CB Series Stackpole Electronics, Inc. Ceramic Housed with Axial Leads Wirewound Resistor Features: * * * * * Resistive Product Solutions Fireproof power wirewound High thermal conductivity Non-inductive styles available Body standoffs available; add "F" after CB RoHS compliant / lead-free Electrical Specifications Type / Code Ohmic Range() and Tolerance Power Rating (Watts) @ 70C 0.5% 1% 5% 10% CB 2 2W 0.1 - 300 0.1 - 300 CB 3 3W 0.1 - 680 0.1 - 680 CB 5 5W 0.1 - 680 0.1 - 680 CB 7 7W 0.1 - 1.5K 0.1 - 1.5K CB 10 10W 0.1 - 2K 0.1 - 2K CB 15 15W 0.15 - 2K 0.15 - 2K CB 20 20W 0.2 - 2K 0.2 - 2K CB 22 22W 1 - 250 1 - 250 CB 25 25W 0.2 - 2K 0.2 - 2K CB 30 30W 1 - 250 1 - 250 WCB 2 2W 1 - 5K 0.1 - 5K 0.1 - 5K WCB 3 3W 1 - 10K 0.1 - 10K 0.1 - 10K WCB 5 5W 1 - 10K 0.1 - 10K 0.1 - 10K WCB 7 7W 1 - 15K 0.1 - 15K 0.1 - 15K WCB 10 10W 1 - 20K 0.1 - 20K 0.1 - 20K WCB 15 15W 1 - 20K 0.1 - 20K 0.1 - 20K MCB 3 3W 1 - 500K MCB 5 5W 1 - 500K MCB 7 7W 1 - 500K Resistance Temperature Coefficient Standard: CB series: 800ppm below 1 & 300ppm for 1 and above; WCB series: 50ppm from 0.1 to 10 & 20ppm above 10; MCB series: 200ppm 120 Percent Rated Power (%) Power Derating Curve: 100 80 60 40 20 25 75 125 175 225 275 325 Ambient Temperature (C) Rev Date: 01/25/2011 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 CB Series Ceramic Housed with Axial Leads Wirewound Resistor Stackpole Electronics, Inc. Resistive Product Solutions Mechanical Specifications Type / Code CB 2 CB 3 CB 5 CB 7 CB 10 CB 15 CB 20 CB 22 CB 25 CB 30 WCB 2 WCB 3 / MCB 3 WCB 5 / MCB 5 WCB 7 / MCB 7 WCB 10 WCB 15 A B C D E Units 0.709 0.039 18.0 1.0 0.866 0.039 22.0 1.0 0.866 0.039 22.0 1.0 1.378 0.039 35.0 1.0 1.89 0.039 48.0 1.0 1.89 0.039 48.0 1.0 2.362 0.039 60.0 1.0 2.5 0.039 63.5 1.0 2.362 0.039 60 1 2.5 0.039 63.5 1.0 0.7 0.039 17.8 1.0 0.875 0.039 22.2 1.0 0.875 0.039 22.2 1.0 1.4 0.039 35.6 1.0 1.875 0.039 47.6 1.0 1.875 0.039 47.6 1.0 0.276 0.039 7.0 1.0 0.312 0.039 8.0 1.0 0.394 0.039 10.0 1.0 0.394 0.039 10.0 1.0 0.394 0.039 10.0 1.0 0.492 0.039 12.5 1.0 0.571 0.039 14.5 1.0 0.5 0.039 12.7 1.0 0.571 0.039 14.5 1.0 0.625 0.039 15.9 1.0 0.245 0.039 6.2 1.0 0.312 0.039 7.9 1.0 0.375 0.039 9.5 1.0 0.375 0.039 9.5 1.0 0.375 0.039 9.5 1.0 0.5 0.039 12.7 1.0 0.276 0.039 7.0 1.0 0.312 0.039 8.0 1.0 0.394 0.039 10.0 1.0 0.394 0.039 10.0 1.0 0.394 0.039 10.0 1.0 0.492 0.039 12.5 1.0 0.531 0.039 13.5 1.0 0.5 0.039 12.7 1.0 0.531 0.039 13.5 1.0 0.625 0.039 15.9 1.0 0.255 0.039 6.5 1.0 0.312 0.039 7.9 1.0 0.375 0.039 9.5 1.0 0.375 0.039 9.5 1.0 0.375 0.039 9.5 1.0 0.5 0.039 12.7 1.0 0.025 0.002 0.65 0.05 0.032 0.002 0.81 0.05 0.032 0.002 0.81 0.05 0.032 0.002 0.81 0.05 0.032 0.002 0.81 0.05 0.032 0.002 0.81 0.05 0.032 0.002 0.81 0.05 0.036 0.002 0.91 0.05 0.032 0.002 0.81 0.05 0.036 0.002 0.91 0.05 0.032 0.002 0.81 0.05 0.032 0.002 0.81 0.05 0.032 0.002 0.81 0.05 0.036 0.002 0.91 0.05 0.036 0.002 0.91 0.05 0.036 0.002 0.91 0.05 0.3 0.039 7.6 1.0 0.375 0.039 9.5 1.0 0.437 0.039 11.1 1.0 0.5 0.039 12.7 1.0 0.5 0.039 12.7 1.0 0.625 0.039 15.9 1.0 0.625 0.039 15.9 1.0 0.625 0.039 15.9 1.0 0.625 0.039 15.9 1.0 inches mm inches mm inches mm inches mm inches mm inches mm inches mm inches mm inches mm inches mm inches mm inches mm inches mm inches mm inches mm inches mm 0.3 0.039 7.6 1.0 0.375 0.039 9.5 1.0 0.437 0.039 11.1 1.0 0.5 0.039 12.7 1.0 0.5 0.039 12.7 1.0 0.625 0.039 15.9 1.0 Performance Characteristics Test Moisture Resistance Thermal Shock Load Life @ 70C - 1,000 hrs. Resistance to Soldering Heat Short Time Overload - 5xPn for 5sec Dielectric Withstanding Voltage Operating Temperature Range: -55C to +275C Rev Date: 01/25/2011 This specification may be changed at any time without prior notice Please confirm technical specifications before you order and/or use. 2 Test Results 5% 2% 5% 2% 2% 2% www.seielect.com marketing@seielect.com CB Series Stackpole Electronics, Inc. Ceramic Housed with Axial Leads Wirewound Resistor Resistive Product Solutions How to Order SEI Type Code Nominal Resistance Tolerance Packaging CB 2 100 5% B Code CB WCB MCB CBF WCBF MCBF NCB NCBF Description Code 2 3 5 7 10 15 20 22 25 30 Standard With standoff Tolerance 0.5% 1% 5% 10% SEI Types CB 2, CB 3, CB 5, MCB 3, MCB 5 WCB 2, WCB 3, WCB 5 CB 7, CB 10, CB 15, WCB 7, WCB 10, WCB 15, MCB 7 CB 20, CB 22, CB 25, CB 30 Pkg Qty 750 500 250 Description Code bulk B 100 Non inductive Non inductive with standoff New part number format starting January 3rd, 2011: How to Order 1 2 3 4 5 6 7 8 9 C B 2 J B 1 0 0 R Product Series CB WCB MCB CBF WCBF MCBR NCB NCBF Standard With standoff Non-inductive Non-inductive with standoff Series Code 2 3 5 7 10 CB 15 20 22 25 30 2 3 5 WCB 7 10 15 3 MCB 5 7 Power 2W 3W 5W 7W 10W 15W 20W 22W 25W 30W 2W 3W 5W 7W 10W 15W 3W 5W 7W Rev Date: 01/25/2011 This specification may be changed at any time without prior notice Please confirm technical specifications before you order and/or use. Tolerance Tol Code 0.5% D 1% F 5% J 10% K 3 Code Description B bulk Packaging Size CB 2, 3, 5 MCB 3, 5 WCB 2, 3, 5 CB 7, 10, 15 WCB 7, 10, 15 MCB 7 CB 20, 22, 25, 30 Resistance Value Quantity 750 500 250 Four characters with the multiplier used as the decimal holder. 0.1 ohm = R100 33 ohm = 33R0 3.32 Kohm = 3K32 100 www.seielect.com marketing@seielect.com