2929 AIR CORE INDUCTOR Air Core Inductor for Critical Applications • Excellent Q factors – up to 150 at 400 MHz! • Current handling of 3.5 Amps • Flat top and bottom for reliable pick and place and mechanical stability Terminations RoHS compliant tin-silver over copper Weight 1.16 g Ambient temperature –55°C to +125°C with Imax current, +125°C to +145°C with derated current Storage temperature Component: –55°C to +145°C. Packaging: –55°C to +80°C Resistance to soldering heat Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles Temperature Coefficient of Inductance (TCL) +5 to +70 ppm/°C Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C / 85% relative humidity) Packaging 150 per 7″reel Plastic tape: 24 mm wide, 0.33 mm thick, 12 mm pocket spacing, 7.49 mm pocket depth PCB washing Only pure water or alcohol recommended Test Inductance2 SRF min4 Imax5 Percent frequency DCR max 1 3 Part number (nH)tolerance Q min (MHz) (GHz)(mOhm) (A) ST573RAS501_LZ500 5,2 120 50 0.485 16.5 1. When ordering, specify tolerance, termination and testing codes: ST573RAS501JLZ Tolerance:G=2% J = 5% Termination:L =RoHS compliant tin-silver (96.5/3.5) over copper. Special order, added cost: T = RoHS tin-silver-copper (95.5/4/0.5) over copper or S = non-RoHS tin-lead (63/37) over copper. Testing:Z =COTS H =Screening per Coilcraft CP-SA-10001 2. Inductance measured at specified test frequency, 0.1 Vrms, 0 A using an Agilent/HP 4287A LCR meter with the Coilcraft CCF1197A test fixture. 3. Q measured at specified test frequency, using an Agilent/HP 4291A impedance analyzer. 4. SRF measured using an Agilent/HP 8753 network analyzer and Coilcraft CCF1200 test fixture. 5. Current that causes a 20°C temperature rise from 25°C ambient. 6. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering. 3.5 A max Strip length C min B D E F Suggested Recommended Land Land Pattern Pattern A 0.550 ±0.015 14,10 ±0,381 ® Specifications subject to change without notice. Please check our website for latest information. 1102 Silver Lake Road Cary IL 60013 © Coilcraft, Inc. 2012 B 0.295 ±0.010 7,49 ±0,254 C 0.285 ±0.010 7,24 ±0,254 D E F 0.520 0.325 0.09 13,21 8,26 2,29 inches mm Document ST720-1 Revised 02/21/12 Phone 800-981-0363 Fax 847-639-1508 E-mail [email protected] Web www.coilcraft-cps.com 2929 AIR CORE INDUCTOR ST573RAS Square Air Core Inductor L vs Frequency Q vs Frequency 250 1000 800 700 200 500 400 Q Factor Inductance (nH) 600 300 150 100 200 50 0 100 1 100 10 1000 1 10 100 1000 Frequency (MHz) Frequency (MHz) Current Derating 120 110 90 80 70 60 50 40 25°C Percent of rated Irms 100 30 20 10 0 -55 -40 -20 0 20 40 60 80 100 120 140 160 Ambient temperature (°C) ® Specifications subject to change without notice. Please check our website for latest information. 1102 Silver Lake Road Cary IL 60013 © Coilcraft, Inc. 2012 Document ST720-2 Revised 02/21/12 Phone 800-981-0363 Fax 847-639-1508 E-mail [email protected] Web www.coilcraft-cps.com