Ferrites and accessories
RM 6, RM 6 LP
Core and accessories
Series/Type:
Date:
B65807, B65808, B65821, B65659
May 2017
The following products presented in this data sheet are being withdrawn.
Ordering Code
B65808A5000X000
Substitute Product
Date of Withdrawal
2018-06-08
Deadline Last
Orders
2018-09-14
Last Shipments
2018-12-14
For further information please contact your nearest EPCOS sales office, which will also support you in selecting a suitable substitute. The
addresses of our worldwide sales network are presented at www.epcos.com/sales.
EPCOS AG 2017. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS’ prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
RM 6
Core and accessories
Individual parts
Adjusting screw
Part no.
B65659
Page
10
Core
Clamps
B65807
B65808
3
8
Insulating washer 1
Coil former
B65808
B65808
8
5, 6, 7
Core
Threaded sleeve (glued-in)
Insulating washer 2
B65807
3
B65808
8
Example of an assembly set
Also available:
Coil former for SMPS transf.
Coil former for
power applications
SMD coil former
Clamp
RM 6 low profile:
Core
B65808
B65808
B65821
B65808
6
7
9
9
B65807P
11
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
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RM 6
Core
■
To IEC 62317-4
■
Core without center hole
B65807
for transformer applications
■
Delivery mode: sets
Magnetic characteristics
(per set)
with
center hole
Σl/A
l
e
A
e
A
min
V
e
0.86
26.9
31.3
—
840
without
center hole
0.78
28.6
36.6
31
1050
mm
–1
mm
mm
2
mm
2
mm
3
Approx. weight
(per set)
m
4.9
5.1
g
Gapped
(A
L
values/air gaps examples)
Material
A
L
value
nH
K1
M33
N48
40
±3%
63
±3%
100
±3%
160
±3%
250
±3%
315
±3%
400
±3%
250
±3%
s
approx.
mm
0.80
0.60
0.38
0.22
0.12
0.08
0.05
0.17
27.4
43.2
68.5
109
171
215
274
155
μ
e
Ordering code
1)
-J without center hole
-N with threaded sleeve
-C with center hole
B65807+0040A001
B65807+0063A033
B65807+0100A033
B65807+0160A048
B65807+0250A048
B65807+0315A048
B65807+0400A048
B65807J0250A041
N41
1) Replace the + by the code letter “C” or “N” for the required version. Standard version is “C”.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
5/17
RM 6
Core
Ungapped
Material
A
L
value
nH
N48
N45
N30
T35
T38
T66
N49
N87
N97
N95
N41
2200 +30/–20% 1500
3500 +30/–20% 2180
4300 +30/–20% 2670
6200 +30/–20% 3860
8600 +40/–30% 5350
12300 +40/–30% 7650
1700 +30/–20% 1060
2400 +30/–20% 1490
2400 +30/–20% 1490
2800 +30/–20% 1740
3100 +30/–20% 1930
< 0.15 ( 50 mT, 500 kHz, 100
°C)
< 0.51 (200 mT, 100 kHz, 100
°C)
< 0.39 (200 mT, 100 kHz, 100
°C)
< 0.45 (200 mT, 100 kHz, 100
°C)
< 0.16 (200 mT, 25 kHz, 100
°C)
μ
e
P
V
W/set
Ordering code
-C with center hole
-J without center hole
B65807C0000R048
B65807J0000R045
B65807J0000R030
B65807J0000R035
B65807J0000Y038
B65807J0000Y066
B65807J0000R049
B65807J0000R087
B65807J0000R097
B65807J0000R095
B65807J0000R041
B65807
Other A
L
values/air gaps and materials available on request ─ see Processing remarks on page 12.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
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RM 6
Accessories
Coil former, squared pins
GFR thermosetting plastic (UL 94 V-0, insulation class to IEC 60085:
F max. operating temperature 155
°C),
color code black
Sumikon PM 9630
®
[
E41429 (M)
]
, SUMITOMO BAKELITE CO LTD
Solderability: to IEC 60068-2-20, test Ta, method 1 (aging 3): 235
°C,
2 s
Resistance to soldering heat: to IEC 60068-2-20, test Tb, method 1B: 350
°C,
3.5 s
Winding:
see Processing notes, 2.1
For matching clamp and insulating washers see page 8.
Sections
1
A
N
mm
2
15
l
N
mm
30
A
R
value
μΩ
69
Pins
4
5
6
4
6
Ordering code
B65808N1004D001
B65808N1005D001
B65808N1006D001
B65808N1004D002
B65808N1006D002
Material:
B65808
2
14
30
73
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
5/17
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