SM/SMH Series Stackpole Electronics, Inc. Surface Mount Wirewound Resistor Features: * * * * * Resistive Product Solutions High temperature molded encapsulation Flex termination for absorbing thermal expansion All welded construction Non-inductive types available as NSM RoHS compliant / lead-free Electrical Specifications Power Rating (Watts) Type / Code @ 70C SM2615 SM4124 1W 2W Maximum Working Voltage 25V 50V Dielectric Withstanding Voltage >500V >500V Resistance Temperature Coefficient 100 ppm/C 20 ppm/C 100 ppm/C 20 ppm/C Ohmic Range () and Tolerance 0.1% 0.5% 1% 5% 1 - 10 10.2 - 1K 1 - 10 10.2 - 1K 0.01 - 10 0.01 - 10 10.2 - 1K 10.2 - 1K 1 - 10 10.2 - 2K 0.5 - 10 10.2 - 2K 0.01 - 10 0.01 - 10 10.2 - 2K 10.2 - 2K 0.01 - 0.06 0.01 - 0.06 0.01 - 0.06 75 ppm/C SM4527 2W 60V >500V 100 ppm/C - 20 ppm/C SMH4527 3W 60V >500V SM6227 3W 100V >500V SM8035 4W 100V >500V 0.1 - 10 0.1 - 10 0.1 - 10 10.2 - 2K 10.2 - 2K 10.2 - 2K 0.01 - 0.06 75 ppm/C - 0.01 - 0.06 0.01 - 0.06 100 ppm/C 0.5 - 10 10.2 - 3K 0.2 - 10 10.2 - 3K 0.01 - 10 0.01 - 10 10.2 - 3.01K 10.2 - 3K - - 0.1 - 9.76 10 - 2K 0.1 - 9.76 10 - 2K 20 ppm/C 100 ppm/C 20 ppm/C Zero ohm available on all sizes Mechanical Specifications Type / Code A Body Length B Total Length C Body Height D Body Width E Termination Width F Termination Length W H L Unit SM2615 0.260 0.015 6.60 0.38 0.280 0.032 7.11 0.81 0.140 0.015 3.56 0.38 0.150 0.015 3.81 0.38 0.100 0.015 2.54 0.38 0.090 0.015 2.29 0.38 0.138 3.51 0.130 3.30 0.350 8.89 inches mm SM4124 0.410 0.015 10.41 0.38 0.430 0.032 10.92 0.81 0.180 0.015 4.57 0.38 0.240 0.015 6.10 0.38 0.122 0.015 3.10 0.38 0.090 0.015 2.29 0.38 0.181 4.60 0.157 3.99 0.583 14.81 inches mm SM4527 0.01 - 0.06 0.455 0.015 11.56 0.38 0.475 0.032 12.07 0.81 0.150 0.015 3.81 0.38 0.270 0.015 6.86 0.38 0.122 0.015 3.10 0.38 0.105 0.015 2.67 0.38 0.169 4.29 0.157 3.99 0.587 14.91 inches mm SM4527 0.1 - 2K 0.455 0.015 11.56 0.38 0.475 0.032 12.07 0.81 0.180 0.015 4.57 0.38 0.270 0.015 6.86 0.38 0.122 0.015 3.10 0.38 0.105 0.015 2.67 0.38 0.169 4.29 0.157 3.99 0.587 14.91 inches mm SMH4527 0.455 0.015 11.56 0.38 0.475 0.032 12.07 0.81 0.150 0.015 3.81 0.38 0.270 0.015 6.86 0.38 0.122 0.015 3.10 0.38 0.105 0.015 2.67 0.38 0.169 4.29 0.157 3.99 0.587 14.91 inches mm SM6227 0.625 0.015 15.88 0.38 0.645 0.032 16.38 0.81 0.250 0.015 6.35 0.38 0.275 0.015 6.99 0.38 0.122 0.015 3.10 0.38 0.130 0.015 3.30 0.38 0.236 5.99 0.157 3.99 0.850 21.59 inches mm SM8035 0.800 0.015 20.32 0.38 0.825 0.032 20.96 0.81 0.362 0.015 9.19 0.38 0.350 0.015 8.89 0.38 0.122 0.015 3.10 0.38 0.122 0.015 3.10 0.38 0.340 8.64 0.157 3.99 0.950 24.13 inches mm Rev Date: 01/16/2013 This specification may be changed at any time without prior notice Please confirm technical specifications before you order and/or use. 1 www.seielect.com marketing@seielect.com SM/SMH Series Stackpole Electronics, Inc. Surface Mount Wirewound Resistor Resistive Product Solutions 100 Percent Rated Power (%) Power Derating Curve: -55C 70C 80 60 40 20 275C 0 -60 -40 0 80 40 120 160 200 240 280 320 Ambient Temperature (C) Performance Characteristics Test Moisture Resistance Thermal Shock Load Life @ 70C - 1,000 hrs. Resistance to Soldering Heat Terminal Strength Dielectric Withstanding Voltage Short Time Overload Results 1% 0.5% 1% 1 0.5% 0.001% / V 0.2% Operating Temperature Range: -55C to +275C How to Order 1 2 3 4 5 6 7 8 9 10 11 12 S M 4 1 2 4 F T 1 K 0 0 Tolerance Packaging Code Tol Code Description Size B 0.1% 2615 D 0.5% 4124 13" Reel T F 1% 4527, H4527 Plastic Tape J 5% 6227 Z Jumper 8035 Quantity 1,500 800 1,200 750 350 Product Series Standard SM High Power SMH NSM Non-inductive Size 2615 4124 4527 (H)4527 6227 8035 Power 1W 2W 2W 3W 3W 4W Legacy Part Number (before January 3, 2011): Resistance Value Four characters with the multiplier used as the decimal holder. "L" used as multiplier of 10-3 for any value under 0.1 ohm. 0.01 ohm = 10L0 10 Kohm = 10K0 Zero ohm jumper = 0R00 SEI Type Code Nominal Resistance Tolerance Packaging SM 2 1K 1% R Type Description Code Size Tolerance Types Qty Description Code SM SMH NSM Standard High Power Non-inductive 1 2 2A (H)3A 3 4 2615 4124 4527 4527 6227 8035 0.1% 0.5% 1% 5% SM 1 SM 2 SM 2A, 3A SM 3 SM4 1,500 800 1,200 750 350 13" reel plastic tape R Rev Date: 01/16/2013 This specification may be changed at any time without prior notice Please confirm technical specifications before you order and/or use. 2 www.seielect.com marketing@seielect.com