306 E. Alondra Blvd. Gardena, CA 90247-1059 • Phone (310) 515-1720 • FAX (310) 515-1962
wwww.jwmiller.com 19.5
Shielded, Molded RF Chokes
Special Features
• Ferrite magnetic shielded for low radiation
• High Q, high reliability
• Injection molded to protect coil
from extreme environment
• Flame retardant coating
• Consistent body dimension
• Color band or numerical marking identification
• Dielectric strength 1000VRMS
• Operating temperature -55 to +105°C
Notes
* Rated current to cause 35°C
maximum temperature rise
** Incremental current to cause 5%
max. inductance drop
9250 Series
Part
Number
L (µH)
±10%
Q
Min.
Test
Freq.
(MHz)
SRF
(MHz)
Min.
DCR
Ω
Max.
I, DC*
(mA)
I, Incr.**
(mA)
9250-101 0.10 50 25 250 0.025 1790 1790
9250-121 0.12 51 25 250 0.034 1530 1530
9250-151 0.15 51 25 250 0.037 1470 1470
9250-181 0.18 50 25 250 0.047 1300 1300
9250-221 0.22 49 25 250 0.067 1100 1100
9250-271 0.27 47 25 250 0.11 855 855
9250-331 0.33 46 25 250 0.13 780 780
9250-391 0.39 44 25 250 0.18 670 670
9250-471 0.47 44 25 235 0.25 565 565
9250-561 0.56 43 25 210 0.33 490 490
9250-681 0.68 42 25 190 0.45 420 420
9250-821 0.82 40 25 180 0.59 370 370
9250-102 1.0 44 25 140 0.07 1070 1070
9250-122 1.2 44 7.9 130 0.10 895 895
9250-152 1.5 44 7.9 115 0.12 815 815
9250-182 1.8 44 7.9 105 0.14 775 775
9250-222 2.2 44 7.9 100 0.19 650 650
9250-272 2.7 44 7.9 92 0.28 535 535
9250-332 3.3 44 7.9 85 0.35 480 480
9250-392 3.9 44 7.9 75 0.40 450 450
9250-472 4.7 44 7.9 70 0.55 380 380
9250-562 5.6 44 7.9 65 0.72 335 335
9250-682 6.8 50 7.9 55 1.02 280 280
9250-822 8.2 50 7.9 50 1.32 250 250
9250-103 10 50 7.9 46 1.62 220 220
9250-123 12 55 2.5 44 2.0 200 200
9250-153 15 45 2.5 49 0.80 315 250
9250-183 18 45 2.5 45 0.89 300 235
9250-223 22 45 2.5 41 0.96 290 220
9250-273 27 45 2.5 38 1.19 260 200
9250-333 33 45 2.5 34 1.37 240 190
9250-393 39 50 2.5 29 1.93 205 180
9250-473 47 50 2.5 27 2.11 195 175
9250-563 56 50 2.5 25 2.23 190 160
9250-683 68 50 2.5 21 2.70 170 150
9250-823 82 50 2.5 10.5 2.44 180 140
9250-104 100 50 2.5 10.0 3.12 160 120
9250-124 120 55 0.79 9.7 3.6 150 95
9250-154 150 55 0.79 8.5 4.1 140 90
9250-184 180 55 0.79 8.0 4.4 135 85
9250-224 220 55 0.79 7.5 5.0 125 80
9250-274 270 55 0.79 7.0 5.8 115 70
9250-334 330 55 0.79 6.5 6.4 110 65
9250-394 390 60 0.79 6.2 7.4 105 60
9250-474 470 60 0.79 5.7 9.5 92 58
9250-564 560 60 0.79 4.7 10.5 90 55
9250-684 680 60 0.79 4.5 11.8 80 50
9250-824 820 60 0.79 4.2 13.0 80 45
Continued on next page.
Also available as RoHS compliant.
1.0 0.41 -/+0.02
0.162
-/+0.01
0.025
Min.
Dimensions: Inches
306 E. Alondra Blvd. Gardena, CA 90247-1059 • Phone (310) 515-1720 • FAX (310) 515-1962
wwww.jwmiller.com
19.6
Special Features
• Ferrite magnetic shielded for low radiation
• High Q, high reliability
• Injection molded to protect coil
from extreme environment
• Flame retardant coating
• Consistent body dimension
• Color band or numerical marking identification
• Dielectric strength 1000VRMS
• Operating temperature -55 to +105°C
Notes
* Rated current to cause 35°C
maximum temperature rise
** Incremental current to cause 5%
max. inductance drop
9250 Series continued
Part
Number
L (µH)
±10%
Q
Min.
Test
Freq.
(MHz)
SRF
(MHz)
Min.
DCR
Ω
Max.
I, DC*
(mA)
I, Incr.**
(mA)
9250-105 1000 60 0.79 3.8 17.5 70 40
9250-125 1200 45 0.25 1.5 22.1 60 35
9250-155 1500 45 0.25 1.2 26.5 55 33
9250-185 1800 45 0.25 1.0 29.9 50 30
9250-225 2200 45 0.25 0.97 33.8 50 27
9250-275 2700 45 0.25 0.92 47.3 40 25
9250-335 3300 45 0.25 0.84 53.0 40 22
9250-395 3900 45 0.25 0.80 73.8 35 20
9250-475 4700 45 0.25 0.74 81.6 31 19
9250-565 5600 44 0.25 0.73 98.9 28 17
9250-685 6800 40 0.25 0.66 111 27 16
9250-825 8200 40 0.25 0.54 119 26 15
9250-106 10,000 40 0.25 0.47 137 24 14
9250-126 12,000 30 0.079 0.33 143 23 13
9250-156 15,000 30 0.079 0.29 157 22 12
9250-186 18,000 30 0.079 0.28 175 21 10
9250-226 22,000 27 0.079 0.25 274 17 9
9250-276 27,000 27 0.079 0.21 308 16 8
9250-336 33,000 27 0.079 0.19 343 15 7.5
9250-396 39,000 27 0.079 0.17 376 15 6
9250-476 47,000 23 0.079 0.16 473 13 5.5
9250-566 56,000 23 0.079 0.14 512 13 5
9250-686 68,000 23 0.079 0.13 580 12 4
9250-826 82,000 21 0.079 0.12 618 11 3.5
9250-107 100,000 18 0.079 0.11 678 11 3
Shielded, Molded RF Chokes
Also available as RoHS compliant.
1.0 0.41 -/+0.02
0.162
-/+0.01
0.025
Min.
Dimensions: Inches
