CB/MCB Series Stackpole Electronics, Inc. Ceramic Housed with Axial Leads Power Resistor Resistive Product Solutions Features: Fireproof power resistor High thermal conductivity M in MCB stands for Metal Oxide element Standoffs may be available (CBF, MCBF). Contact factory for details. RoHS compliant / lead-free Electrical Specifications Ohmic Range () and Tolerance Power Rating Maximum Working Maximum Overload (*) Type/Code TCR (ppm/C) (Watts) 70C Voltage (V) Voltage (V) 5%, 10% 800 ppm/C 0.056 - 0.1 CB2 2W 250 500 0.12 - 0.2 500 ppm/C 200 ppm/C 0.22 - 100 800 ppm/C 0.1 CB3 3W 300 600 500 ppm/C 0.12 - 3 200 ppm/C 3.3 - 100 800 ppm/C 0.1 - 0.15 CB5 5W 350 700 0.18 - 0.68 500 ppm/C 200 ppm/C 0.75 - 470 800 ppm/C 0.39 - 0.51 CB7 7W 500 1000 0.56 - 0.82 500 ppm/C 200 ppm/C 0.91 - 470 800 ppm/C 0.51 - 1 CB10 10W 700 1400 500 ppm/C 1.1 - 2.7 200 ppm/C 3 - 680 800 ppm/C 0.56 - 1 CB15 15W 700 1400 1.3 - 3 500 ppm/C 200 ppm/C 3.6 - 820 110 - 51K MCB3 3W 300 600 200 ppm/C MCB5 5W 350 700 200 ppm/C 110 - 51K MCB7 7W 500 1000 200 ppm/C 510 - 51K MCB10 10W 700 1400 200 ppm/C 750 - 51K MCB15 15W 700 1400 200 ppm/C 910 - 51K (*) Lower TCR may be available for certain values. Contact factory. -55C 70C 100 Power Derating Curve: 80 60 40 MCB 20 155C CB 275C 0 -40 0 40 80 120 160 200 240 280 320 -80 Ambient Temperature (C) Rev Date: 07/23/2014 1 www.seielect.com This specification may be changed at any time without prior notice marketing seielect.com Please confirm technical specifications before you order and/or use. Percent Rated Power (%) CB/MCB Series Stackpole Electronics, Inc. Ceramic Housed with Axial Leads Power Resistor Resistive Product Solutions Performance Characteristics Test Test Results Moisture Resistance 5% Thermal Shock 2% Load Life 70C - 1,000 hrs. 5% Resistance to Soldering Heat 2% Short Time Overload - 5xPn for 5sec 2% Dielectric Withstanding Voltage 2% Operating Temperature Range: -55C to +155C for MCB, -55C to +275C for CB Mechanical Specifications E A B C D F Type / Code (CBF, MCBF Unit Body Length Height Width Lead Diameter Lead Length only) 0.709 0.047 0.252 0.047 0.252 0.047 0.031 0.004 0.299 0.039 1.000 min. inches CB2 18.00 1.20 6.40 1.20 6.40 1.20 0.80 0.10 7.60 1.00 25.40 min. mm 0.866 0.047 0.315 0.047 0.315 0.047 0.031 0.004 0.374 0.039 1.000 min. inches CB3, MCB3 22.00 1.20 8.00 1.20 8.00 1.20 0.80 0.10 9.50 1.00 25.40 min. mm 0.866 0.047 0.374 0.039 0.374 0.039 0.031 0.004 0.437 0.039 1.000 min. inches CB5, MCB5 22.00 1.20 9.50 1.00 9.50 1.00 0.80 0.10 11.10 1.00 25.40 min. mm 1.378 0.059 0.374 0.039 0.374 0.039 0.031 0.004 0.500 0.039 1.000 min. inches CB7, MCB7 35.00 1.50 9.50 1.00 9.50 1.00 0.80 0.10 12.70 1.00 25.40 min. mm 1.890 0.059 0.374 0.039 0.374 0.039 0.031 0.004 0.500 0.039 1.000 min. inches CB10, MCB10 48.00 1.50 9.50 1.00 9.50 1.00 0.80 0.10 12.70 1.00 25.40 min. mm 1.890 0.059 0.512 0.047 0.512 0.047 0.031 0.004 0.626 0.039 1.000 min. inches CB15, MCB15 48.00 1.50 13.00 1.20 13.00 1.20 0.80 0.10 15.90 1.00 25.40 min. mm How to Order 1 2 3 4 5 6 7 8 9 C B 2 J B 1 0 0 R Product Series Code Power Tolerance Packaging Resistance Value CB Standard 2 2W Code Tol Code Description Size Quantity Four characters with MCB Standard (Metal Oxide) 3 3W J 5% CB2, CB5, MCB5 1500 the multiplier used as CBF With standoff 5 5W K 10% CB3, CB7, CB10, the decimal holder. B Bulk MCBF With standoff (Metal Oxide) 7 7W CB15, MCB3, used as multiplier 1000 10 10W MCB7, MCB10, -3 of 10 for any value 15 15W MCB15 under 0.1 ohm 0.056 ohm = 56L0 0.1 ohm = R100 33 ohm = 33R0 3.32 Kohm = 3K32 Rev Date: 07/23/2014 2 www.seielect.com This specification may be changed at any time without prior notice marketing seielect.com Please confirm technical specifications before you order and/or use.