Air coil inductor 28
AWG
Électronique /
Electronic
see
Air coil inductor
length of coil = a = (( 0,394 * r2 * N2 / L) - 9r) / 10
length of wire = D*N*pi
28 awg | Wire dia | |||||||
mm | 0,321 | |||||||
Coil Diameter | 2 | Coil Diameter | 3 | |||||
Coil Radius | 1 | Wire | Coil Radius | 1,5 | Wire | |||
Core Length | Inductance | Length | Core Length | Inductance | Length | |||
mm | urns | uH | mm | mm | urns | uH | mm | |
0,32 | 1 | 0,003 | 6 | 0,32 | 1 | 0,005 | 9 | |
0,64 | 2 | 0,010 | 13 | 0,64 | 2 | 0,018 | 19 | |
0,96 | 3 | 0,019 | 19 | 0,96 | 3 | 0,034 | 28 | |
1,28 | 4 | 0,029 | 25 | 1,28 | 4 | 0,054 | 38 | |
1,61 | 5 | 0,039 | 31 | 1,61 | 5 | 0,075 | 47 | |
1,93 | 6 | 0,050 | 38 | 1,93 | 6 | 0,097 | 57 | |
2,25 | 7 | 0,061 | 44 | 2,25 | 7 | 0,121 | 66 | |
2,57 | 8 | 0,073 | 50 | 2,57 | 8 | 0,145 | 75 | |
2,89 | 9 | 0,084 | 57 | 2,89 | 9 | 0,169 | 85 | |
3,21 | 10 | 0,096 | 63 | 3,21 | 10 | 0,194 | 94 | |
3,53 | 11 | 0,108 | 69 | 3,53 | 11 | 0,220 | 104 | |
3,85 | 12 | 0,119 | 75 | 3,85 | 12 | 0,245 | 113 | |
4,17 | 13 | 0,131 | 82 | 4,17 | 13 | 0,271 | 123 | |
4,49 | 14 | 0,143 | 88 | 4,49 | 14 | 0,297 | 132 | |
4,82 | 15 | 0,155 | 94 | 4,82 | 15 | 0,324 | 141 | |
5,14 | 16 | 0,167 | 101 | 5,14 | 16 | 0,350 | 151 | |
5,46 | 17 | 0,179 | 107 | 5,46 | 17 | 0,376 | 160 | |
5,78 | 18 | 0,191 | 113 | 5,78 | 18 | 0,403 | 170 | |
6,10 | 19 | 0,203 | 119 | 6,10 | 19 | 0,430 | 179 | |
6,42 | 20 | 0,215 | 126 | 6,42 | 20 | 0,456 | 188 | |
6,74 | 21 | 0,227 | 132 | 6,74 | 21 | 0,483 | 198 | |
7,06 | 22 | 0,240 | 138 | 7,06 | 22 | 0,510 | 207 | |
7,38 | 23 | 0,252 | 145 | 7,38 | 23 | 0,537 | 217 | |
7,70 | 24 | 0,264 | 151 | 7,70 | 24 | 0,564 | 226 | |
8,03 | 25 | 0,276 | 157 | 8,03 | 25 | 0,591 | 236 | |
8,35 | 26 | 0,288 | 163 | 8,35 | 26 | 0,618 | 245 | |
8,67 | 27 | 0,300 | 170 | 8,67 | 27 | 0,645 | 254 | |
8,99 | 28 | 0,312 | 176 | 8,99 | 28 | 0,672 | 264 | |
9,31 | 29 | 0,325 | 182 | 9,31 | 29 | 0,699 | 273 | |
9,63 | 30 | 0,337 | 188 | 9,63 | 30 | 0,727 | 283 | |
Coil Diameter | 4 | Coil Diameter | 5 | |||||
Coil Radius | 2 | Wire | Coil Radius | 2,5 | Wire | |||
Core Length | Inductance | Length | Core Length | Inductance | Length | |||
mm | urns | uH | mm | mm | urns | uH | mm | |
0,32 | 1 | 0,007 | 13 | 0,32 | 1 | 0,010 | 16 | |
0,64 | 2 | 0,026 | 25 | 0,64 | 2 | 0,034 | 31 | |
0,96 | 3 | 0,051 | 38 | 0,96 | 3 | 0,069 | 47 | |
1,28 | 4 | 0,082 | 50 | 1,28 | 4 | 0,111 | 63 | |
1,61 | 5 | 0,116 | 63 | 1,61 | 5 | 0,160 | 79 | |
1,93 | 6 | 0,152 | 75 | 1,93 | 6 | 0,212 | 94 | |
2,25 | 7 | 0,191 | 88 | 2,25 | 7 | 0,268 | 110 | |
2,57 | 8 | 0,231 | 101 | 2,57 | 8 | 0,327 | 126 | |
2,89 | 9 | 0,272 | 113 | 2,89 | 9 | 0,388 | 141 | |
3,21 | 10 | 0,315 | 126 | 3,21 | 10 | 0,451 | 157 | |
3,53 | 11 | 0,358 | 138 | 3,53 | 11 | 0,515 | 173 | |
3,85 | 12 | 0,402 | 151 | 3,85 | 12 | 0,581 | 188 | |
4,17 | 13 | 0,446 | 163 | 4,17 | 13 | 0,648 | 204 | |
4,49 | 14 | 0,491 | 176 | 4,49 | 14 | 0,716 | 220 | |
4,82 | 15 | 0,536 | 188 | 4,82 | 15 | 0,784 | 236 | |
5,14 | 16 | 0,582 | 201 | 5,14 | 16 | 0,854 | 251 | |
5,46 | 17 | 0,628 | 214 | 5,46 | 17 | 0,923 | 267 | |
5,78 | 18 | 0,674 | 226 | 5,78 | 18 | 0,994 | 283 | |
6,10 | 19 | 0,720 | 239 | 6,10 | 19 | 1,065 | 298 | |
6,42 | 20 | 0,767 | 251 | 6,42 | 20 | 1,136 | 314 | |
6,74 | 21 | 0,814 | 264 | 6,74 | 21 | 1,208 | 330 | |
7,06 | 22 | 0,861 | 276 | 7,06 | 22 | 1,280 | 346 | |
7,38 | 23 | 0,908 | 289 | 7,38 | 23 | 1,352 | 361 | |
7,70 | 24 | 0,955 | 302 | 7,70 | 24 | 1,425 | 377 | |
8,03 | 25 | 1,003 | 314 | 8,03 | 25 | 1,498 | 393 | |
8,35 | 26 | 1,050 | 327 | 8,35 | 26 | 1,571 | 408 | |
8,67 | 27 | 1,098 | 339 | 8,67 | 27 | 1,644 | 424 | |
8,99 | 28 | 1,145 | 352 | 8,99 | 28 | 1,718 | 440 | |
9,31 | 29 | 1,193 | 364 | 9,31 | 29 | 1,792 | 456 | |
9,63 | 30 | 1,241 | 377 | 9,63 | 30 | 1,866 | 471 | |
Coil Diameter | 6 | Coil Diameter | 7 | |||||
Coil Radius | 3 | Wire | Coil Radius | 3,5 | Wire | |||
Core Length | Inductance | Length | Core Length | Inductance | Length | |||
mm | urns | uH | mm | mm | urns | uH | mm | |
0,32 | 1 | 0,012 | 13 | 0,32 | 1 | 0,014 | 16 | |
0,64 | 2 | 0,042 | 25 | 0,64 | 2 | 0,051 | 31 | |
0,96 | 3 | 0,087 | 38 | 0,96 | 3 | 0,106 | 47 | |
1,28 | 4 | 0,142 | 50 | 1,28 | 4 | 0,174 | 63 | |
1,61 | 5 | 0,206 | 63 | 1,61 | 5 | 0,254 | 79 | |
1,93 | 6 | 0,276 | 75 | 1,93 | 6 | 0,342 | 94 | |
2,25 | 7 | 0,351 | 88 | 2,25 | 7 | 0,438 | 110 | |
2,57 | 8 | 0,431 | 101 | 2,57 | 8 | 0,540 | 126 | |
2,89 | 9 | 0,514 | 113 | 2,89 | 9 | 0,647 | 141 | |
3,21 | 10 | 0,600 | 126 | 3,21 | 10 | 0,759 | 157 | |
3,53 | 11 | 0,689 | 138 | 3,53 | 11 | 0,874 | 173 | |
3,85 | 12 | 0,779 | 151 | 3,85 | 12 | 0,993 | 188 | |
4,17 | 13 | 0,872 | 163 | 4,17 | 13 | 1,114 | 204 | |
4,49 | 14 | 0,966 | 176 | 4,49 | 14 | 1,238 | 220 | |
4,82 | 15 | 1,062 | 188 | 4,82 | 15 | 1,363 | 236 | |
5,14 | 16 | 1,158 | 201 | 5,14 | 16 | 1,491 | 251 | |
5,46 | 17 | 1,256 | 214 | 5,46 | 17 | 1,621 | 267 | |
5,78 | 18 | 1,355 | 226 | 5,78 | 18 | 1,752 | 283 | |
6,10 | 19 | 1,455 | 239 | 6,10 | 19 | 1,884 | 298 | |
6,42 | 20 | 1,555 | 251 | 6,42 | 20 | 2,017 | 314 | |
6,74 | 21 | 1,656 | 264 | 6,74 | 21 | 2,152 | 330 | |
7,06 | 22 | 1,758 | 276 | 7,06 | 22 | 2,288 | 346 | |
7,38 | 23 | 1,860 | 289 | 7,38 | 23 | 2,424 | 361 | |
7,70 | 24 | 1,963 | 302 | 7,70 | 24 | 2,561 | 377 | |
8,03 | 25 | 2,066 | 314 | 8,03 | 25 | 2,699 | 393 | |
8,35 | 26 | 2,170 | 327 | 8,35 | 26 | 2,838 | 408 | |
8,67 | 27 | 2,274 | 339 | 8,67 | 27 | 2,978 | 424 | |
8,99 | 28 | 2,379 | 352 | 8,99 | 28 | 3,117 | 440 | |
9,31 | 29 | 2,483 | 364 | 9,31 | 29 | 3,258 | 456 | |
9,63 | 30 | 2,588 | 377 | 9,63 | 30 | 3,399 | 471 |