High Frequency Surface Mount Attenuators IRC Advanced Film Division PAT Series • Frequency operation to 10 GHz • Industry standard 0805, 1206, 1612 chip sizes • Low parasitic capacitance and inductance • Thin film stability over time and temperature The PAT chip attenuator series are available in a wide range of power ratings from 100mW 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 PAT1220 PAT1632 PAT3042SC PAT3042SD 50W 50W 50W 75W DC to 10 GHz DC to 3GHz DC to 3GHz DC to 2GHz 1.3 1.3 1.2 1.3 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10dB 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 16dB 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 16, 20dB ±0.3dB 0 to 10dB: ±0.3dB 16dB: ±0.5dB 0 to 10dB: ±0.3dB 16, 20dB: ±0.5dB ±50ppm/°C ±50ppm/°C ±25ppm/°C 100mW 125mW 250mW Impedance Frequency Range VSWR Attenuation Attenuation Tolerance TCR Power Rating Operating Temperature Range -55°C to +125°C Environmental Data Tolerance Test Condition Short Time Overload Attenuation ∆ Impedance 2.5 x rated voltage, 5 sec ±0.02dB ±0.2% 1000 Hours, 70°C ±0.04dB ±0.5% 1000 Hours, 60°C, 95% ±0.04dB ±0.5% 5 Cycles, 125°C High, -55 Low ±0.02dB ±0.2% 260°C, 10 sec. ±0.02dB ±0.2% Fulcrum dist: 90mm, Bending width: 3mm Substrate: Glass epoxy t=1.6mm ±0.02dB ±0.2% Load Life Moisture Resistance Temperature Cycle Resistance to Solder Heat Terminal Strength Solderability Insulation Resistance 235°C, 3 sec. >95% coverage 500V, 1 minute >1000MW 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 • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Email: [email protected] • Website: www.irctt.com 37 A subsidiary of TT electronics plc PAT Series Issue October 2006 Sheet of 3 High Frequency Surface Mount Attenuators IRC Advanced Film Division Physical Data Dimensions (mm) L a t a 1 W1 a1 b1 L 2.00 ±0.10 W 1.25 ±0.10 t 0.40 ±0.10 a 0.50 ±0.20 b 0.60 ±0.20 W1 0.40 ±0.20 W2 0.40 ±0.20 W3 0.35 ±0.20 b1 0.70 ±0.10 b2 0.50 ±0.10 b3 0.70 ±0.10 a1 0.80 ±0.10 a2 2.30 ±0.10 a1 4 PAT1220 1 0 W b3 3 W2 5 2 b2 b b W3 K b3 a2 W3 1: Electrode (surface soldering and lead-free possible) 2: Covering resin 3: Alumina substrate 4: Thin film resistor 5: Mark (shows impedance, attenuations and date) Dimensions (mm) t L a1 a a b1 a1 W1 C01 4 W b2 2 5 b b b3 W3 a2 W3 3.20 ±0.20 W 1.60 ±0.20 t 0.40 ±0.10 a 1.00 ±0.25 b 1.00 ±0.20 W1 0.55 ±0.25 W2 0.40 ±0.25 W3 0.40 ±0.20 b1 1.00 ±0.20 b2 0.65 ±0.20 b3 0.80 ±0.10 a1 1.20 ±0.20 a2 3.40 ±0.20 3 W2 PAT1632 b3 L 1: Electrode (surface soldering and lead-free possible) 2: Covering resin 3: Alumina substrate 4: Thin film resistor 5: Mark (shows impedance, attenuations and date) L t a1 b1 C (50Ω) W1 b3 C07 Wa PAT3042S Dimensions (mm) a1 W 4 b2 2 b3 5 a W3 K Wb a W4 b Lb b 4.20 ±0.20 W 3.00 ±0.20 t 0.80 ±0.15 a 3 W2 a2 D (75Ω) L 0.80 ±0.20 b 0.50 ±0.20 0.30 ±0.20 Lb 3.10 ±0.20 3.50 ±0.20 Wa 1.05 ±0.20 1.55 ±0.20 C (50Ω) D (75Ω) Wb 0.95 ±0.20 1.55 ±0.20 b1 2.90 ±0.20 3.30 ±0.20 W1 0.95 ±0.20 0.55 ±0.20 b2 0.90 ±0.20 1.10 ±0.20 W2 0.80 ±0.20 0.60 ±0.20 b3 1.10 ±0.20 1.00 ±0.20 W3 0.95 ±0.20 0.55 ±0.20 a1 1.20 ±0.20 1.00 ±0.20 W4 0.90 ±0.20 0.60 ±0.20 a2 5.30 ±0.20 5.30 ±0.20 Wb 0.95 ±0.20 1.55 ±0.20 1: Electrode (surface soldering and lead-free possible) 2: Covering resin 3: Alumina substrate 4: Thin film resistor 5: Mark (shows impedance, attenuations and date) © IRC Advanced Film Division • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Email: [email protected] • Website: www.irctt.com 38 PAT Series Issue October 2006 Sheet of 3 High Frequency Surface Mount Attenuators % of Rated Power Power Derating Curve IRC Advanced Film Division Schematic Diagram Data 100 2 1 60 0 25° 70° Ambient Temperature Temperature in (°C) °C 3 125° 3 3 1 2 3 3 Ordering Data Prefix HFR - PAT1220 - C - 3dB - T(5) Model PAT1220; PAT1632; PAT3042SD (75Ω); PAT3042SC(50Ω) Attenuation 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 16, 20dB Impedence C = 50Ω; D = 75Ω Package T=Tape, B=Bulk, Taping Quantity Unit:5 (5000), 1 (1000) © IRC Advanced Film Division • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Email: [email protected] • Website: www.irctt.com 39 PAT Series Issue October 2006 Sheet of 3