20.1
Tel. (877) 426-8767 • Fax (951) 781-5006
www.bourns.com
† RoHS COMPLIANT
Varnished Chokes
Special Features
• High Q, high self-resonant frequency
• High voltage application on phenolic
components
• Single layer or 3-pi universal wound
• Low cost
• Varnish coated
• Operating temperature:
phenolic -55 to +125 °C
iron & ferrite -55 to +105 °C
Notes
* Current to cause 35 °C max. temperature rise
4600 Series
Part
Number
L (µH)
±20 %
Q
Min.
Test
Freq.
(MHz)
SRF
(MHz)
Min.
DCR
Ω
Max.
I, DC*
(mA)
Coil
Diam.
Max.
Core
Matl. Fig.
4602-RC 1.0 60 7.96 190 0.05 2000 0.27 Phenolic A
±10 %
4604-RC 1.5 58 7.96 149 0.093 1800 0.27 Phenolic A
4606-RC 2.4 56 7.96 120 0.19 1500 0.27 Phenolic A
4608-RC 3.9 60 7.96 93 0.45 1000 0.27 Phenolic A
4609-RC 5.5 57 7.96 80 0.67 850 0.27 Phenolic A
4610-RC 6.2 57 7.96 76 0.83 700 0.27 Phenolic A
4611-RC 8.2 57 7.96 65 1.2 600 0.27 Phenolic A
4612-RC 10 36 2.52 61 1.5 500 0.27 Phenolic A
±5 %
4622-RC 10 69 2.52 40 0.11 1500 0.29 Iron B
4624-RC 15 62 2.52 33 0.17 1000 0.29 Iron B
4626-RC 24 65 2.52 25 0.34 800 0.29 Iron B
4628-RC 39 70 2.52 20 0.65 600 0.29 Iron B
4629-RC 55 72 2.52 17 1.0 500 0.29 Iron B
4630-RC 62 83 2.52 16 1.2 475 0.29 Iron B
4631-RC 82 85 2.52 13 1.9 450 0.29 Iron B
4632-RC 100 107 0.79 12 3.0 400 0.29 Iron B
4642-RC 100 49 0.79 11 5.4 160 0.41 Phenolic C
4644-RC 150 53 0.79 8.8 6.5 160 0.41 Phenolic C
4646-RC 240 56 0.79 7.2 8.5 160 0.44 Phenolic C
4648-RC 390 57 0.79 5.6 11.0 160 0.50 Phenolic C
4649-RC 550 58 0.79 4.8 13.0 160 0.50 Phenolic C
4650-RC 620 59 0.79 4.5 15.0 160 0.53 Phenolic C
4651-RC 750 56 0.79 4.0 16.0 160 0.53 Phenolic C
4652-RC 1000 59 0.252 3.7 19.0 160 0.56 Phenolic C
L Test @1
KHz
Q Test
Freq.
4662-RC 1000 83 0.252 2.6 8.6 160 0.47 Iron D
4664-RC 1500 82 0.252 2.1 11.0 160 0.47 Iron D
4666-RC 2400 80 0.252 1.7 15.0 160 0.53 Iron D
4668-RC 3900 73 0.252 1.4 20.0 160 0.56 Iron D
4669-RC 5500 69 0.252 1.1 25.0 160 0.59 Iron D
4670-RC 6200 89 0.252 1.0 37.0 100 0.53 Iron D
4671-RC 8200 83 0.252 0.94 46.0 100 0.56 Iron D
4672-RC 10,000 68 0.0796 0.82 50.0 100 0.59 Iron D
† RoHS Directive 2002/95/EC Jan 27 2003
including Annex.
“-RC” suffi x indicates RoHS compliance.
1.375 ± 0.125
0.029
1.5
1.5
1.5
0.875
0.875
0.875
0.29
MAX.
A
A
0.032
0.029
0.032
Fig. A
Fig. B
Fig. C
Fig. D
0.27
MAX.
0.75 ± 0.04
REV. 02/09
Dimensions: Inches
