MODEL BHPR SERIES BHPR Series * Non-Inductive. * Rated upto 600W depending on resistor configuration. * Small TO-227 package, very low thermal resistance. * Superior vibration durability, with M4 screw terminals. * RoHS Compliant. APPLICATIONS * High power snubber resistors in power supplies. * High frequency and pulse handling circuits. * Pulse generator load resistors. * High power crossover circuits in audio speaker systems. DIMENSIONS L K K L 9.2 8.0 +/-0.5 +/-0.5 SCHEMATICS BHPR 200, 300 & 600 Circuit X Circuit Y BHPR 150, 250 & 550 Circuit Z Circuit X Circuit Y General Note BI Technologies reserves the right to make changes in product specification without notice or liability (c) BI Technologies Limited * Glenrothes, Fife KY7 4NX, UK Telephone: +44 (0) 1592 662200 * Facsimile: +44 (0) 1592 662299 * Website: www.bitechnologies.com * Email: sales@bitechnologies.co.uk A subsidiary of TT electronics plc BHPR Series Issue May 08 MODEL BHPR SERIES SPECIFICATION Specification Items BHPR 150 BHPR 200 150 Watts 200 Watts Resistor Schematic Dual Single Resistance Range 0.1 - 1K 0.1 - 1K Any Any 100ppm/C 100ppm/C 1%, 5% 1%, 5% Power Rating Nominal Resistance TCR Tolerance Operation Temp. Range -55 to +155C Test Conditions With Heatsink, 0.9C / W. Within range and tolerance For -55 to +155C -55 to +155C Max Applied Voltage E = P*R Withstanding Voltage 2500 VDC 60 Seconds Load Life R (1.0% +0.05) 25C, 90 min On, 30 min Off, 1000 Hours Humidity R (1.0% +0.05) 70C, 90 ~ 95%RH, DC 0.1W, 1000 Hours Temperature Cycle R (1.0% +0.05) -55C 30 min, +120C 30 min, 20 cycles Short Term Overload R (0.25% +0.05) Rated Power * 2.5, 2.5 seconds, with Heatsink Soldering Heat R (0.25% +0.05) 350C 5C, 3 seconds Insulation Resistance Over 1000 Meg Vibration Specification Items Between Terminals and Flange. R (0.25% +0.05) BHPR 250 BHPR 300 250 Watts 300 Watts Resistor Schematic Dual Single Resistance Range 0.1 - 1K 0.1 - 1K Any Any 100ppm/C 100ppm/C 1%, 5% 1%, 5% -55 to +155C -55 to +155C Power Rating Nominal Resistance TCR Tolerance Operation Temp. Range Max Applied Voltage Test Conditions At Flange Temp -55 to +25C .Within range and tolerance For -55 to +155C E = P*R Withstanding Voltage 2500 VDC 60 Seconds Load Life R (1.0% +0.05) 25C, 90 min On, 30 min Off, 1000 Hours Humidity R (1.0% +0.05) 70C, 90 ~ 95%RH, DC 0.1W, 1000 Hours Temperature Cycle R (1.0% +0.05) -55C 30 min, +120C 30 min, 20 cycles Short Term Overload R (0.25% +0.05) Rated Power * 2.5, 2.5 seconds, with Heatsink Soldering Heat R (0.25% +0.05) 350C 5C, 3 seconds Insulation Resistance Vibration Over 1000 Meg Between Terminals and Flange. R (0.25% +0.05) (c) BI Technologies Limited * Glenrothes, Fife KY7 4NX, UK Telephone: +44 (0) 1592 662200 * Facsimile: +44 (0) 1592 662299 * Website: www.bitechnologies.com * Email: sales@bitechnologies.co.uk BHPR Series Issue May 08 MODEL BHPR SERIES SPECIFICATIONS (Cont.) Specification Items BHPR 550 BHPR 600 600 Watts 600 Watts Resistor Schematic Dual Single Resistance Range 50 - 1K 50 - 1K Any Any 100ppm/C 100ppm/C 1%, 5% 1%, 5% Power Rating Nominal Resistance TCR Tolerance Operation Temp. Range -55 to +155C Test Conditions At Flange Temp -55 to +25C Thin metal film resistor. Within range and tolerance. For -55 to +155C -55 to +155C Max Applied Voltage E = P*R Withstanding Voltage 2500 VDC 60 Seconds Load Life R (1.0% +0.05) 25C, 90 min On, 30 min Off, 1000 Hours Humidity R (1.0% +0.05) 70C, 90 ~ 95%RH, DC 0.1W, 1000 Hours Temperature Cycle R (1.0% +0.05) -55C 30 min, +120C 30 min, 20 cycles Short Term Overload R (0.25% +0.05) Rated Power * 2.5, 2.5 seconds, with Heatsink Soldering Heat R (0.25% +0.05) 350C 5C, 3 seconds Insulation Resistance Vibration Over 1000 Meg Between Terminals and Flange. R (0.25% +0.05) (c) BI Technologies Limited * Glenrothes, Fife KY7 4NX, UK Telephone: +44 (0) 1592 662200 * Facsimile: +44 (0) 1592 662299 * Website: www.bitechnologies.com * Email: sales@bitechnologies.co.uk BHPR Series Issue May 08 MODEL BHPR SERIES PERFORMANCE Derating Curve, BHPR 150, 200, 250 & 300 Temperature Rise, BHPR 200 on 0.2C / W Heatsink C % Power Rating 160 Resistor Temperature 140 100 120 80 +25C 60 +120C 100 +155C 80 40 Flange Temperature 60 20 40 0 -50 0 +50 +100 +150 +200 20 0 Flange Temperature (C) Derating Curve, BHPR 550 & 600 100 200 Applied Power (W) 300 Temperature Rise, BHPR 300 on 0.1C / W Heatsink C % Power Rating 160 140 +25C 100 120 80 Resistor Temperature 100 60 80 40 60 20 +155C 40 0 -50 0 +50 +100 Flange Temperature 20 +150 0 Flange Temperature (C) Pulse Operation Durability 100 200 Applied Power (W) 300 Temperature Rise, BHPR 600 Pulse Peak Power (Watts) C 1000K 160 140 100K Resistor Temperature 120 10K 100 0.01J 1K 0.1J 1.0J 10J 100J 80 BHPR 300 BHPR 250 / 1 resistor 100 60 40 Flange Temperature 20 10 1u 10u 100u 1m 10m 100m Pulse Width (seconds) 1s 0 200 400 600 800 Applied Power (W) (c) BI Technologies Limited * Glenrothes, Fife KY7 4NX, UK Telephone: +44 (0) 1592 662200 * Facsimile: +44 (0) 1592 662299 * Website: www.bitechnologies.com * Email: sales@bitechnologies.co.uk 1000 1200 BHPR Series Issue May 08 MODEL BHPR SERIES ORDERING INFORMATION BHPR 600 X S 500 J Model Tolerance F = 1% J = 5% Power Rating 150 = 150W 200 = 200W Resistance Code 250 = 250W 500 = 50 300 = 300W (First 2 digits significant, 550 = 550W last digit = number of trailing zeros) 600 = 600W S Schematic (Only use the S suffix if you require screws, X, Y or Z (c) BI Technologies Limited * Glenrothes, Fife KY7 4NX, UK Telephone: +44 (0) 1592 662200 * Facsimile: +44 (0) 1592 662299 * Website: www.bitechnologies.com * Email: sales@bitechnologies.co.uk otherwise leave blank) BHPR Series Issue May 08