Metal Glaze™ Cylindrical Official Size Power Resistor CHP1X Series Metal Glaze™ thick film element fired at 1000°C to solid ceramic substrate High Purity ceramic core for optimal thermal distribution • 0.1 ohm to 10K ohm • Outstanding surge capacity • 1W in a 1/2W package (2010 footprint) High temperature dielectric coating • 150°C maximum operating temperature 60/40 Solder over nickel barrier Electrical Data Size Code¹ Industry Footprint IRC Type Maximum Power Rating Working Voltage² Maximum Voltage D 2010 CHP 1X 1W @ 70°C 300 600 ² Not to exceed √P x R Resistance Range (ohms)³ Tolerance (±%)³ TCR (±%)³ Product Category 0.1 to 0.99 1.0 to 10K 1, 2, 5 100 Low Range 1, 2, 5 50, 100 Standard ³ Consult factory for tighter TCR, tolerance, or resistance values Environmental Data Characteristics Temperature Coefficient Maximum Change As specified Test Method MIL-R-55342E Par 4.7.9 (-55°C + 125°C) Thermal Shock ±0.5% + 0.01 ohm MIL-R-55342E Par 4.7.3 (-65°C + 150°C, 5 cycles) Low Temperature Operation ±0.25% + 0.01 ohm MIL-R-55342E Par 4.7.4 (-65°C @ working voltage) Short Time Overload ±0.5% + 0.01 ohm ±1% for R>100K ohm MIL-R-55342E Par 4.7.5 2.5 x √ P x R for 5 seconds High Temperature Exposure ±0.5% + 0.01 ohm MIL-R-55342E Par 4.7.6 (+150°C for 100 hours) Resistance to Bonding Exposure ±0.25% + 0.01 ohm MIL-R-55342E Par 4.7.7 (Reflow soldered to board at 260°C for 10 seconds) Solderability 95% minimum coverage MIL-STD-202, Method 208 (245°C for 5 seconds) Moisture Resistance ±0.5% + 0.01 ohm MIL-R-55342E Par 4.7.8 (10 cycles, total 240 hours) Life Test ±0.3% + 0.01 ohm MIL-R-55342E Par 4.7.10 (2000 hours @ 70°C intermittent) Terminal Adhesion Strength ±1% + 0.01 ohm no mechanical damage 1200 gram push from underside of mounted chip for 60 seconds Resistance to Board Bending ±1% + 0.01 ohm no mechanical damage Chip mounted in center of 90mm long board, deflected 5mm so as to exert pull on chip contacts for 10 seconds General Note IRC reserves the right to make changes in product specification without notice or liability. All information is subject to IRC’s own data and is considered accurate at time of going to print. Wire and Film Technologies Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com A subsidiary of TT electronics plc CHP1X Series Issue September 2008 Sheet 1 of 2 Metal Glaze™ Cylindrical Official Size Power Resistor Repetitive Surge Curve Power Derating Curve 1,000.00 Peak Power (watts) 120 % of Rated Power 100 80 60 40 100.00 10.00 1.00 1.0E - 04 20 1.0E - 03 1.0E - 02 1.0E - 01 1.0E + 00 Surge or Pulse Duration (Seconds) 0 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Ambient Temperature (°C) Non/Low Repetitive Surge Curve Temperature Rise Chart 100,000 120 100 Temperature Rise (C) Peak Power (watts) 10,000 1,000 100 Resistor Hot Spot Solder Joint 60 40 20 0 0.00 0.25 0.50 0.75 1.00 1.25 Applied Power (Watts) 10 1 1.0E - 04 80 1.0E - 03 1.0E - 02 1.0E - 01 1.0E + 00 Surge or Pulse Duration (seconds) Ordering Data Sample Part No. CHP 1X - 100 - 2203 - F - 13 IRC Type (CHP 1X) Temperature Coefficient (50 ppm, 100 ppm) Resistance Value (100 ohms and greater - First 3 significant digits plus 4th digit multiplier) Example: 100 ohms = 1000, 1000 ohms = 1001, 150,000 ohms = 1503 (Less than 100 ohms - "R" is used to designate decimal) Example: 51 ohms = 51R0, 1 ohm = 1R00, 0.25 ohms = R250 Tolerance (C = 0.25%; D = 0.5%; F = 1.0%; G = 2.0%; J = 5.0%) Packaging Code* (BLK = Bulk, 7 = 7" Reel, 13 = 13" Reel) Wire and Film Technologies Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com CHP1X Series Issue September 2008 Sheet 2 of 2