AS-1

Semi-Precision Power Wirewound Resistor AS Series • 1/4 watt to 10 watts • 0.1 ohm to 175K ohms • ±5%, ±3%, ±1%, ±.5% tolerance • Resistance wire TCR ±20 ppm/°C • RoHS-compliant version available Alloy resistance wirewound to specific parameters including TCR’s from All welded cap and lead AlphaDigital Marking Silicone conformal coating Heat conducting ceramic Electrical Data IRC Type Similar MIL-R-26 Style Power Rating 275°C Max. Hot Spot 125°C 0.5 0.5 RW70U 1 1 RW79U 2 3 2 3 RW74U/ 5 7 RW78U 10 25°C 1 1 2 2 3 4 3 5 7 9 14 Commercial Range (ohms) Min. 0.1 0.1 0.1 .05 0.1 0.1 0.1 0.1 0.1 0.1 0.1 Max. 1.0K 6.0K 7.5K 2K 20K 24K 18K 30K 60K 90K 175K Non-Inductive Range (ohms) Min. * * 0.1 * 0.5 0.5 0.2 0.5 0.8 1.0 3.0 Max. * * 3.8K * 10K 12K 7.5K 15K 30K 45K 50K Available Resistance (ohms) 0.5%, 1% 1-1K 1-6K 1-7.5K 1-2K 1-20K 1-24K 1-18K 1-30K 1-60K 1-90K 1-175K 3%, 5% 0.1-1K 0.1-6K 0.1-7.5K .05-2K 0.1-20K 0.1-24K 0.1-18K 0.1-30K 0.1-60K 0.1-90K 0.1-175K AS-1/4 AS-1/2 AS-1 AS-1C AS-2 AS-2B AS-2C AS-3 AS-5 AS-7 AS-10 RW81 Inductance of AS-1/2 is less than 1µH at 1MHz. To order non-inductive types, add the prefix "N". Example: NAS-1, NAS-2C, etc. *Typical inductance of AS-1C