0603 CHIP INDUCTORS Chip Inductors for Critical Applications ST312RAA Small size, exceptional Q and high SRFs make these inductors ideal for high frequency applications where size is at a premium. They also have excellent DCR and current carrying characteristics. Current Derating 120 110 Typical L vs Frequency 200 175 120 nH Inductance (nH) 150 125 90 80 70 60 50 40 30 20 10 68 nH 100 0 -40 75 -20 0 20 40 60 80 100 120 140 Ambient temperature (C) 33 nH 50 25 0 25C Percent of rated Irms 100 B overall 12 nH 3.9 nH 10 100 1000 10000 Frequency (MHz) A H C F I G J F Typical Q vs Frequency E terminal 120 3.9 nH I D Terminal wraparound: approx 0.007/0,18 both ends Suggested Land Pattern 110 12 nH A max B max C max 90 0.071 0.044 0.040 0.015 0.030 0.013 0.034 0.040 0.025 0.025 80 1,80 1,12 1,02 Q Factor 100 70 50 68 nH 120 nH 40 30 20 10 0 1 100 10 1000 10000 Frequency (MHz) 0,76 F 0,33 G 0,86 H 1,02 I 0,64 J 0,64 Core material Ceramic Terminations Silver-palladium-platinum-glass frit. Other terminations available at additional cost. Ambient temperature -40C to +125C with Imax current, +125C to +140C with derated current Storage temperature Component: -55C to +140C. Tape and reel packaging: -55C to +80C 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 Paper tape: 8 mm wide, 1.0 mm thick, 4 mm pocket spacing Document ST195-1 Revised 06/12/13 (R) (c) Coilcraft, Inc. 2013 0,38 E 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. 33 nH 60 D ref 1102 Silver Lake Road Cary, IL 60013 Phone 800-981-0363 Fax 847-639-1508 Email cps@coilcraft.com www.coilcraft-cps.com This product may not be used in medical or high risk applications without prior Coilcraft approval. Specifications subject to change without notice. Please check our web site for latest information. 0603 CHIP INDUCTORS ST312RAA Series (0603) SRF DCR 900 MHz 1.7 GHzmin4max5 Inductance2 Percent Q Part number1 (nH) tolerance min3 L typ Q typ L typ Q typ (MHz) (Ohms) ST312RAA1N6JLZ ST312RAA1N8JLZ ST312RAA3N3_LZ ST312RAA3N6_LZ ST312RAA3N9_LZ ST312RAA4N3_LZ ST312RAA4N7_LZ ST312RAA5N1_LZ ST312RAA5N6_LZ ST312RAA6N8_LZ ST312RAA7N5_LZ ST312RAA8N2_LZ ST312RAA8N7_LZ ST312RAA9N5_LZ ST312RAA10N_LZ ST312RAA11N_LZ ST312RAA12N_LZ ST312RAA15N_LZ ST312RAA16N_LZ ST312RAA18N_LZ ST312RAA22N_LZ ST312RAA23N_LZ ST312RAA24N_LZ ST312RAA27N_LZ ST312RAA30N_LZ ST312RAA33N_LZ ST312RAA36N_LZ ST312RAA39N_LZ ST312RAA43N_LZ ST312RAA47N_LZ ST312RAA51N_LZ ST312RAA56N_LZ ST312RAA68N_LZ ST312RAA72N_LZ ST312RAA82N_LZ ST312RAAR10_LZ ST312RAAR11_LZ ST312RAAR12_LZ ST312RAAR15_LZ ST312RAAR18_LZ 1.6 @ 250 MHz 1.8 @ 250 MHz 3.3 @ 250 MHz 3.6 @ 250 MHz 3.9 @ 250 MHz 4.3 @ 250 MHz 4.7 @ 250 MHz 5.1 @ 250 MHz 5.6 @ 250 MHz 6.8 @ 250 MHz 7.5 @ 250 MHz 8.2 @ 250 MHz 8.7 @ 250 MHz 9.5 @ 250 MHz 10 @ 250 MHz 11 @ 250 MHz 12 @ 250 MHz 15 @ 250 MHz 16 @ 250 MHz 18 @ 250 MHz 22 @ 250 MHz 23 @ 250 MHz 24 @ 250 MHz 27 @ 250 MHz 30 @ 250 MHz 33 @ 250 MHz 36 @ 250 MHz 39 @ 250 MHz 43 @ 250 MHz 47 @ 200 MHz 51 @ 200 MHz 56 @ 200 MHz 68 @ 200 MHz 72 @ 150 MHz 82 @ 150 MHz 100 @ 150 MHz 110 @ 150 MHz 120 @ 150 MHz 150 @ 150 MHz 180 @ 100 MHz 5 5 5,2 5,2 5,2 5,2 5,2 5,2 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 5,2,1 26 21 35 18 20 29 18 20 25 28 23 26 27 22 28 26 29 28 29 29 31 39 36 32 32 33 32 36 28 35 38 37 35 35 29 28 30 28 28 25 1.67 1.83 3.31 3.72 3.95 4.32 4.72 4.93 5.77 6.75 7.70 8.25 8.86 9.70 10.0 11.0 12.3 15.4 16.2 18.7 22.8 24.1 24.5 29.2 31.4 36.0 39.4 42.7 47.0 52.2 55.5 62.5 80.5 82.0 96.2 124 138 166 250 305 1. When ordering, specify tolerance, termination and testing codes: ST312RAAR39JLZ Tolerance: F = 1% G = 2% J = 5% Termination: L = RoHS compliant silver-palladium-platinum glass frit. Special order: S = Tin-lead (63/37) over silver-platinum-glass frit. T = Tin-silver-copper (95.5/4/0.5) over silver-platinumglass frit. R = Tin over nickel over silver-platinum-glass frit. P = Tin-lead (63/37) over tin over nickel over silverplatinum-glass frit. Q = Tin-silver-copper (95.5/4/0.5) over tin over nickel over silver-platinum-glass frit. Testing: Z = COTS H = Group A screening per Coilcraft CP-SA-10001 49 35 75 53 49 50 47 47 63 60 60 82 62 59 66 53 72 64 55 70 73 71 45 74 47 67 47 60 44 62 69 56 54 53 54 49 43 39 25 22 1.65 1.86 3.38 3.71 3.96 4.33 4.75 4.95 6.05 7.10 7.82 8.37 9.32 9.92 10.6 11.5 13.5 16.8 17.3 21.4 26.1 28.0 28.7 34.6 39.9 49.5 52.7 60.2 64.9 77.2 82.2 97.0 168 135 177 -- -- -- -- -- 63 50 88 65 67 70 57 56 80 81 65 87 58 61 83 56 83 89 52 69 71 67 39 65 28 42 24 40 21 35 34 26 21 20 21 -- -- -- -- -- 0.022 0.045 0.045 0.063 0.080 0.063 0.116 0.140 0.075 0.110 0.106 0.115 0.109 0.135 0.130 0.130 0.130 0.170 0.170 0.170 0.190 0.190 0.190 0.220 0.220 0.220 0.250 0.250 0.280 0.280 0.270 0.310 0.340 0.490 0.540 0.580 0.610 0.650 0.915 1.25 Color code 700 700 700 700 700 700 605 510 700 700 700 700 700 700 700 700 620 600 600 600 560 560 560 530 500 500 460 460 440 440 420 420 410 340 340 310 310 270 250 210 Red Black Blue Red Brown Orange Violet Green Black Red Brown Orange Yellow Blue Orange Gray Yellow Green White Blue Violet Orange Black Gray Brown White Red Black Orange Brown Blue Red Orange Yellow Green Blue Violet Gray White Black 2. Inductance measured at 250 MHz using a Coilcraft SMD-A test fixture and Coilcraft-provided correlation pieces with an Agilent/HP 4286A impedance analyzer or equivalent. 3. Q measured at the same frequency as inductance using an Agilent/ HP 4291A with an Agilent/HP 16197A test fixture or equivalents. 4. SRF measured using an Agilent/HP 8753ES network analyzer and a Coilcraft CCF1232 test fixture. 5. DCR measured on a Keithley 580 micro-ohmmeter and a Coilcraft CCF1010 test fixture. 6. Electrical specifications at 25C. Refer to Doc 362 "Soldering Surface Mount Components" before soldering. Document ST195-2 Revised 06/12/13 (R) (c) Coilcraft, Inc. 2013 >5000 >5000 >5000 >5000 >5000 >5000 >5000 >5000 4760 4660 4320 3880 3680 4100 3860 3640 3220 3020 3040 2680 2380 2380 2380 2380 2240 1900 1960 1740 1580 1560 1560 1480 1380 1360 1300 1140 1080 1020 900 820 Imax (mA) 1102 Silver Lake Road Cary, IL 60013 Phone 800-981-0363 Fax 847-639-1508 Email cps@coilcraft.com www.coilcraft-cps.com This product may not be used in medical or high risk applications without prior Coilcraft approval. Specifications subject to change without notice. Please check our web site for latest information.