www.bourns.com
20.4
† RoHS COMPLIANT
Varnished Chokes
Special Features
• High Q, high self-resonant
frequency
• High voltage application on phenolic
and ferrite components
• 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
70F Series
Part
Number
L (μH)
±5 %
Q
Min.
Test
Freq.
(MHz)
SRF
(MHz)
Min.
DCR
Ω
Max.
I, DC*
(mA)
Dim.
A
Max
Dim.
B
±0.03
Core
Material
70F502AF-RC 50,000 57 0.079 0.196 175 37 0.4 0.63 Ferrite
70F101AF-RC 100,000 48 0.079 0.157 278 29 0.44 0.63 Ferrite
1.18
MIN.
B
A
0.032 Dia.
Dimensions: Inches
† RoHS Directive 2002/95/EC Jan 27 2003
including Annex.
“-RC” suffix indicates RoHS compliance.
REV. 01/17
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
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*9
