0402 CHIP INDUCTORS Chip Inductors for Critical ApplicationsST235RAA 56 nH 50 Inductance (nH) 120 110 100 90 80 70 60 50 40 30 20 40 10 0 30 -40 27 nH 20 0 20 40 60 80 100 120 140 19 nH 5.6 nH 1 nH 0 1 10 100 1000 10000 Frequency (MHz) A Typical Q vs Frequency E terminal 120 110 12 nH 5.6 nH 19 nH 27 nH 100 90 80 70 H D F I G J F I Suggested Land Pattern Terminal wraparound: approx 0.007/0,18 both ends A max B max C max D ref 0.047 0.025 0.026 0.010 0.020 0.009 0.022 0.026 0.014 0.018 1,19 0,64 0,66 0,25 E 0,51 F 0,23 G 0,56 H 0,66 I 0,36 J 0,46 Note: Dimensions are before optional solder application. For maximum overall dimensions including solder, add 0.0025 in / 0,064 mm to B and 0.006 in / 0,15 mm to A and C. 56 nH 60 50 C B overall 12 nH 1 nH Core material Ceramic 40 Ambient temperature -40C to +125C with Imax current, +125C to +140C with derated current 30 Storage temperature Component: -55C to +140C. Tape and reel packaging: -55C to +80C 20 10 0 -20 Ambient temperature (C) 10 Q Factor 25C Typical L vs Frequency 60 Current Derating Percent of rated Irms This 0402 size chip inductor series shares all of the characteristics of Coilcraft's other ceramic inductors: exceptionally high Q factors, especially at use frequencies; outstanding self-resonant frequency; tight inductance tolerance; and excellent batch-to-batch consistency. 1 10 100 1000 10000 Frequency (MHz) Resistance to soldering heat Max three 40 second reflows at +260C, parts cooled to room temperature between cycles Temperature Coefficient of Inductance (TCL) +25 to +155 ppm/C Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30C / 85% relative humidity) Packaging 2000 per 7 reel thick, 2 mm pocket spacing (R) Specifications subject to change without notice. Please check our website for latest information. 1102 Silver Lake Road Cary IL 60013 (c) Coilcraft, Inc. 2011 Phone 800-981-0363 Fax 847-639-1508 Paper tape: 8 mm wide, 0.68 mm Document ST198-1 Revised 10/18/11 E-mail cps@coilcraft.com Web www.coilcraft-cps.com 0402 CHIP INDUCTORS ST235RAA Series (0402) Part number1 ST235RAA1N0JLZ ST235RAA1N2JLZ ST235RAA1N8JLZ ST235RAA1N9JLZ ST235RAA2N0_LZ ST235RAA2N2_LZ ST235RAA2N4_LZ ST235RAA2N7_LZ ST235RAA3N3_LZ ST235RAA3N6_LZ ST235RAA3N9_LZ ST235RAA4N3_LZ ST235RAA4N7_LZ ST235RAA5N1_LZ ST235RAA5N6_LZ ST235RAA6N2_LZ ST235RAA6N8_LZ ST235RAA7N5_LZ ST235RAA8N2_LZ ST235RAA8N7_LZ ST235RAA9N0_LZ ST235RAA9N5_LZ ST235RAA10N_LZ ST235RAA11N_LZ ST235RAA12N_LZ ST235RAA13N_LZ ST235RAA15N_LZ ST235RAA16N_LZ ST235RAA18N_LZ ST235RAA19N_LZ ST235RAA20N_LZ ST235RAA22N_LZ ST235RAA23N_LZ ST235RAA24N_LZ ST235RAA27N_LZ ST235RAA30N_LZ ST235RAA33N_LZ ST235RAA36N_LZ ST235RAA39N_LZ ST235RAA40N_LZ ST235RAA43N_LZ ST235RAA47N_LZ ST235RAA51N_LZ ST235RAA56N_LZ ST235RAA68N_LZ ST235RAA82N_LZ ST235RAAR10_LZ ST235RAAR12_LZ Inductance2 Percent900 MHz1.7 GHz SRF min5 (nH) tolerance Q min3 L typ Q typ4 L typ Q typ4 (GHz) 1.0 1.2 1.8 1.9 2.0 2.2 2.4 2.7 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 8.7 9.0 9.5 10.0 11.0 12.0 13.0 15.0 16.0 18.0 19.0 20.0 22.0 23.0 24.0 27.0 30.0 33.0 36.0 39.0 40.0 43.0 47.0 51.0 56.0 68.0 82.0 100 120 5 5 5 5 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 5,2 20 12 20 20 20 20 20 16 20 20 20 20 20 20 20 20 20 22 22 20 22 20 21 24 24 20 22 23 24 24 24 24 24 24 24 24 20 24 24 24 22 20 19 22 22 25 25 22 1.02 1.17 1.78 1.72 1.93 2.19 2.24 2.58 3.10 3.56 3.89 4.19 4.55 5.15 5.16 6.16 6.56 7.91 8.50 8.78 9.07 9.42 9.8 10.7 11.9 13.4 14.6 16.6 18.3 19.1 20.7 23.2 23.8 25.1 28.7 31.1 34.9 39.5 41.7 39.0 45.8 50.0 56.6 62.8 78.2 - - - 1. When ordering, specify tolerance, termination and testing codes: ST235RAAR10GLZ Tolerance: G = 2% J = 5% Termination: L = RoHS compliant silver-palladium-platinum-glass frit. Special order: T = RoHS tin-silver-copper (95.5/4/0.5) over silverpalladium-platinum-glass frit S = non-RoHS tin-lead (63/37) over silver-palladiumplatinum-glass frit. R = Tin over nickel over silver-platinum-glass frit. Q = RoHS tin-silver-copper (95.5/4/0.5) over tin over nickel over silver-platinum-glass frit. P = non-RoHS tin-lead (63/37) over tin over nickel over silver-platinum-glass frit. Testing: Z = COTS H = Screening per Coilcraft CP-SA-10001 (R) 1.02 1.17 1.78 1.74 1.93 2.23 2.27 2.60 3.12 3.62 4.00 4.30 4.68 5.25 5.28 6.37 6.93 8.22 8.85 9.21 9.53 9.98 10.10 11.20 12.70 14.63 15.50 18.86 20.28 21.10 23.66 26.75 26.90 29.50 33.50 38.50 41.74 48.40 50.23 47.40 61.55 - - - - - - - 69 38 75 82 75 100 68 61 87 71 75 71 68 82 81 76 78 88 84 73 78 69 67 78 71 57 77 47 62 67 53 53 64 50 63 39 32 53 45 33 34 - - - - - - - >5.00 >5.00 >5.00 >5.00 >5.00 >5.00 >5.00 >5.00 >5.00 >5.00 >5.00 >5.00 4.77 4.80 4.80 4.80 4.80 4.80 4.40 3.80 4.66 3.48 3.68 3.48 3.60 3.28 3.10 3.05 2.68 3.00 2.90 2.80 2.72 2.60 2.48 2.35 2.30 2.20 2.10 2.24 2.03 2.10 1.75 1.76 1.62 1.26 1.16 1.20 0.045 0.090 0.070 0.070 0.070 0.070 0.068 0.120 0.066 0.066 0.066 0.091 0.130 0.083 0.083 0.083 0.083 0.104 0.104 0.195 0.100 0.195 0.195 0.120 0.120 0.210 0.172 0.220 0.230 0.202 0.250 0.300 0.300 0.300 0.298 0.410 0.300 0.440 0.550 0.440 0.810 0.830 0.820 0.966 1.120 1.550 2.000 2.200 600 360 600 600 600 600 600 425 600 600 600 600 600 600 600 600 600 600 600 480 600 480 480 580 580 440 500 480 420 460 400 380 400 390 380 340 340 310 200 290 100 150 100 100 100 50 50 50 2. Inductance measured at 250 MHz using a Coilcraft SMD-F test fixture and Coilcraft-provided correlation pieces with an Agilent/HP 4286A impedance analyzer or equivalent. 3. Q measured at 250 MHz using an Agilent/HP 4291A with an Agilent/ HP 16197A test fixture or equivalents. 4. Q measured using an Agilent/HP 4291A with an Agilent/HP 16197A test fixture or equivalents. 5. SRF measured using an Agilent/HP 8753ES network analyzer and a Coilcraft CCF1192 test fixture. 6. DCR measured on a Keithley 580 micro-ohmmeter and a Coilcraft CCF1192 test fixture. 7. Electrical specifications at 25C. Refer to Doc 362 "Soldering Surface Mount Components" before soldering. Specifications subject to change without notice. Please check our website for latest information. 1102 Silver Lake Road Cary IL 60013 (c) Coilcraft, Inc. 2011 77 28 54 68 54 59 51 42 65 45 50 47 48 56 54 52 63 60 57 54 62 54 50 52 53 51 55 46 57 50 52 53 49 51 49 46 31 44 47 44 46 38 40 42 36 - - - DCR max6 Imax (Ohms) (mA) Phone 800-981-0363 Fax 847-639-1508 Document ST198-2 Revised 10/18/11 E-mail cps@coilcraft.com Web www.coilcraft-cps.com