0603 CHIP INDUCTORS Chip Inductors for Critical Applications ST312RAG Higher Q and lower DCR than other 0603 inductors Highest SRF values - as high as 16 GHz 43 inductance values from 1.8 to 150 nH Current Derating 120 110 Typical L vs Frequency 1000 150 nH Inductance (nH) 82 nH 100 51 nH 80 70 60 50 40 30 20 10 24 nH 0 -55 -40 10 nH 10 90 25C Percent of rated Irms 100 -20 0 20 40 B overall 1 10 100 1000 A Typical Q vs Frequency E terminal 160 10 nH A max 100 120 140 160 H D Pick and place surface B min - max I G J F I Suggested Land Pattern Terminal wraparound: approx 0.01/0,24 both ends C max D E F G H I J 0.069 0.034 - 0.043 0.034 0.015 0.029 0.013 0.038 0.040 0.027 0.028 inches 120 Q Factor 80 C F 10000 Frequency (MHz) 140 60 Ambient temperature (C) 1,75 100 24 nH 80 51 nH 82 nH 150 nH 60 40 20 0 10 100 1000 0,86 - 1,09 0,86 0,38 0,74 0,33 10000 Frequency (MHz) Core material Ceramic Terminations Silver-palladium-platinum-glass frit. Other terminations available at additional cost. Ambient temperature -40C to +125C with Irms current, +125C to +140C with derated current Storage temperature Component: -55C to +125C. 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 +125 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 mm thick, 4 mm pocket spacing Document ST537-1 Revised 07/16/12 (R) (c) Coilcraft, Inc. 2013 0,96 1,02 0,69 0,71 mm 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. 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 ST312RAG Series (0603) L test Q min3 900 MHz 1.7 GHz Inductance2 Percent freq at Part number1 (nH) tolerance (MHz) 250 MHz L typ Q typ3 L typ Q typ3 SRF min4 (GHz) DCR max5 (Ohms) Imax (mA) Color code ST312RAG1N8JLZ ST312RAG3N3_LZ ST312RAG3N6_LZ ST312RAG3N9_LZ ST312RAG4N3_LZ ST312RAG4N7_LZ ST312RAG5N1_LZ ST312RAG5N6_LZ ST312RAG6N0_LZ ST312RAG6N8_LZ ST312RAG7N2_LZ ST312RAG7N5_LZ ST312RAG8N2_LZ ST312RAG8N7_LZ ST312RAG9N1_LZ ST312RAG9N5_LZ ST312RAG10N_LZ ST312RAG11N_LZ ST312RAG12N_LZ ST312RAG15N_LZ ST312RAG16N_LZ ST312RAG18N_LZ ST312RAG22N_LZ ST312RAG23N_LZ ST312RAG24N_LZ ST312RAG27N_LZ ST312RAG30N_LZ ST312RAG33N_LZ ST312RAG36N_LZ ST312RAG39N_LZ ST312RAG43N_LZ ST312RAG47N_LZ ST312RAG51N_LZ ST312RAG56N_LZ ST312RAG68N_LZ ST312RAG72N_LZ ST312RAG75N_LZ ST312RAG82N_LZ ST312RAG91N_LZ ST312RAGR10_LZ ST312RAGR11_LZ ST312RAGR12_LZ ST312RAGR15_LZ >5.00 >5.00 >5.00 >5.00 >5.00 >5.00 >5.00 >5.00 4.80 4.64 4.32 4.24 4.72 4.40 4.08 3.92 3.44 3.28 3.28 2.88 2.80 2.64 2.52 2.40 2.36 2.24 2.24 2.16 2.00 1.96 1.96 1.84 1.84 1.76 1.60 1.52 1.52 1.44 1.32 1.36 1.28 1.24 1.08 0.035 0.030 0.033 0.045 0.080 0.100 0.042 0.042 0.053 0.050 0.080 0.100 0.054 0.054 0.054 0.053 0.054 0.075 0.110 0.085 0.095 0.075 0.140 0.195 0.085 0.150 0.130 0.170 0.225 0.190 0.170 0.270 0.280 0.30 0.33 0.42 0.52 0.46 0.58 0.54 0.58 0.72 0.82 800 800 800 800 710 720 800 800 800 800 800 800 800 800 800 800 800 800 750 800 790 800 600 560 800 620 720 560 480 540 630 440 440 420 400 380 340 350 310 340 310 280 260 Black Blue Red Brown Orange Violet Green Black White Red Green Brown Orange Yellow Black Blue Orange Gray Yellow Green White Blue Violet Orange Black Gray Brown White Red Black Orange Brown Blue Red Orange Yellow Violet Green White Blue Violet Gray White 1.8 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.0 6.8 7.2 7.5 8.2 8.7 9.1 9.5 10 11 12 15 16 18 22 23 24 27 30 33 36 39 43 47 51 56 68 72 75 82 91 100 110 120 150 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 5,2 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 200 200 200 200 150 150 150 150 150 150 150 150 17 35 32 33 28 22 38 43 40 34 36 32 37 33 38 40 38 36 32 36 32 34 30 36 43 34 40 38 36 38 36 39 37 36 37 36 36 36 36 36 35 36 36 1.77 3.28 3.59 3.88 4.29 4.65 5.08 5.6 5.92 6.83 7.25 7.55 8.21 8.73 9.18 9.56 10.16 11.06 12.26 15.41 16.37 18.56 22.7 24.0 24.9 28.4 31.5 34.9 38.5 41.5 45.7 50.6 54.6 60.3 75.5 80.8 84.6 94.0 103.0 114.0 126.2 142.4 188.8 1. When ordering, specify tolerance, termination and testing codes: ST312RAGR39GLZ Tolerance: G = 2% J = 5% Termination: L = RoHS compliant silver-palladium-platinum-glass frit. Special order: S = Tin-lead (63/37) over silver-palladium-platinumglass frit. T = Tin-silver-copper (95.5/4/0.5) over silver-palladiumplatinum-glass frit. Testing: Z = COTS H = Screening per Coilcraft CP-SA-10001 40 67 70 68 58 48 84 87 94 88 96 81 96 97 76 98 90 78 69 83 77 76 77 69 77 74 82 76 69 78 83 77 73 74 73 69 71 62 64 69 63 61 57 1.77 3.32 3.62 3.95 4.31 4.71 5.12 5.73 6.12 7.05 7.38 7.85 8.39 9.00 9.64 9.99 10.64 11.82 13.20 17.20 18.70 20.90 25.90 29.53 28.9 34.0 37.9 42.9 50.0 51.9 58.1 66.9 71.3 79.9 113.3 -- -- -- -- -- -- -- -- 65 104 116 108 91 75 140 145 154 143 139 112 148 149 109 149 142 108 91 124 116 100 88 80 91 84 82 80 64 74 76 72 62 56 49 -- -- -- -- -- -- -- -- 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 using an Agilent/HP 4291A with an Agilent/HP 16197A test fixture or equivalents. 4. SRF measured using an Agilent/HP 8753ES network analyzer or equivalent and a Coilcraft CCF1232 test fixture. 5. DCR measured on a Keithley 580 micro-ohmmeter or equivalent and a Coilcraft CCF1010 test fixture. 6. Electrical specifications at 25C. Refer to Doc 362 "Soldering Surface Mount Components" before soldering. Document ST537-2 Revised 07/16/12 (R) (c) Coilcraft, Inc. 2013 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.