SCW-SC3-33R0-J IRCTT | Alldatasheet
Document overview
- Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 3
Technical content
TT electronics plcAdvanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com SC3 Series Issue October 2008 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. High Power Dissipation SMT Chip Resistor
- Tolerances to ±1%
- 3 watt rating at 70°C
- Resistance range from 1 to 100KΩ
- Standard Sn/Pb and matte tin (Pb-free) terminations available SC3 Series Electrical Data Power Derating Chart Resistance Range 1Ω to 100KΩ Resistance Tolerance ±1%, ±2%, ±5% Temperature Coefficient ±100 ppm/°C Power Dissipation 3.0 Watts* @70°C Maximum Voltage Rating (not to exceed P X R ) 100 Volts Operating Temperature Range -55°C to +150°C Termination Leach-resistant nickel barrier under solder-plated wrap- around *Note: With 1” square copper area as heat spreader. Physical Data 25° 70° 150° 100 % Of Rated Po wer Temperature in °C 0.090” ±.005” 0.032” ±.005” Plating wrap-around 0.030” ±.005” thickness BOTTOM (Board Side) 0.250” ± .005” 0.125” ±.005” TOP 0.020”±.005” 0.30” 7.6mm 0.04” (1mm) 0.08” (2.0mm) RECOMMENDED SOLDER PAD LAYOUT SCHEMATIC 33R0
SC3 Series Issue October 2008 Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com Temperature Rise vs Pad Area Pulse Power Rating High Power Dissipation SMT Chip Resistor 100mm 1000mm 100 1000 Temper ature Rise (°C) 200mm Termination Pad Area (each end) 1 watt 2 watts 3 watts Time (sec) 100 0.1 1.0 10.0 Po wer (w atts)
SC3 Series Issue October 2008 Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com Ordering Data Prefix SCW - SC3LF - 33R0 - F Model SC3 = 3 watt chip with standard Sn/Pb termination SC3LF = 3 watt chip with matte tin (Pb-free) termination Resistance Code Standard 4-digit resistance code Example: 33R0 = 33Ω; 10K0 = 10,000Ω Resistance Tolerance Code Packaging Available in both bulk and tape & reel. Environmental Data For additional information or to discuss your specific requirements, please contact our Applications Team using the contact details below. Environmental Test Test Method Specification Thermal Shock MIL-STD-202 Method 107 Condition B, -65°C + 125°C ∆R ±0.5% + 0.01Ω Short-time Overload 2x rated power for 5 seconds ∆R ±0.5% + 0.01Ω High Temperature Exposure 100 Hours, 150°C ∆R ±0.5% + 0.01Ω Moisture Resistance MIL-STD-202 Method 106 ∆R ±0.5% + 0.01Ω Load Life Rated Power @ 70°C for 1000 hours; 1.5 hours ‘on’, 0.5 hours ‘off’ ∆R ±1.0% + 0.01Ω Low Temperature Operation 1 hour @ -65°C followed by Rated power for 45 minutes ∆R ±0.5% + 0.01Ω Resistance To Solder Heat MIL-STD-202 Method 210 260°C, 5 seconds ∆R ±0.25% + 0.01Ω Solderability MIL-STD-202 Method 208 245°C, 5 seconds 95% coverage High Power Dissipation SMT Chip Resistor