BPR rectangular type metal plate resistors EU features Power type current detecting resistors Flame retardant resistors in ceramic case Automatic insertion for a 5mm pitch between terminals is applicable (26 type, 58 type) Low inductance Space saving Marking: Alpha/numeric marking Products with lead-free terminations meet EU RoHS requirements dimensions and construction Dimensions inches (mm) Single Straight Style Single Forming Style Size Ceramic Ceramic Code A B C d P Case Case Cement Cement .335.04 .512.04 .157.04 .024.04 .354.04 BPR26 Resistive Element Resistive Element (8.51.0) (13.01.0) (4.01.0) (0.61.0) (9.01.0) B B C C .335.04 .512.04 .157.04 .031.04 .354.04 BPR28 (8.51.0) (13.01.0) (4.01.0) (0.81.0) (9.01.0) .512.04 .551.04 .031.04 .354.04 BPR38 (13.01.0) (14.01.0) (0.81.0) (9.01.0) A A .709.04 .551.04 .031.04 .354.04 BPR58 (18.01.0) (14.01.0) (0.81.0) (9.01.0) d d 81mm 131mm .669.06 1.02.06 .197.04 .031.04 .787.04 51mm BPR108 P P (17.01.5) (26.01.5) (5.01.0) (0.81.0) (20.01.0) Lead Wire Lead Wire .669.06 1.02.06 .031.04 .394.04 BPR55 (17.01.5) (26.01.5) (0.81.0) (10.01.0) Twin Style .787.07 1.02.06 .031.04 .394.04 BPR77 Ceramic Cement (20.01.8) (26.01.5) (0.81.0) (10.01.0) Case Resistive Element B C Derating Curve 100 A 80 For resistors d 81mm 60 operated at an ambient 51mm P P temperature of 70C or 40 Lead Wire above, a power rating shall be derated in 20 accordance with the above derating curve. 0 -40 0 40 80 120 160 200 240 70 235 Ambient Temperature (C) ordering information BPR 5 8 C F R10 J 1 Power Lead Wire Termination Nominal Type Packaging Tolerance Rating Diameter Material Resistance 2: 2W 6: 0.6mm C: SnCu Blank: Straight lead 2 significant figures J: 5% (9.0mm pitch) +1 multiplier. R 3: 3W 8: 0.8mm K: 10% indicates decimal on F: Forming 5: 5W value <10. (9.0mm pitch) All values less than 10: 10W 8: 0.8mm FT: Radial taping 0.1 are expressed (BPR26FT, BPR58FT in m with L as Blank 55: 5W+5W only, 5.0mm pitch) decimal. 77: 7W+7W Ex: 20m - 20L For further information on packaging, please refer to Appendix C. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 11/21/17 KOA Speer Electronics, Inc. 199 Bolivar Drive Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeer.com 191 % Rated Power leaded resistorsleaded resistors BPR rectangular type metal plate resistors applications and ratings Resistance Range T.C.R. Rated Operating Part Power (ppm/C) Ambient Temperature J: 5% K: 10% Designation Rating Max. Temperature Range (E12) (E12) BPR26 2W 0.01 BPR28 2W 0.01 - 0.68 0.1 - 0.68 BPR38 3W BPR58 5W 350* 0.01, 0.1 - 1.0 0.01 - 1.0 +70C -40C to +200C BPR108 10W 0.05, 0.1 - 1.0 BPR55 5W+5W 0.05, 0.1 0.03 - 0.47 0.22 - 0.47 BPR77 7W+7W * Application range: The straight style of 0.018 or over standard resistance 26, 28 38 58 108 55 77 Resistance K: 10% J: 5% K: 10% K: 10% J: 5% K: 10% K: 10% J: 5% K: 10% J: 5% J: 5% J: 5% 0.01 0.012 0.015 0.018 0.02* 0.022 0.027 0.03* 0.033 0.039 0.04* 0.047 0.05* 0.068 0.082 0.1 0.12 0.15 0.18 0.22 0.27 0.33 0.39 0.47 0.56 0.68 0.82 1.00 : Available Blank : Please consult : Not available * Non standard E-12 Decade Value environmental applications Performance Characteristics Requirement R% Parameter Limit Typical Test Method Within regulated Resistance 25C (Measurement position: 10mm under from the case) tolerance Within specified +25C/-55C and +25C/+125C T.C.R. T.C.R. (Application range: the straight style of 0.018 over) Overload (Short time) 2.0% 1.0% Rated power x 2.5 for 5 seconds (Application range: 0.05 & over) Resistance to Solder Heat 2.0% 1.0% 260C 5C, 10 seconds 1 second Moisture Resistance 5.0% 3.0% 40C 2C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle Endurance at 70C 5.0% 3.0% 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle High Temperature Exposure 3.0% 2.0% +125C, 100 hours No evidence of damage After immersing the sample in I.P.A for 60 seconds 10 seconds, Resistance to Solvent to protective coating the resistor surface should be rubbed with absorbent cotton 10 times and marking Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/12/19 192 KOA Speer Electronics, Inc. 199 Bolivar Drive Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeer.com