C to +155 °C MFS@0612Rxxxx*?M 0612 (1632 metric) A 2 (0020) ±1% (F) 1.5 W (D) ± 75 -55 °C to +155 °C MFS@0612Rxxxx*?M 0612 (1632 metric) A 3 (0030) ±1% (F) 1.5 W (D) ± 75 -55 °C to +155 °C MFS@0612Rxxxx*?M 0612 (1632 metric) A 4 (0040) ±1% (F) 1.5 W (D) ± 75 -55 °C to +155 °C MFS@0612Rxxxx*?M 0612 (1632 metric) A 5 (0050) ±1% (F) 1.5 W (D) ± 50 -55 °C to +155 °C MFS@0612Rxxxx*?M 0612 (1632 metric) A 6 (0060) ±1% (F) 1.5 W (D) ± 50 -55 °C to +155 °C MFS@0612Rxxxx*?M 0612 (1632 metric) A 6.5 (0065) ±1% (F) 1.5 W (D) ± 50 -55 °C to +155 °C MFS@0612Rxxxx*?M 0612 (1632 metric) A 7 (0070) ±1% (F) 1.5 W (D) ± 50 -55 °C to +155 °C MFS@0612Rxxxx*?M 0612 (1632 metric) A 8 (0080) ±1% (F) 1.5 W (D) ± 50 -55 °C to +155 °C MFS@0612Rxxxx*?M 0612 (1632 metric) A 9 (0090) ±1% (F) 1.5 W (D) ± 50 -55 °C to +155 °C MFS@0612Rxxxx*?M 0612 (1632 metric) A 10 (0100) ±1% (F) 1.5 W (D) ± 50 -55 °C to +155 °C @= Enter grade option code from table above (A=Automotive) Rxxxx = Eneter resistance code option from table above xxxx= resistance code (xxx.x mΩ ex: R0100 = 10.0 mΩ) *= Enter resistance tolerance code option from table above (F= ±1%) ?= Enter power rating code option from table above (A =1/4 W, S =1/2 W, I =3/4 W, C =1 W, D = 1.5 W) M=MnCu (Metal material)

SMD current sensing resistor-metal foil www.eaton.com/electronics Packaging information- mm Supplied in tape and reel on a 7 .0” diameter reel (EIA-481 compliant) T ape carrier and dimensions Reel dimensions Dimension 0402 0603 0805 1206 0508 0612 Size A B C D N W1 W2 W3 Size Tape Quantity 0402 7 inch paper 10K 0603 7 inch paper 5K 0805 7 inch paper 4K 1206 7 inch paper 4K 0508 7 inch paper 4K 0612 7 inch paper 4K

SMD current sensing resistor-metal foil www.eaton.com/electronics T emperature derating curve Rated power in % T emperature (°C) General specifications Insulation resistance: > 100 MΩ Temperature coefficient of resistance: IEC60115-1 4.8, +25 °C to +125 °C Short time overload: IEC60115-1 4.13, 5 X rated power for 5 s High temperature exposure (storage): AEC-Q200-REV D-test 3, MIL-STD202 Method 108, 1000 hours. @ Tup, Max operation temperature Temperature cycling: AEC-Q200-REV D-Test 4, JESD22 Method JA-104, 1000 cycles (-55 °C to +125 °C), 30 minute maximum dwell time at each temperature extreme. 1 minute maximum transition time. Moisture resistance: AEC-Q200-REV D-Test 6 , MIL-STD-202 method 106, 24 hours per cycle, 10 cycles, Notes: Steps 7a& 7b not required. Unpowered Biased humidity: AEC-Q200-REV D-Test 7, MIL-STD-202 method 103, 1000 hours +85 °C/85% RH. Note: Specified conditions: 10% of operating power (not exceeding max working voltage). Operational life: AEC-Q200-REV D-Test 8, MIL-STD-202 method 108, 1000 hours, +125 °C at 35% rated power. Resistance to solvents: AEC-Q200-REV D-Test 12, MIL-STD-202 method 215, a: Isopropyl alcohol : mineral spirits= 1 : 3, b: Terpene defluxer (Bioact EC-7R) c: Deionized water : Propylene glycol Monomethyl ether : monoethanolamine = 42 : 1 Mechanical shock: AEC-Q200-REV D-Test 13, MIL-STD-202 Method 213, half sine shock pulse, peak value is 100 g’s. Normal duration (D) is 6 (ms), Vibration: AEC-Q200-REV D-Test 14, MIL-STD-202 method 204, 5 g’s for 20 minutes, 12 cycles each of 3 orientations. Test from 10-2000 Hz Resistance to soldering heat: AEC-Q200-REV D-Test 15, MIL-STD-202 method 210, Condition B : Immerse in eutectic solder at +260 °C ± 5 °C for 10 ± 1 second Thermal shock: AEC-Q200-REV D-Test 16, MIL-STD-202 method 107, -55 °C/+155 °C. 300 cycles, Maximum transfer time 20 seconds, Dwell time 15 minutes. Air-Air ESD: AEC-Q200-REV D-Test 17, AEC-Q200-002 or ISO/DIS 10605, verify the voltage setting at 500 V Solderability: AEC-Q200-REV D-Test 18, J-STD-002, method B, aging 4 hours at +155 °C dry heat Lead-free solder bath at +235 °C ± 3 °C, Dipping time: 3 ± 0.5 seconds, > 95% area covered with tin Flammability: AEC-Q200-REV D-Test 20, UL-94, V-0 or V-1 are acceptable. Board flex (bending): AEC-Q200-REV D-Test 21, AEC-Q200-005, The duration of the applied forces shall be 60 (+ 5) seconds, 2 mm deflection Terminal strength (SMD): AEC-Q200-REV D-Test 22, AEC-Q200-006, Force of 1.8 kg for 60 seconds Rated current & voltage The rated Current and Voltage are calculated by the following formula: I: Rated current (A) P: Rated power (W) V: Rated voltage (V) R: Resistance value (Ω)

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Cleveland, OH 44122 United States Eaton.com/electronics © 2022 Eaton All Rights Reserved Printed in USA Publication No. ELX1180 BU-ELX22040 June 2022 Technical Data ELX1 180 Effective June 2022 MFSA SMD current sensing resistor-metal foil Life Support Policy: Eaton does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also reserves the right to change or update, without notice, any technical information contained in this bulletin. Eaton is a registered trademark. All other trademarks are property of their respective owners. Follow us on social media to get the latest product and support information. Temperature t tP ts TC -5°C Time 25°C to Peak Time 25°C Tsmin Tsmax TL TP Preheat A Max. Ramp Up Rate = 3°C/s Max. Ramp Down Rate = 6°C/s Profile feature Lead (Pb) free solder Preheat and soak • Temperature min. (Tsmin) 150 °C

• Temperature max. (Tsmax) 200 °C
• Time (Tsmin to Tsmax) (ts) 60-150 seconds Ramp up rate TL to Tp 3 °C/ second max. Liquidous temperature (Tl) Time (tL) maintained above TL 217 °C 60-120 seconds Peak package body temperature (TP)* 260 °C Time (tp)* within 5 °C of the specified classification temperature (T c) 10 seconds* Ramp-down rate (Tp to TL) 6 °C/ second max. Time 25 °C to peak temperature 8 minutes max. * Tolerance for peak profile temperature (Tp) is defined as a supplier minimum and a user maximum. Manual solder +350 °C ±10 °C , 3 +1/-0 seconds 1 time (by soldering iron), generally manual, hand soldering is not recommended Solder reflow profile