AIR CORE INDUCTORS 200°C Air Core Inductors AT350RAT AT394RAT ■ High Q over a wide range of frequencies ■ Special materials allow operation in ambient temperatures as low as –60°C and up to 200°C. ■ Passes NASA low outgassing specifications Terminations Tin-lead (63/37) over copper Ambient temperature –60°C to +150°C with Imax current, +150°C to +200°C with derated current Storage temperature Component: –60°C to +200°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) Enhanced crush-resistant packaging AT350RAT: 500 per 7″ reel Plastic tape: 8 mm wide, 0.3 mm thick, 4 mm pocket spacing, 1.5 mm pocket depth AT394RAT: 500 per 7″ reel Plastic tape: 12 mm wide, 0.3 mm thick, 4 mm pocket spacing, 1.6 mm pocket depth SRF DCR L2 Percent Q3 min4 max5 Part number1 Turns (nH) tol min (GHz) (mOhm) AT350RAT1N7KSZ 2 1.65 10 100 10.0 4.0 AT350RAT2N6JSZ 3 2.55 5 100 8.2 5.0 AT350RAT3N9_SZ 4 3.85 5,2 100 7.5 6.0 AT350RAT5N4_SZ 5 5.40 5,2 100 7.0 8.0 AT394RAT5N6_SZ 6 5.60 5,2 100 6.5 9.0 AT394RAT7N2_SZ 7 7.15 5,2 100 6.0 10 AT394RAT8N8_SZ 8 8.80 5,2 100 6.0 12 AT394RAT9N9_SZ 9 9.85 5,2 100 5.2 13 AT394RAT13N_SZ 10 12.55 5,2 100 4.6 14 Imax (A) 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1. When ordering, specify tolerance and testing codes: AT394RAT10GSZ Tolerance: G = 2% J = 5% Testing: Z = COTS H = Screening per Coilcraft CP-SA-10001 N = Screening per Coilcraft CP-SA-10003 2. Inductance measured at 800 MHz on an Agilent/HP 4286A or equivalent with a Coilcraft SMD-A test fixture and correlation. 3. Q measured at 800 MHz on an Agilent/HP 4291A or equivalent with a 16193A test fixture or equivalent. 4. SRF measured on an Agilent/HP 8753ES or equivalent with a Coilcraft CCF1268 test fixture. Parts with SRF >5 GHz are verified to >5 GHz in screening. 5. DCR measured on a Keithley 580 Micro-Ohmmeter or equivalent. 6. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering. Dimensions are in ® Specifications subject to change without notice. Please check our website for latest information. 1102 Silver Lake Road Cary IL 60013 © Coilcraft, Inc. 2011 inches mm Document AT163-1 Phone 800-981-0363 Fax 847-639-1508 Revised 09/08/11 E-mail [email protected] Web www.coilcraft-cps.com AIR CORE INDUCTORS AT350RAT/AT394RAT Air Core Inductors L vs Frequency – AT394RAT Series 14 14 12 12 10 10 8 6 5.40 nH 4 3.85 nH 2 2.55 nH 1.65 nH 0 100 7.15 nH 6 5.60 nH 4 100 1000 Frequency (MHz) 250 5.40 nH 150 100 7.15 nH 8.80 nH 5.60 nH 12.55 nH 9.85 nH 200 Q factor Q factor 8.80 nH Q vs Frequency – AT394RAT Series 2.55 nH 1.65 nH 3.85 nH 200 9.85 nH 8 0 Frequency (MHz) 250 12.55 nH 2 1000 Q vs Frequency – AT350RAT Series 150 100 50 50 0 Inductance (nH) Inductance (nH) L vs Frequency – AT350RAT Series 100 0 1000 100 Frequency (MHz) 1000 Frequency (MHz) Typical Current Derating 120 110 90 80 70 60 50 40 30 25°C Percent of rated Irms 100 20 10 0 -60 -40 -20 0 20 40 60 80 100 120 140 160 180 200 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. 2011 Document AT163-2 Phone 800-981-0363 Fax 847-639-1508 Revised 09/08/11 E-mail [email protected] Web www.coilcraft-cps.com