BWF Series Datasheet Insulated Flame Retardant Wirewound Resistors Axial and SMD Version Fiberglass core Fail Safe Bakelite Moulded case APPLICATIONS ORDERING CODE-Example New SAP Part Nr.: Automotive Charger BWF 110 K T - 73- 150R AA Alternative Energy Power Supply Serie * Power rating Tol. Pack-Code TCR Forming type R Value Special J = 5% T = Tape - Base on 73- Inner Taping AA = Standard Home Appliances Industrial K = 10% (ammo pack) spec. dimension ZB- Z version Historical VTM Part Nr.: BWF237 0 10 T 150R FEATURES Type Tol. Pack-Code R Value Z preforming Other preforming available 10% = K T = Tape (ammo pack) High insulation voltage RZF7 6720 K K - 13 150R 240 V fusing application available Type Size Tol. K = Blister tape reel TC Reel diam. R Value RoHs & REACH Compliant ELECTRICAL SPECIFICATIONS Type BWF110 BWF210 AXIAL BWF237-0 BWF236-0 Historical Part Number SMD RZF7 RZF6 * P 1,1 2,1 25 Nominal Power Rating W P 0,75 1,5 70 0R1 1K 0R1 1K Resistance Range (Other values upon request) E-Series (preferred) E24 (5%) E12 (10%) Tolerances % J = 5% K = 10% -6* -1 Temperature Coefficient 10 K Depends on the value, please check the table below Working Temperature Range C -55 +175 -1 Thermal Resistance KW 140 80 Insulation Resistance 4 M > 10 IEC60115-1 clause 4.6 Max. Working Voltage V RMS Dielectric Withstanding Voltage V 700 1000 RMS IEC115-1 clause 4.7 (1 min ) DIMENSIONS mm Type Historical P/N: L 0,2 D 0,2 d 0,02 BWF237 - 0 BWF110 9,9 3,6 0,8 BWF236 - 0 BWF210 14,3 5,7 1,0 * * Special lead diameter 0,8mm available 1 1 File Nr. 3235.18-450.103.03 Revision: 201703 BWF Series Datasheet PERFORMANCE DATE Type BWF110 BWF210 AXIAL BWF237-0 BWF236-0 Historical Part Number SMD RZF6 RZF7 Derating Linear C 70175 (0W) 55/175/56 Climatic Category Failure Rate -9 -1 10 h appr. 100 depends on value (Total, , max, 60 % cont. lev.) 0 Endurance % 5,0 10,0 IEC60115-1 clause 4.25 (P , 70 C , 1000 h ) 70 Damp Heat, Steady State % 2,0 IEC60115-1 clause 4.24 (40 C , 93 % r.h. , 56 d ) Climatic Sequence % 2,0 IEC60115-1 clause 4.23 Resistance to Soldering Heat % 0,2 IEC60115-1 clause 4.18 5 1 (260 C , 10 s ) Terminal Strength % 1,0 Terminal Tensile Strength N 40 Solderability Solder bath method (> 95% coverage) IEC60068-2-20 5 0,5 (245 C 3 s ) Color code Marking IEC60062 (5 th band (blue) for failsafe version) TEMPERATURE COEFFICIENT Temperature Coefficient ( ppm K-1 ) New P/Nr. Historical Type P/Nr: TC 1800 TC 1000 TC 800 TC 600 TC 400 TC 300 TC 150 BWF110 BWF237 0 0R1 0R11 0R18 0R2 0R68 0R75 1K 0R1 0R12 0R16 0R18 0R68 0R75 1K BWF210 BWF236 0 PULSE PERFORMANCE P P 70 1 ti 100 ms BWF210 BWF110 The curves are expressing the range, where no substantial effects are caused of recurrent pulses. A single pulse with a 3 5 times higher value will cause the destruction of the resistor 1 2 File Nr. 3235-450.103.03 Revision: 201703