Low Profile Power Resistor Type CJR Series Type CJR Series Characteristics Electrical The CJR range of power resistors are aluminium housed and wire wound, designed to withstand high adiabatic pulses in a compact package. These devices offer a Power Dissipation Free Air (W): Power Dissipation Mounted on Heatsink (W): Ohmic Value Min (Ohms): Max: Resistance Tolerance (%): Maximum Case Temperature (C): Stability at Rated Power - 1000hr's (%): Insulation Resistance @500V (G): Isolation Voltage - 1min AC rms (kV): Series Inductance @ 10kHz (mH): Capacitance terminal to case @ 10kHz (pF) Operating Temperature Range (C): Overload Ratings: high power dissipation capacity with the appropriate heat sink and superior environmental protection (IP64). The product is silicone free for specific use on assembly cells within the automotive assembly Terminations: Storage Temperature Range (C): IP Rating: Case Finish: Heat Dissipation: industry. Key Features Low Profile * Fits where other resistors cannot Dimensions L2 IP64 Environmental Protection * World-wide use in any industry High Pulse Capability * Fits today's dynamic breaking requirements Overload 20 Times Rated Power * A compact and cost effective solution L3 L3 o4.8 L1 Silicone-Free * Designed for automotive assembly lines Type L1 L2 CJR250 110 90 - CJR500 190 170 85 Braking CJR750 270 250 125 Capacitor Charging & Discharging CJR1000 350 330 165 Crowbar Filter Power Supplies Electrical Machinery Robotics Applications Literature No. 9-1773441-8 Issued: 11-05 15 60.0 High Power Dissipation * 1000W in a 15mm package 72.0 CJR250 CJR500 CJR750 CJR1000 100 150 200 250 250 500 750 1000 1 1 2 2 30 60 100 130 5%, 10% 5%, 10% 5%, 10% 5%, 10% 270 270 270 270 6.5% 6.5% 6.5% 6.5% >1.0 >1.0 >1.0 >1.0 2.5kV 2.5kV 2.5kV 2.5kV <2.5 <4.5 <5.0 <13.0 <200 <300 <400 <500 -40 to 75 -40 to 75 -40 to 75 -40 to 75 20 x Rated power for 1 second every minute 4 x Rated power for 5 seconds every minute PTFE / ETFE coated flying leads (to BS6360) -40 to 270 IP64 Natural Anodised Although the use of proprietary heat sinks with lower thermal resistance is acceptable, up rating is not recommended. The use of proprietary heat sink compound to improve thermal conductivity is essential. Dimensions are shown for reference purposes only. Dimensions are in millimetres unless otherwise specified. L3 Specifications subject to change. www.tycoelectronics.com passives.tycoelectronics.com Low Profile Power Resistor Type CJR Series Derating Curve 1100 CJR1000 1000 900 800 CJR750 Power (W) 700 600 CJR500 500 400 300 CJR250 200 100 0 0 50 100 150 200 250 300 Heatsink Temp. (degC) Pulse Energy Adiabatic Pulse Power (Duration <0.2sec) 12000 CJR1000 10000 8000 Energy (J) CJR750 6000 CJR500 4000 2000 CJR250 0 0 50 100 150 Resistance (Ohms) How to Order CJR 500 1RO J Common Part Power Rating Resistance Value Tolerance 250 CJR - Low Profile Power Resistor 500 J - 5% 1ohm (1) 1R0 750 K - 10% 1000 Literature No. 9-1773441-8 Issued: 11-05 Dimensions are shown for reference purposes only. Dimensions are in millimetres unless otherwise specified. Specifications subject to change. www.tycoelectronics.com passives.tycoelectronics.com