3CJ10K

Axiohm Series Centohm Coated Axial Lead Wirewound Resistors 1.5 / 38.1 A B C Ohmite’s Axiohm resistors are Centohm coated for maximum reliability. These all-welded units are characterized by their low temperature coefficients and resistance to thermal shock, making them ideal for a wide range of electrical and electronic applications. D Watt Rating Form 1C 2C 3C 4C 5C 7C 10C Resistance Range Standard Dielectric Maximum (Ω) Resistance Withstanding Voltage A B ±1/32" Min. Max. Tolerance Voltage Rating ±1/16" 5/16±1/32 3/32 0.1 4K ±5% 500 100 3/8 7/32 0.1 10K ±5% 500 300 1/2 7/32 0.1 20K ±5% 500 450 11 7/32 0.1 30K ±5% 500 600 /16 15/16 7/32 0.1 40K ±5% 500 800 5/16 0.1 50K ±5% 500 875 1 5/16 0.1 90K ±5% 500 1600 19/16 SPECIFICATIONS Leads: Tinned Copperweld Derating Linearly from 100% @ +25°C to 0% @ +350°C. Electrical Tolerance: ±5% (Std) down to 0.1% available. Power rating: Based on 25°C free air rating (other wattages available). Material Coating: Flameproof proprietary Centohm Core: Ceramic Element: Copper-nickel alloy or nickel-chrome alloy depending on resistance value End Cap: Stainless steel ORDERING INFORMATION Non-Inductive Option (Add N) 5NCJ10K Wattage 14 Coating "C" for Standard Centohm Tolerance J = 5% (standard) H = 3% F = 1% D = .5% Q = .25% B = .1% Example: Std 3 watt, 10K ± 5% = 3CJ10K Resistance (Ω) use "K" for 1000 multiplier; use "R" for decimal point D C max clean B&S lead to (dia.) clean lead 13/32 #24 (.020”) 15/32 #20 (.032”) 19/32 #20 (.032”) 13/16 #20 (.032”) #20 (.032”) 11/16 #20 (.032”) 11/8 11 #20 (.032”) 1 /16 FEATURES • Welded construction • Inorganic and non-hygroscopic, Centohm coating seals and protects the resistance wire. • Centohm coating is flameproof and withstands temperatures in excess of 2000°F. • Exceeds MIL-R-26 moisture requirements • Centohm Resistors are designed to meet and exceed performance characteristics of vitreous enamel resistors. • Centohm is more cost effective than vitreous enamel. • ±5% resistance tolerance OPTIONS Overload: Under 5 watts: 5 times rated wattage for 5 seconds. 5 watts and over: 10 times rated wattage for 5 seconds. Temperature coefficient: 0 ± 30ppm /°C above 10Ω 0 ± 100ppm/°C 1 to 10Ω 0 ± 200ppm/°C below 1Ω Noninductive Resistors: These specially designed versions are wound using the Ayrton-Perry method. Controlled or Limited Inductance Resistors: Using special single windings, these versions limit the inductance to a specified value. Resistance Tolerances: Options include 5%, 1%, 0.5%, 0.25%, and 0.1% resistors. Lead Sizes: Alternate lead diameters available. Tape and Reel: Resistors taped for automatic insertion. Call the factory for size, quantity and ordering information ENVIRONMENTAL PERFORMANCE Test Maximum Temperature Coefficient ±30ppm/°C above 10Ω ±100ppm/°C 1 to 10Ω ±200ppm/°C below 1Ω Thermal Shock Short Time Overload Dielectric Low Temperature Storage High Temperature Exposure Moisture Resistance Shock Vibration Load Life Terminal Strength ± (2% + .05Ω)∆R ± (2% + .05Ω)∆R ± (0.1% + .05Ω)∆R ± (2% + .05Ω)∆R ± (2% + .05Ω)∆R ± (2% + .05Ω)∆R ± (2% + .05Ω)∆R ± (2% + .05Ω)∆R ± (3% + .05Ω)∆R ± (1% + .05Ω)∆R ∆R values are maximums based on MIL-R-26 testing requirements at 350°C. Ohmite Mfg. Co. 1600 Golf Rd., Suite 850, Rolling Meadows, IL 60008 • Tel. 1-866-9-OHMITE • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com