POWER TYPE BGR BWR BSR Rectangular Type Wirewound Resistors With Glass Core Rectangular Type Wirewound Resistors With Ceramic Core Rectangular Type Metal Oxide Film Resistors Derating Curve 100 Percent rated power 1W10W 80 15W40W 60 40 20 0 -40 -20 0 20 40 25 60 70 80 100 120 140 160 180 200 220 240 260 280 155 275 Ambient temperature High Power Type Resistors Ratings Type Power Rating BWR1 BWR2 BWR3 BWR5 BWR7 BWR10 BWR15 BWR20 BGR2 BGR3 BGR5 BGR7 BGR10 BGR15 BGR20 BGR30 BGR40 BSR2 BSR3 BSR5 BSR7 BSR10 BSR15 BSR20 1W 2W 3W 5W 7W 10W 15W 20W 2W 3W 5W 7W 10W 15W 20W 30W 40W 2W 3W 5W 7W 10W 15W 20W Resistance Range Style & Wight1pc E24 F1% G2% J5% K10% N E X Y YS Z P H Q S HA 156 0.2275 0.175 1.3 1160 0.22200 0.1200 3.2 2.1 1300 0.22390 0.1390 6.0 3.7 1300 0.22390 0.1390 6.6 5.7 5.6 5.7 1360 0.22470 0.1470 10.0 7.7 1560 0.22750 0.1750 15.2 11.3 1680 0.221k 0.11k0 18.3 1680 0.221k 0.11k0 22.5 0.47330 3.2 2.1 0.39820 6.0 3.7 010820 0.399.1 6.6 5.7 6.5 7.2 6.8 6.5 5.6 5.7 0101.5k 0.399.1 10.0 8.3 9.0 8.5 8.3 7.7 0102.2k 0.399.1 15.2 11.5 12.0 11.7 12.0 11.3 10.8 11.3 14.5 0102.2k 0.519.1 18.0 18.5 18.5 16.5 16.8 18.5 22.5 0102.2k 0.519.1 23.0 24.0 22.0 22.2 22.5 28.0 0103.3k 02.29.1 56.0 59.6 73.5 0103.3k 02.29.1 69.6 83.5 22013k 3.2 2.1 22027k 6.0 3.7 22039k 6.6 5.7 6.5 7.2 6.8 6.5 5.7 22056k 10.0 8.3 9.0 8.5 8.3 7.7 22075k 15.2 11.5 12.0 11.7 12.0 10.8 11.3 14.5 47056k 18.0 18.5 16.5 18.5 22.5 47056k 23.0 24.0 22.0 22.5 28.0 Type Power Rating BR1 BR2 BR3 BR5 BR7 BR10 BR15 BR20 BR30 BR40 1W 2W 3W 5W 7W 10W 15W 20W 30W 40W V V Max.Working Max.Overload T.C.R.x10-6/K Voltage Voltage BSR BGRBWR BSR BGRBWR BWR BSR BGR 200 400 250 500 300 600 350 700 100 300 500 1000 250 EP R EP R10 700 1400 700 1400 750 1500 Rated Ambient Temperature HB 25.5 31.0 83.8 93.8 25.5 31.0 QA 22.8 28.2 QB 25.8 31.2 Operating Temp. Range 70 -40155 25 x Rated voltage Power RatingxResistance value or Max. working voltage, whichever is lower. Type Designation Example Old Type BWR 3 New Type BWR 3 C Product Code Power Rating See table above 1 Terminal Surface Material CSnCu TSn L Sn/Pb BGR BWR BSR WirewoundGlass core WirewoundCeramic core Metal oxide film N 10 N 100 J Nominal Resistance F4 digits G,J,K3 digits Resistance Tolerance F 1% G2% J 5% K10% 2 Style See table above J The terminal surface material lead free is standard. 1 Lead-Free plated terminal symbols. CSnCuN, E, S and P styles TSn X, Y, YS, Z, H and Q styles 2 S No indication on style means S style. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. www.koanet.co.jp Features RoHSRoHS Products with lead free termination meet RoHS requirements. RoHS regulation is not intended for Pb-glass contained in glass. Dimensions N Style Type BR2N BR3N BR5N BR7N BR10N BR5E E Style W D D H H W 2 4.51 2 4.5 1 P Dimensionsmm 2 D1 H1.5 P2 -1 7 20.5 8 25 5 25.5 13 9 38.5 16 12 35 7.5 9.5 9.5 23.5 5 W1 11 12 0.80.1 P 1MAX. 2NStick packagesmagazinefor automatic insertion are available for 2N type. X Style 5W10W Y Style 15W20W L 2 251 2 101 0.5 P P t 0.4 W W H L 151.5 H H 10.5 W 7.50.3 100.5 P Z Style 5W10W 15W20W 2 10 1 4.50.5 22 2 1 t 0.5 P 7.30.5 P W t 0.5 P 100.3 7.30.3 0.5 0.5 1.50.4 10.2 20.4 1.50.2 3.5 5.0 1.5 4.50.5 1.60.2 1.40.2 0.75 0.5 L H H H W 2 L 30 1 W 10.5 L 0.850.1 50.5 YS Style 0.75 70.5 1.60.2 1.40.2 0.7 1.40.1 1.0 30.2 2.70.2 4.50.5 1.60.1 4.50.5 0.5 50.3 0.850.1 Type BR5XBR5YBR5YS BR7XBR7YBR7YS BR10XBR10YBR10YS BR15X BR20X Dimensionsmm L1.5 WH1.0 P1.5 27 15 35 9.5 22.5 35 48 32.5 12.5 63.5 47.5 S Style 1.5Max. 1.5Max. H d L W Type BR1 BR2 BR3 BR5 BR7 BR10 BR15 BR20 1.10.1 Dimensionsmm L1.5 WH1.0 P 27 15 6 -2 09.5 35 22.5 6 -2 35 6 -2 48 32.5 4 -0 12.5 63.5 47.5 4 -0 Type BR5Z BR7Z BR10Z BR15Z BR20Z L 131.0 181.5 221.5 351.5 481.5 63.51.5 Dimensionsmm W H 5.51.0 5.51.0 6.31.0 6.31.0 8.01.0 8.01.0 9.51.0 9.51.0 12.51.2 12.51.5 12.51.2 12.51.5 Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 3 30 35 d0.1 0.6 0.8 www.koanet.co.jp High Power Type Resistors 0.850.1 POWER TYPE Dimensions Type BR5P BR10P BR15P BR30P P Style P 10.5 H1 Dimensionsmm W1.5 H1.5 H10.5 9.5 9.5 9.5 9.5 6.5 12.5 12.5 7 19 19 10 P 20 44 44 67 Parenthesized dimensions are for reference. Please refrain from using these parts as a board-insertion type. H 153 10.1 5P,10P0.8 L 231.5 481.5 481.5 752.5 W H1 Q Style H Style W1 P W1 R0.65 H H2 L2 L1 W 10.5 H 10.5 L1 3.2 t h1 H2 t H1 H1 H3 P L2 W L R0.65 L Type BR10H BR15H BR20H BR30H BR40H BGR15Q BGR20Q L L1 481.5 63.52 752.5 902.5 481.5 63.52 251 L2 4.5 7 W 9.51.0 12.51.2 W1 5 6 Dimensionsmm H H1 H2 2 2 9.51.0 62/0 16.52/0 -0 -1 12.51.2 401.2 10 19.01.5 7.5 19.01.5 251 12.51.2 4.75 12.51.2 7 2 7.52/0 -0 2 102/0 -0 2 122/0 -0 2 212/0 -1 2.5 302/0 -1.5 2 212/0 -1 H3 6.35 P 35 32.5 47.5 56 71 32.5 47.5 t 0.4 h1 2.0 2.5 0.5 3.0 0.5 Parenthesized dimensions are for reference. HBQB Style P3 P2 HAQA Style P3 P2 4.2 10W:4 t1 K W3 W2 W3 K W2 4.2 High Power Type Resistors t1 Type P2 BR10HA BR15HABR15QA BR15HBBR15QB 8.0 BR20HABR20QA BR20HBBR20QB BR30HA BR30HB 10 BR40HA BR40HB Dimensionsmm P31 W2 W30.3 K0.3 6 12 3.0 t1 0.6 2.8 0.8 8 18 3.0 3.0 Parenthesized dimensions are for reference. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. www.koanet.co.jp Temperature Rise (Ref.) N Style E Style X Style A 100 0 50 100 Load factor% 50 10w 7w 5w 200 100 10w 7w 5w 50 0 P Style 50 100 Load factor% H Style 20w 15w 10w 7w Measuring 200 Point 2w 100 50 Measuring 150 Point Temperature rise 5w 3w 150 20w 15w 10w 7w 5w 3w 2w 100 50 0 50 100 Load factor% 150 50 100 Load factor% Measuring Point 15w 100 10w 50 0 Temperature rise 200 Temperature rise 250 Temperature rise 20w 15w 10w 7w 5w 50 50 100 Load factor% S Style 0 150 Measuring Point Measuring Point 100 0 50 100 Load factor% 50 100 Load factor% Z Style Temperature rise Temperature rise Temperature rise 100 150 20w 15w 50 100 Load factor% 200 Measuring Point 10w 7w 5w 50 0 YS Style 200 Measuring Point 100 50 Y Style 0 A B 150 50 150 Temperature rise Temperature rise Temperature rise 3w 2w 0 150 200 10w 8w 7w 100 200 B 200 Measuring Point 150 Measuring Point 50 100 Load factor% Measuring 300 Point 200 40w 30w 20w 15w 10w 100 0 50 100 Load factor% Performance High Power Type Resistors Performance Requirements R Test Items Test Methods Limit Typical Resistance Within specified tolerance 25 T.C.R. Within specified T.C.R. 25 / -55 and 25 / 125 Resistance to soldering heat 1BWR, BSR 2BGR 0.8BWR 1.7BGR 0.9BSR 35010, 3.5s Moisture resistance 3BWR, BGR 5BSR 2.4BWR 2.55BGR 4.5BSR Power rating x 1/10, 40, 90%95%RH, 1000h 1.5 ON / 0.5 OFF 1.5h ON / 0.5h OFF cycle 70 Endurance at 70 3BWR 5BGR, BSR 2.4BWR 4.25BGR 4.5BSR , 70, 1000h, 1.5 ON / 0.5 OFF Rated voltage, 70, 1000h, 1.5h ON / 0.5h OFF cycle Precautions for Use In case of using them for an AC circuit, abnormal phenomena like oscillation etc. occasionally happen as they have an inductance or a parasitic capacitance because of their wiring structures. Use them by taking the dispersion of constants of other components into the consideration. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. www.koanet.co.jp