CO
M
PL
IA
NT
Varnished Chokes
70F Series
Test
SRF
DCR
Freq. (MHz)
Ω
(MHz) Min.
Max.
0.079
0.079
0.196
0.157
175
278
†
Ro
HS
Part
Number
L (µH)
±5 %
50,000
100,000
Q
Min.
57
48
I, DC*
(mA)
37
29
Dim.
A
Max
0.4
0.44
Dim.
B
±0.03
0.63
0.63
Core
Material
Ferrite
Ferrite
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
70F502AF-RC
FR
EE
LE
AD
70F101AF-RC
“-RC” suffix indicates RoHS compliance.
Notes
* Current to cause 35 °C max. temperature
rise
† RoHS Directive 2002/95/EC Jan 27 2003
including Annex.
1.18
MIN.
B
0.032 Dia.
A
Dimensions: Inches
20.4
Tel. (877) 426-8767 • Fax (951) 781-5006
www.bourns.com
REV. 01/17
Ro VE LEA
HS RS D
CO ION FRE
M SA E
PL R
IA E
NT
*