chip inductors for critical applications st235raa 0402 chip inductors this 0402 size chip inductor series shares all of the characteristics of coilcrafts other ceramic inductors: ex- ceptionally high q factors, especially at use frequencies; outstanding self-resonant frequency; tight inductance tolerance; and excellent batch-to-batch consistency. a b c d max max max ref e f g h i j 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 0,51 0,23 0,56 0,66 0,36 0,46 core material ceramic ambient temperature C40c to +125c with imax current, +125c to +140c with derated current storage temperature component: C55c to +140c. tape and reel packaging: C55c to +80c resistance to soldering heat max three 40 second refows at +260c, parts cooled to room temperature between cycles temperature coeffcient of inductance (tcl) +25 to +155 ppm/c moisture sensitivity level (msl) 1 (unlimited foor life at <30c / 85% relative humidity) packaging 2000 per 7 reel paper tape: 8 mm wide, 0.68 mm thick, 2 mm pocket spacing current derating typical q vs frequency typical l vs frequency 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 . a b ov erall c d j f f g h e ter minal te rm inal wraparound: appro x 0.007/0,18 both ends i i suggested land p attern -40 -20 02 04 06 08 0 100 140 120 ambient temperature (c) 120 110 100 90 80 70 60 50 40 30 20 10 0 pe r cent of rated rms i 25c 27 nh 19 nh 12 nh 5.6 nh 1 nh 0 5 10 15 20 25 30 11 0 100 1000 10000 frequency (mhz) inductance (nh) 0 60 50 40 30 20 10 70 80 90 100 110 120 q f actor 11 0 100 1000 10000 frequency (mhz) 12 nh 19 nh 5.6 nh 27 nh 1 nh document st198-1 revised 10/25/12 ? ? coilcraft, inc. 2012 1102 silv er lak e road car y, il 60013 phone 800-981-0363 fa x 847-639-1508 email c ps@coilcraft.com www . coilcraft-cps . com this pr oduct may not be used in medical or hig h risk applications without prior coilcraft appr oval. specifications subject to change without notice. please check our web site for latest infor mation.
st235raa series (0402) document st198-2 revised 10/25/12 0402 chip inductors 1. when ordering, specify tolerance, termination and testing codes: st235raar10glz tolerance: f = 1% 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 silver-palla - dium-platinum-glass frit s = non-rohs tin-lead (63/37) over silver-palladium- platinum-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 inductance 2 percent 900 mhz 1.7 ghz srf min 5 dcr max 6 imax part number 1 (nh) tolerance q min 3 l typ q typ 4 l typ q typ 4 (ghz) (ohms) (ma) st235raa1n0jlz 1.0 5 20 1.02 77 1.02 69 >5.00 0.045 600 st235raa1n8jlz 1.8 5 20 1.78 54 1.78 75 >5.00 0.070 600 st235raa1n9jlz 1.9 5 20 1.72 68 1.74 82 >5.00 0.070 600 st235raa2n0_lz 2.0 5,2 20 1.93 54 1.93 75 >5.00 0.070 600 st235raa2n2_lz 2.2 5,2 20 2.19 59 2.23 100 >5.00 0.070 600 st235raa2n4_lz 2.4 5,2 20 2.24 51 2.27 68 >5.00 0.068 600 st235raa3n3_lz 3.3 5,2,1 20 3.10 65 3.12 87 >5.00 0.066 600 st235raa3n6_lz 3.6 5,2,1 20 3.56 45 3.62 71 >5.00 0.066 600 st235raa3n9_lz 3.9 5,2,1 20 3.89 50 4.00 75 >5.00 0.066 600 st235raa4n3_lz 4.3 5,2,1 20 4.19 47 4.30 71 >5.00 0.091 600 st235raa4n7_lz 4.7 5,2,1 20 4.55 48 4.68 68 4.77 0.130 600 st235raa5n1_lz 5.1 5,2,1 20 5.15 56 5.25 82 4.80 0.083 600 st235raa5n6_lz 5.6 5,2,1 20 5.16 54 5.28 81 4.80 0.083 600 st235raa6n2_lz 6.2 5,2,1 20 6.16 52 6.37 76 4.80 0.083 600 st235raa6n8_lz 6.8 5,2,1 20 6.56 63 6.93 78 4.80 0.083 600 st235raa7n5_lz 7.5 5,2,1 22 7.91 60 8.22 88 4.80 0.104 600 st235raa8n2_lz 8.2 5,2,1 22 8.50 57 8.85 84 4.40 0.104 600 st235raa8n7_lz 8.7 5,2,1 20 8.78 54 9.21 73 3.80 0.195 480 st235raa9n0_lz 9.0 5,2,1 22 9.07 62 9.53 78 4.66 0.100 680 st235raa9n5_lz 9.5 5,2,1 20 9.42 54 9.98 69 3.48 0.195 480 st235raa10n_lz 10.0 5,2,1 21 9.8 50 10.10 67 3.68 0.195 480 st235raa11n_lz 11.0 5,2,1 24 10.7 52 11.20 78 3.48 0.120 580 st235raa12n_lz 12.0 5,2,1 24 11.9 53 12.70 71 3.60 0.120 580 st235raa13n_lz 13.0 5,2,1 20 13.4 51 14.63 57 3.28 0.210 440 st235raa15n_lz 15.0 5,2,1 22 14.6 55 15.50 77 3.10 0.172 500 st235raa16n_lz 16.0 5,2,1 23 16.6 46 18.86 47 3.05 0.220 480 st235raa18n_lz 18.0 5,2,1 24 18.3 57 20.28 62 2.68 0.230 420 st235raa19n_lz 19.0 5,2,1 24 19.1 50 21.10 67 3.00 0.202 460 st235raa20n_lz 20.0 5,2,1 24 20.7 52 23.66 53 2.90 0.250 400 st235raa22n_lz 22.0 5,2,1 24 23.2 53 26.75 53 2.80 0.300 380 st235raa23n_lz 23.0 5,2,1 24 23.8 49 26.90 64 2.72 0.300 400 st235raa24n_lz 24.0 5,2,1 24 25.1 51 29.50 50 2.60 0.300 390 st235raa27n_lz 27.0 5,2,1 24 28.7 49 33.50 63 2.48 0.298 380 st235raa30n_lz 30.0 5,2,1 24 31.1 46 38.50 39 2.35 0.410 340 st235raa33n_lz 33.0 5,2,1 20 34.9 31 41.74 32 2.30 0.300 340 st235raa36n_lz 36.0 5,2,1 24 39.5 44 48.40 53 2.20 0.440 310 st235raa40n_lz 40.0 5,2,1 24 39.0 44 47.40 33 2.24 0.440 290 2. inductance measured at 250 mhz using a coilcraft smd-f test fxture 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 fxture or equivalents. 4. q measured using an agilent/hp 4291a with an agilent/hp 16197a test fxture or equivalents. 5. srf measured using an agilent/hp 8753es network analyzer and a coilcraft ccf1192 test fxture. 6. dcr measured on a keithley 580 micro-ohmmeter and a coilcraft ccf1192 test fxture. 7. electrical specifcations at 25c. refer to doc 362 soldering surface mount components before soldering. ? ? coilcraft, inc. 2012 1102 silv er lak e road car y, il 60013 phone 800-981-0363 fa x 847-639-1508 email c ps@coilcraft.com www . coilcraft-cps . com this pr oduct may not be used in medical or hig h risk applications without prior coilcraft appr oval. specifications subject to change without notice. please check our web site for latest infor mation.
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