RM Cores
Series/Type:
RM 6
The following products presented in this data sheet are being withdrawn.
Ordering Code
B65808N1005D002
B65659F0001X101
B65821C1008T002
B65807C0000R026
B65807J0000Y042
B65808K1006D002
Substitute Product
B65808N1006D002
B65659F0001X023
B65821C1008T001
B65807C0000R048
B65807J0000Y066
B65808N1006D002
Date of
Withdrawal
2003-08-08
2004-01-23
2003-08-08
2002-08-02
2002-08-02
2003-08-08
Deadline Last
Orders
2004-02-29
2004-02-29
2002-12-31
2002-12-31
2004-02-29
Last Shipments
2004-08-31
2004-08-31
2003-03-31
2003-03-31
2004-08-31
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.
RM 6
Core
I
In accordance with IEC 60431
I
Core without center hole
B65807
for transformer applications
I
RM cores are supplied in sets
Magnetic characteristics
(per set)
with
center hole
without
center hole
0,78
28,6
36,6
31
1 050
mm
–1
mm
mm
2
mm
2
mm
3
Σ
l/A
l
e
A
e
A
min
V
e
0,86
26,9
31,3
—
840
Approx. weight
(per set)
m
4,9
5,3
g
Gapped
Material
A
L
value
nH
K1
M33
N48
40
±
3 %
63
±
3 %
100
±
3 %
160
±
3 %
250
±
3 %
315
±
3 %
400
±
3 %
N41
250
±
3 %
s
approx.
mm
0,80
0,60
0,38
0,22
0,12
0,08
0,05
0,17
µ
e
Ordering code
1)
-J without center hole
-N with threaded sleeve
-C with center hole
B65807-+40-A1
B65807-+63-A33
B65807-+100-A33
B65807-+160-A48
B65807-+250-A48
B65807-+315-A48
B65807-+400-A48
B65807-J250-A41
27,4
43,2
68,5
110
171
216
274
155
1) Replace the + by the code letter “C” or “N” for the required version. Standard version is “C”.
203
08/01
RM 6
Core
Ungapped
Material
A
L
value
nH
N26
N30
T57
1)
T38
T42
N49
N87
N97
1)
N41
2200 + 30/– 20 % 1500
4300 + 30/– 20 % 2670
3500 + 30/– 20 % 2180
8600 + 40/– 30 % 5340
12300 + 40/– 30 % 7630
1700 + 30/– 20 % 1060
960
< 0,15
(50 mT, 500 kHz, 100
°
C)
B65807
µ
e
A
L1min
P
V
nH
W/set
Ordering code
-C with center hole
-J w/o center hole
B65807-C-R26
B65807-J-R30
B65807-J-R57
B65807-J-Y38
B65807-J-Y42
B65807-J-R49
2400 + 30/– 20 % 1490 1450
2400 + 30/– 20 % 1490 1450
3100 + 30/– 20 % 1920 1450
< 0,51
B65807-J-R87
(200 mT, 100 kHz, 100
°
C)
< 0,39
B65807-J-R97
(200 mT, 100 kHz, 100
°
C)
< 0,16
(200 mT, 25 kHz, 100
°
C)
B65807-J-R41
1) Preliminary data
204
08/01
RM 6
Accessories
Coil former, squared pins
Material:
GFR thermosetting plastic (UL 94 V-0, insulation class to IEC 60085:
H max. operating temperature 180
°
C), color code black
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”,
page 153
For matching clamp and insulating washers see page 210.
Sections
1
A
N
mm
2
15
l
N
mm
30
A
R
value
µΩ
69
Pins
4
5
6
6
5
6
Ordering code
B65808-N1004-D1
B65808-N1005-D1
B65808-N1006-D1
B65808-W1006-D1
B65808-N1005-D2
B65808-N1006-D2
B65808
2
14
30
73
4 pins
6
0
,5+
,15
4 Stifte
6
2
5
5 + 6 pins
5 und 6 Stifte
6
0,7±
1
2
0,05
Pin 4 is omitted
in 5-pin version
5
3
ø7,45
_
0,1
4
3
ø12,3
_
0,2
0,52±0,05
8,65
_
0,1
7,85
_
0,1
0,3
_
0,1
0,85±0,06
ø1,25
0,45 max.
Hole arrangement
Lochgruppen
View in mounting direction
Ansicht in Montagerichtung
ø1+0,1
ø1+0,1
5±0,3
Ground Ø
ø1,3+0,1
Erdungspunkte
1,3+0,1
2,54
0,48±0,06
FRM0267-4
50
_
10
205
08/01
RM 6
Accessories
Coil former, pins squared in the start-of-winding area
Material:
GFR thermosetting plastic (UL 94 V-0, insulation class to IEC 60085:
H max. operating temperature 180
°
C), color code blue
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”,
page 153
For matching clamp and insulating washers see page 210.
Sections
1
A
N
mm
2
15
l
N
mm
30
A
R
value
µΩ
69
Pins
4
5
6
4
6
Ordering code
B65808-K1004-D1
B65808-K1005-D1
B65808-K1006-D1
B65808-K1004-D2
B65808-K1006-D2
B65808
2
14
30
73
4 pins
5 pins
6 pins
Hole arrangement
View in mounting
direction
Ground Ø 1,3+0,1
206
08/01
0,48
±0,06
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