Iron Core
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Yanshan Precision Machinery co., Ltd uses high quality soft ferrite powder (R5K, R7K, R10KQ, R12, R15K) to produce high quality magnetic core with high magnetic permeability, anti-electromagnetic interference and low distortion. Yanshan Precision Machinery co., Ltd has strong technical development and innovation ability, is the exclusive domestic manufacturers of R5kB (N55), Pc40 and R15k material.
ApplicationIcon core made by Yanshan Precision Machinery co., Ltd can be widely used for various transformers, inductors, choke coil, suppressors and filters.
- Photovoltaic industry
- Green cars
- Various types of integrated circuits
- Transformers
Characteristic | Units | Material | ||||
R5K | R7K | R10K | R12K | R15K | ||
Operating frequency | MHz | < 0.1 | < 0.1 | < 0.1 | < 0.1 | < 0.1 |
Initial permeability (µ) | 5000 ±25% | 7000 ±25% | 10000 ±30% | 12000 ±30% | 15000 ±30% | |
Amplitude permeability | ||||||
Initial permeability/temperature coefficient (a) | 10 -6 /℃ | ﹣0.6-1.5(25-80) ℃ | 0-1.5 (20-60) ℃ | 0-1.5 (20-60) ℃ | 0-1.5 (20-60) ℃ | 0-1.5 (20-60) ℃ |
Relative loss factor | 10 -6 | < 4 | < 8 | < 8 | < 10 | < 10 |
Disaccommodation factor | x10 -6 | < 3.0 | < 3 | < 2 | < 2 | < 2 |
Saturation flux density | mT | 470 | 440 | 390 | 390 | 370 |
Remanence (Br) | mT | 150 | 90 | 100 | 95 | 90 |
Coercivity (Hc) | A/m | 8 | 10 | 8 | 7 | 6 |
Electrical resistivity (P) | Ω-m | 1 | 0.3 | 0.15 | 0.1 | 0.06 |
Curie temperature (Tc) | ℃ | 140 | 130 | 120 | 115 | 105 |
Density (d) | g/cm³ | 4.8 | 4.9 | 4.9 | 4.9 | 4.9 |
- The values in the table are typical examples, special requirements shall be clearly stated in the contract or an agreement.
- Test condition: T=25±3℃,f=10KHz
Type | Outer diameter A | Inner diameter B | Height C | Weight (g/set) |
mm | mm | mm | g | |
T6*3*2 | 6±0.30 | 3±0.30 | 2±0.25 | 0.21 |
T6*3*3 | 6±0.30 | 3±0.30 | 3±0.25 | 0.32 |
T8*4*2 | 8±0.30 | 4±0.30 | 2±0.25 | 0.32 |
T8*4*3 | 8±0.30 | 4±0.30 | 3±0.25 | 0.35 |
T8*4*4 | 8±0.30 | 4±0.20 | 4±0.20 | 0.76 |
T9*5*3 | 9±0.30 | 5±0.30 | 3±0.30 | 0.58 |
T9*5*4 | 9±0.30 | 5±0.30 | 4±0.30 | 0.85 |
T9*5*5 | 9±0.30 | 5±0.30 | 5±0.30 | 1.00 |
T9*5*5.5 | 9±0.30 | 5±0.30 | 5.5±0.30 | 1.12 |
T9*5*7 | 9±0.30 | 5±0.30 | 7±0.30 | 1.41 |
T10*5*5 | 10±0.30 | 10±0.30 | 5±0.30 | 1.41 |
T10*6*4 | 10±0.30 | 10±0.30 | 4±0.30 | 0.99 |
T10*6*5 | 10±0.30 | 10±0.30 | 5±0.30 | 1.20 |
T10*6*6 | 10±0.30 | 10±0.30 | 6±0.30 | 1.51 |
T12*6*4 | 12±0.40 | 6±0.30 | 4±0.30 | 1.60 |
T12.7*7.9*4.5 | 12.7±0.40 | 7.9±0.30 | 4.5±0.30 | 1.59 |
T12.7*7.9*4.7 | 12.7±0.40 | 7.9±0.30 | 4.7±0.30 | 1.68 |
T12.7*7.9*4.9 | 12.7±0.40 | 7.9±0.30 | 4.9±0.30 | 1.75 |
T12.7*7.9*5.2 | 12.7±0.40 | 7.9±0.30 | 5.2±0.30 | 1.88 |
T12.7*7.9*6.3 | 12.7±0.40 | 7.9±0.30 | 6.3±0.30 | 2.16 |
T12.7*7.9*7 | 12.7±0.40 | 7.9±0.30 | 7±0.30 | 2.51 |
T13*7*5 | 13±0.35 | 7±0.30 | 5±0.30 | 2.14 |
T14*8*3 | 14±0.40 | 8±0.30 | 3±0.30 | 1.47 |
T14*8*4 | 14±0.40 | 8±0.30 | 4±0.30 | 1.90 |
T14*8*7 | 14±0.40 | 8±0.30 | 7±0.30 | 3.50 |
T14*8*9 | 14±0.40 | 8±0.30 | 9±0.30 | 4.30 |
T14*9*5 | 14±0.40 | 9±0.30 | 5±0.30 | 2.10 |
T16*9*5 | 16±0.40 | 9±0.40 | 5±0.30 | 3.13 |
T16*9*8 | 16±0.40 | 9±0.40 | 8±0.30 | 4.94 |
T16*10*5 | 16±0.40 | 10±0.30 | 5±0.30 | 3.00 |
T16*10*7 | 16±0.40 | 10±0.30 | 7±0.30 | 4.10 |
T16*10*8 | 16±0.40 | 10±0.30 | 8±0.30 | 4.70 |
T16*12*8 | 16±0.40 | 12±0.30 | 8±0.30 | 3.35 |
T18*10*7 | 18±0.40 | 10±0.30 | 7±0.30 | 5.95 |
T18*10*8 | 18±0.40 | 10±0.30 | 8±0.30 | 6.53 |
T18*10*10 | 18±0.40 | 10±0.30 | 10±0.30 | 8.77 |
T18*10*12 | 18±0.50 | 10±0.40 | 12±0.30 | 10.30 |
T18*12*6 | 18±0.30 | 12±0.30 | 6±0.30 | 4.16 |
T18*12*8 | 18±0.30 | 12±0.30 | 8±0.30 | 5.55 |
T20*10*10 | 20±0.40 | 10±0.30 | 10±0.30 | 10.80 |
T20*10*12 | 20±0.40 | 10±0.40 | 12±0.30 | 13.70 |
T20*12*8 | 20±0.40 | 12±0.30 | 8±0.30 | 7.92 |
T20*12*10 | 20±0.40 | 12±0.30 | 10±0.30 | 9.90 |
T22*14*6.5 | 22±0.50 | 14±0.40 | 6.5±0.30 | 6.82 |
T22*14*8 | 22±0.50 | 14±0.40 | 8±0.30 | 8.72 |
T22*14*9 | 22±0.50 | 14±0.40 | 9±0.30 | 9.77 |
T22*14*10 | 22±0.50 | 14±0.40 | 10±0.30 | 10.84 |
T22*14*12.7 | 22±0.50 | 14±0.40 | 12.7±0.40 | 14.00 |
T25*15*5 | 25±0.50 | 15±0.40 | 5±0.30 | 7.70 |
T25*15*8 | 25±0.50 | 15±0.40 | 8±0.30 | 12.40 |
T25*15*9 | 25±0.50 | 15±0.40 | 9±0.30 | 14.10 |
T25*15*10 | 25±0.50 | 15±0.40 | 10±0.30 | 15.10 |
T25*15*12 | 25±0.50 | 15±0.40 | 12±0.40 | 18.80 |
T25*15*13 | 25±0.50 | 15±0.40 | 13±0.40 | 20.00 |
T25*15*15 | 25±0.50 | 15±0.40 | 15±0.40 | 23.30 |
T28*19*12 | 28±0.50 | 19±0.50 | 12±0.40 | 19.40 |
T28*19*15 | 28±0.50 | 19±0.50 | 15±0.40 | 24.25 |
T29*19*15 | 29±0.60 | 19±0.60 | 15±0.40 | 28.10 |
T31*19*6 | 31±0.50 | 19±0.50 | 6±0.30 | 13.22 |
T31*19*6.5 | 31±0.50 | 19±0.50 | 6.5±0.30 | 14.32 |
T31*19*7 | 31±0.50 | 19±0.50 | 7±0.30 | 15.41 |
T31*19*8 | 31±0.50 | 19±0.50 | 8±0.30 | 18.12 |
T31*19*9 | 31±0.50 | 19±0.50 | 9±0.30 | 19.84 |
T31*19*10 | 31±0.50 | 19±0.50 | 10±0.30 | 22.49 |
T31*19*12 | 31±0.50 | 19±0.50 | 12±0.40 | 26.99 |
T31*19*13 | 31±0.50 | 19±0.50 | 13±0.40 | 29.04 |
T31*19*15 | 31±0.50 | 19±0.50 | 15±0.30 | 33.50 |
T31*20*13 | 31±0.60 | 20±0.50 | 13±0.40 | 27.58 |
T31*20*15 | 31±0.60 | 20±0.50 | 15±0.30 | 35.85 |
T36*23*10 | 36±0.60 | 23±0.50 | 10±0.40 | 27.58 |
T36*23*13 | 36±0.60 | 23±0.50 | 13±0.40 | 35.85 |
T36*23*15 | 36±0.60 | 23±0.50 | 15±0.40 | 41.37 |
T38*19*13 | 38±0.70 | 19±0.70 | 13±0.50 | 51.10 |
T38*19*16 | 38±0.70 | 19±0.70 | 16±0.50 | 65.00 |
T38*22*16 | 38±0.70 | 22±0.70 | 16±0.50 | 58.00 |
T38*25*13 | 38±0.70 | 25±0.70 | 13±0.50 | 52.00 |
T42*26*18 | 42±0.70 | 26±0.70 | 18±0.50 | 73.50 |
T42*26*25 | 42±0.70 | 26±0.70 | 25±0.50 | 102.50 |
T50*30*20 | 50±0.80 | 30±0.80 | 20±0.50 | 122.50 |
T50*25*20 | 50±0.80 | 25±0.80 | 20±0.50 | 143.00 |
T56*32*18 | 56±0.80 | 32±0.80 | 18±0.50 | 151.00 |
T56*32*20 | 56±0.80 | 32±0.80 | 20±0.50 | 162.00 |
T63*38*12.5 | 63±0.80 | 38±0.80 | 12.5±0.40 | 124.00 |
T63*38*20 | 63±0.80 | 38±0.80 | 20.5±0.50 | 198.00 |
T63*38*25 | 63±0.80 | 38±0.80 | 25±0.50 | 248.00 |
Type | AL-Value (nH/N2) ±25% | AL-Value (nH/N2) ±30% | |||
R5K | R7K | R10K | R12K | R15K | |
T6*3*2 | 1450 | 2200 | 2900 | 3500 | 4400 |
T6*3*2 | 2200 | 2800 | 4000 | 4800 | 6000 |
T8*4*2 | 1330 | 1870 | 2670 | 3200 | 3750 |
T8*4*3 | 1987 | 2775 | 3975 | 4800 | 6000 |
T8*4*4 | 2650 | 3700 | 5300 | 6400 | 8000 |
T9*5*3 | 1760 | 2470 | 3520 | 4220 | 5280 |
T9*5*4 | 2350 | 3290 | 4700 | 5640 | 7050 |
T9*5*5 | 2940 | 4110 | 5870 | 7050 | 8810 |
T9*5*5.5 | 3230 | 4520 | 6465 | 7750 | 9690 |
T9*5*7 | 4110 | 5760 | 8230 | 9875 | 12345 |
T10*5*5 | 3300 | 4650 | 6650 | 8000 | 10000 |
T10*6*4 | 2040 | 2850 | 4080 | 4890 | 6120 |
T10*6*5 | 2550 | 3570 | 5100 | 6120 | 7650 |
T10*6*6 | 3060 | 4290 | 6130 | 7350 | 9195 |
T12*6*4 | 2700 | 3800 | 5400 | 6480 | 8100 |
T12.7*7.9*4.5 | 2120 | 2980 | 4270 | 5120 | 6450 |
T12.7*7.9*4.7 | 2220 | 3110 | 4460 | 5350 | 6690 |
T12.7*7.9*4.9 | 2310 | 3240 | 4630 | 5555 | 6945 |
T12.7*7.9*5.2 | 2455 | 3440 | 4910 | 5890 | 7365 |
T12.7*7.9*6.3 | 2990 | 4190 | 5950 | 7140 | 8925 |
T12.7*7.9*7 | 3300 | 4627 | 6610 | 7930 | 9910 |
T13*7*5 | 3400 | 4330 | 6190 | 7428 | 9285 |
T14*8*3 | 1670 | 2350 | 3350 | 4020 | 5025 |
T14*8*4 | 2240 | 3130 | 4480 | 5370 | 6720 |
T14*8*7 | 3920 | 5480 | 7810 | 9400 | 11760 |
T14*8*9 | 5040 | 7040 | 10080 | 12090 | 15120 |
T14*9*5 | 2210 | 3090 | 4420 | 5300 | 6630 |
T16*9*5 | 2600 | 3650 | 5210 | 6250 | 7800 |
T16*9*8 | 4080 | 5710 | 8160 | 9792 | 12240 |
T16*10*5 | 2350 | 3290 | 4700 | 5520 | 6910 |
T16*10*7 | 3286 | 4600 | 6572 | 7887 | 9850 |
T16*10*8 | 3755 | 5258 | 7512 | 9014 | 11267 |
T16*12*8 | 2300 | 3220 | 4600 | 5520 | 6900 |
T18*10*7 | 4110 | 5760 | 8230 | 9870 | 12340 |
T18*10*8 | 4700 | 6580 | 9400 | 11280 | 14100 |
T18*10*10 | 5880 | 8230 | 11750 | 14100 | 17620 |
T18*10*12 | 7800 | 9600 | 11000 | 12000 | 15000 |
T18*12*6 | 2430 | 3400 | 4860 | 5830 | 7290 |
T18*12*8 | 3240 | 4530 | 6480 | 7770 | 9720 |
T20*10*10 | 6750 | 9400 | 13500 | 16000 | 19000 |
T20*10*12 | 8000 | 11200 | 16000 | 19000 | 23750 |
T20*12*8 | 4000 | 5720 | 8170 | 9790 | 12240 |
T20*12*10 | 5000 | 7150 | 10200 | 12240 | 15300 |
T22*14*6.5 | 2910 | 4110 | 5870 | 7040 | 8800 |
T22*14*8 | 3620 | 5060 | 7230 | 8670 | 10840 |
T22*14*9 | 4070 | 5690 | 8130 | 9760 | 12200 |
T22*14*10 | 4520 | 6330 | 9040 | 10840 | 13560 |
T22*14*12.7 | 5740 | 8040 | 11480 | 13770 | 17220 |
T25*15*5 | 2550 | 3570 | 5110 | 6130 | 7660 |
T25*15*8 | 4090 | 5720 | 8200 | 9840 | 12300 |
T25*15*9 | 4600 | 6440 | 9200 | 11040 | 13800 |
T25*15*10 | 5110 | 7150 | 10220 | 12260 | 15330 |
T25*15*12 | 6130 | 8580 | 12260 | 14710 | 18390 |
T25*15*13 | 6640 | 9300 | 13260 | 15936 | 19900 |
T25*15*15 | 7660 | 10730 | 15330 | 18390 | 22990 |
T28*19*12 | 4590 | 6430 | 9180 | 11010 | 13770 |
T28*19*15 | 5740 | 8040 | 11490 | 13780 | 17230 |
T29*19*15 | 6340 | 8880 | 12650 | 15230 | 18990 |
T31*19*6 | 2940 | 4110 | 5880 | 7050 | 8820 |
T31*19*6.5 | 3180 | 4450 | 6350 | 7620 | 9520 |
T31*19*7 | 3420 | 4790 | 6850 | 8220 | 10280 |
T31*19*8 | 3920 | 5480 | 7830 | 9390 | 11740 |
T31*19*9 | 4400 | 6170 | 8810 | 10570 | 13210 |
T31*19*10 | 4880 | 6840 | 9780 | 11700 | 14670 |
T31*19*12 | 5870 | 8220 | 11740 | 12420 | 15520 |
T31*19*13 | 6360 | 8910 | 12730 | 14080 | 17510 |
T31*19*15 | 7200 | 10080 | 14400 | 17280 | 21600 |
T31*20*13 | 5690 | 7967 | 11381 | 13658 | 17072 |
T31*20*15 | 6566 | 9192 | 13132 | 15759 | 10705 |
T36*23*10 | 4470 | 6260 | 8590 | 10740 | 13400 |
T36*23*13 | 5800 | 8140 | 11600 | 13900 | 17450 |
T36*23*15 | 6430 | 9000 | 12860 | 14500 | 19200 |
T38*19*13 | 9010 | 12620 | 18030 | 21630 | 27000 |
T38*19*16 | 10550 | 14770 | 21100 | 25320 | 31650 |
T38*22*16 | 8747 | 12246 | 17495 | 20994 | 26240 |
T38*25*13 | 5437 | 7611 | 10874 | 13048 | 16311 |
T42*26*18 | 8030 | 12100 | 17300 | 20700 | 25870 |
T42*26*25 | 11975 | 16765 | 23951 | 28741 | 35926 |
T50*30*20 | 10200 | 14300 | 20400 | 24500 | 30600 |
T50*25*20 | 13870 | 19400 | 27700 | 33300 | 41600 |
T56*32*18 | 9800 | 13750 | 19600 | 23500 | 29000 |
T56*32*20 | 10900 | 15260 | 21800 | 26000 | 32700 |
T63*38*12.5 | 6100 | 8540 | 12200 | 14600 | 18000 |
T63*38*20 | 9760 | 13660 | 19520 | 23400 | 29250 |
T63*38*25 | 12200 | 18200 | 24300 | 20160 | 36400 |
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