High Frequency Surface Mount Attenuators PAT-S Series • RoHS compliant • Frequency operation up to 10GHz • Low parasitic capacitance and inductance • Thin film stability over time and temperature The PAT chip attenuator series is available in a wide range of power ratings from 32mW to 250mW. The surface mount package is ideal for applications where parasitic capacitance and inductance are concerns. Typical applications include wireless communication receivers and transmitters. Electrical Data Impedance PAT0510SLF PAT0816LF PAT1220LF PAT1632LF PAT3042SCLF PAT3042SDLF 50Ω 50Ω 50Ω 50Ω 50Ω 75Ω DC to 3GHz DC to 3GHz DC to 2GHz Frequency Range DC to 10 GHz Attenuation (dB) Attenuation Tolerance Power Rating 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 0 to 3dB ±0.3dB 4 to 7dB ±0.5dB 8 to 10dB ±1.0dB 32mW 64mW 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 16, 20 ±0.3dB 0 to 10dB: ±0.3dB 16dB: ±0.5dB 0 to 10dB: ±0.3dB 16, 20dB: ±0.5dB 100mW 125mW 250mW TCR VSWR Operating Temperature Range ±50ppm/°C 1.3 -55°C to +125°C 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. © IRC Advanced Film 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 PAT-S Series Issue February 2009 Sheet 1 of 3 High Frequency Surface Mount Attenuators Physical Data PAT0510SLF, PAT0816LF W2 t W 2 W3 1 1 2 3 4 W4 1 2 3 4 1 3 2 3 L W3 4 3 (Bottom) W4 (Side) (Top) PAT1220LF, PAT1632LF, PAT3042CLF W2 t W 3 1 1 3 W4 L 2 2 (Bottom) 3 W4 (Side) (Top) Dimensions (mm) Model L W L2 W3 t PAT1220LF 2.0 ± 0.2 1.25 ± 0.2 0.6 ± 0.2 0.35 ± 0.2 0.4 ± 0.1 PAT1632LF 3.2 ± 0.2 1.6 ± 0.2 1.0 ± 0.2 0.4 ± 0.2 0.4 ± 0.1 PAT3042SLF 4.2 ± 0.2 3.0 ± 0.2 0.5 ± 0.2 0.95 ± 0.2 0.8 ± 0.15 PAT0510SLF 1.0 ± 0.05 0.5 ± 0.05 0.27 ± 0.05 0.12 ± 0.04 0.3 ± 0.05 PAT0816LF 1.60 ± 0.1 0.8 ± 0.1 0.4 ± 0.15 0.2 ± .015 0.4 ± 0.1 © IRC Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com PAT-S Series Issue February 2009 Sheet 2 of 3 High Frequency Surface Mount Attenuators Environmental Data Tolerance Test Condition Attenuation ∆ Impedance 2.5 x rated voltage, 5 sec ±0.03dB ±0.5% 1000 Hours, 70°C ±0.05dB ±1.0% 1000 Hours, 60°C, 95% RH ±0.05dB ±1.0% 5 Cycles, 125°C High, -55°C Low ±0.03dB ±0.5% 260°C, 10 sec. ±0.03dB ±0.5% Fulcrum dist: 90mm, Bending width: 3mm Substrate: Glass epoxy t=1.6mm ±0.03dB ±0.5% Short Time Overload Load Life Moisture Resistance Temperature Cycle Resistance to Solder Heat Terminal Strength Solderability Insulation Resistance 235°C, 3 sec. >95% coverage 500V, 1 minute >1000MΩ Power Derating Curve Ordering Data Prefix % Of Rated Power 100 HFR - PAT1220LF - C - 3dB - T(5) Model PAT0510SLF; PAT0816LF; PAT1220LF; PAT1632LF PAT3042SLF Impedence 60 C = 50Ω; D = 75Ω Attenuation 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 16, 20dB 10 Package 25 70 125 T = Tape, B = Bulk, Taping Quantity Unit: 5 (5000), 1 (1000) Ambient Temperature (°C) © IRC Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com PAT-S Series Issue February 2009 Sheet 3 of 3