AHA80AFB-7K5

Through-hole resistors Power Wirewound Type Aluminum Housed Resistors Lug / Threaded Style [ AHA Series ] Straight Leadwire Style [ AHP Series ] FEATURES Power Rating 5W, 10W, 25W, 50W Resistance Tolerance ±1%, ±2%, ±5%, ±10% T.C.R. ±50ppm/°C, ±100ppm/°C, ±200ppm/°C DIMENSIONS Unit: mm H S C A øE P B A ø M1:AHA ø M2:AHP øM1 K AHP Series is straight leadwire L3 L2 L11:AHA L12:AHP STYLE DIMENSION Normal L1I L12 L2 L3 A B C ØE S H AHA500/AHP500 28.6±1.5 71.2±1.5 15.2±0.5 11.5±0.5 16.4±0.5 12.5±0.5 8.5±0.5 2.4±0.3 8.1±1.0 3.8±1.0 AHA10A/AHP10A 34.9±1.5 75.0±1.5 19.0±0.5 14.2±0.5 20.3±0.5 15.9±0.5 10.7±0.5 2.4±0.3 9.9±1.0 4.2±1.0 AHA25A/AHP25A 49.2±1.5 83.0±1.5 27.0±0.5 18.2±0.5 27.4±0.5 19.8±0.5 14.0±0.5 3.2±0.3 13.9±1.0 5.9±1.0 AHA50A/AHP50A 70.6±1.5 106±1.5 50.0±0.5 40.0±0.5 29.0±0.5 21.4±0.5 16.0±05 3.2±0.3 15.5±1.0 6.6±1.0 73 DERATING CURVE 275 °C Rated Load (%) Temperature (°C) 25 100 80 60 40 250W 300 80W-100W 250 200 5W-50W 150 100 20 0 -50 350 50 0 50 100 150 200 250 300 20 Ambient Temperature (°C) 40 60 80 100 Rated Load (%) ELECTRICAL CHARACTERISTICS STYLE Power Rating on std. heatsink at 25°C Power Rating without heatsink at 25°C AHA500 AHA10A AHA25A AHA50A AHP500 AHP10A AHP25A AHP50A 5W 10W 25W 50W 3W 8W 12.5W 20W Voltage Proof on Insulation 1,000V 1,000V Resistance Range 0.1Ω - 1KΩ Operating Temp. Range -55°C to +275°C Temperature Coefficient ±50ppm/°C, ±100ppm/°C, ±200ppm/°C 0.1Ω - 1.5KΩ 0.1Ω - 5.1KΩ 0.1Ω - 15KΩ Note: Special value is available on request. ENVIRONMENTAL CHARACTERISTICS PERFORMANCE TEST TEST METHOD APPRAISE Short Time Overload IEC 60115-1 4.13 5 times of rated power for 5 sec. ±1.0%+0.05Ω Voltage Proof on Insulation IEC 60115-1 4.7 In V-Block for 60 sec., test voltage as above table No Breakdown Temperature Coefficient IEC 60115-1 4.8 -55°C to +250°C By type Insulation Resistance IEC 60115-1 4.6 in V-block for 60 Sec. >100MΩ Solderability IEC 60115-1 4.17 245±5°C for 3±0.5 Sec. 95% Min. coverage Solvent Resistance of Marking IEC 60115-1 4.30 IPA for 5±0.5 Min. with ultrasonic No deterioration of coatings and markings Robustness of Terminations IEC 60115-1 4.16 Pull test (30 Sec. Min): 5W: 1kg, 10W: 2.3kg, 25 - 50W: 4.5kg ±0.2%+0.05Ω Damp Heat Steady State IEC 60115-1 4.24 40±2°C, 90-95% RH for 56 days, loaded with 0.1 times RCWV ±5.0%+0.05Ω Endurance at 70°C IEC 60115-1 4.25 70±2°C at RCWV (or Umax., Whichever less) for 1,000 Hr. (1.5Hr.on, 0.5Hr. Off) ±5.0%+0.05Ω Temperature Cycling IEC 60115-1 4.19 -55°C  Room Temp.  +155°C  Room Temp. (5 cycles) ±1.0%+0.05Ω Resistance to Soldering Heat IEC 60115-1 4.18 260±3°C for 10±1 Sec., immersed to a point 3±0.5mm from the body ±1.0%+0.05Ω Note: Rated Continuous Working Voltage (RCWV) =  Power Rating x Resistance Value or Max. working voltage listed above, whichever less. Revision: 2020