RM Cores
Series/Type: RM 10
The following products presented in this data sheet are being withdrawn.
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.
Ordering Code Substitute Product Date of
Withdrawal Deadline Last
Orders Last Shipments
B65814N1011D001 B65814N1012D001 2003-08-08 2004-02-29 2004-08-31
B65814N1010D001 B65814K1010D001 2003-08-08 2004-02-29 2004-08-31
236 08/01
■In accordance with IEC 60431
■Cores without center hole
for transformer applications
■RM cores are supplied in sets
Magnetic characteristics (per set)
Approx. weight (per set)
Gapped
with
center hole
without
center hole
Σl/A
le
Ae
Amin
Ve
0,5
42
83
—
3 470
0,45
44
98
90
4 310
mm–1
mm
mm2
mm2
mm3
m20,7 22 g
Material AL value
nH
s
approx.
mm
µeOrdering code1)
-D with center hole
-N with threaded sleeve
-J without center hole
N48 400 ± 3 % 0,21 160 B65813-+400-A48
630 ± 3 % 0,13 250 B65813-+630-A48
N41 250 ± 3 % 0,44 90 B65813-J250-A41
630 ± 5 % 0,13 226 B65813-J630-J41
1600 ± 10 % 0,04 573 B65813-J1600-K41
1) Replace the + by the code letter “D” or “N” for the required version.
B65813Core
RM 10
237 08/01
Ungapped
Material AL value
nH
µeAL1min
nH
PV
W/set
Ordering code
-J w/o center hole
N30 7600 + 30/– 20 % 2720 B65813-J-R30
T38 16000 + 40/– 30 % 5730 B65813-J-Y38
N49 2900 + 30/– 20 % 1040 1680 < 0,75
(50 mT, 500 kHz,100 °C)
B65813-J-R49
N87 4200 + 30/– 20 % 1500 2550 < 2,30
(200 mT, 100 kHz, 100 °C)
B65813-J-R87
N971) 4200 + 30/– 20 % 1500 2550 < 2,00
(200 mT, 100 kHz, 100 °C)
B65813-J-R97
N41 5500 + 30/– 20 % 1960 2550 < 0,80
(200 mT, 25 kHz, 100 °C)
B65813-J-R41
1) Preliminary data
B65813Core
RM 10
238 08/01
Coil former
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
Squared pins. For matching clamp and insulating washers see page 240.
12 pins
Sections AN
mm2
lN
mm
AR value
µΩ
Pins Ordering code
1 41,5 52 43 8 B65814-N1008-D1
10 B65814-N1010-D1
11 B65814-N1011-D1
12 B65814-N1012-D1
2 39 52 46 8 B65814-N1008-D2
FRM0271-W
11,1+0,2
2
1
3
12
11
10
8
7
9
65
4
5,5±0,3
0,65±0,05
1±0,05
0,59±0,06
ø1+0,1
2,54
Erdungspunkte ø1,3+0,1
0,5
0,21,6
_
0,213,55
_
_
12,25 0,2
0,2ø21
_
_
ø12,5 0,2
10
_
60
Ground Ø 1,3+0,1
Hole arrangement
View in
mounting direction
Version Pins omitted
8 pins
10 pins
11 pins
2, 5, 8, 11
2, 11
9
B65814Accessories
RM 10
239 08/01
Coil former for power applications
Optimized for automatic winding
Material: GFR polyterephthalate (UL 94 V-0, insulation class to IEC 60085:
F max. operating temperature 155 °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 washer 1 see page 240
Sections AN
mm2
lN
mm
AR value
µΩ
Pins Ordering code
1 41,5 52 43 12 B65814-C1512-T1
Hole arrangement
View in mounting direction
(Note half pitch!)
Marking of pin 1
Ground Ø 1,3+0,1
B65814Accessories
RM 10
240 08/01
Clamp
■With ground terminal, made of stainless spring steel (tinned), 0,45 mm thick
■Solderability to IEC 60068-2-20, test Ta, method 1 (aging 3): 235 °C, 2 s
■Also available as strip clamp on reels
Insulating washer 1 between core and coil former
■For tolerance compensation and for insulation
■Made of polycarbonate (UL 94 V-0, insulation class to IEC 60085: E 120 °C), 0,1 mm thick
Insulating washer 2 for double-clad PCBs
■Made of polycarbonate (UL 94 V-0, insulation class to IEC 60085: E 120 °C), 0,3 mm thick
Clamp
Insulating washer 1 Insulating washer 2
Ordering code
Clamp (ordering code per piece, 2 are required) B65814-A2203
Insulating washer 1 (reel packing, PU = 1 reel) B65814-B5000
Insulating washer 2 (bulk) B65814-B2005
FRM0259-D
4,8 max.
0,7 x 0,45
15,1+0,3
17+0,3
0,20,9
__
0,9 0,2
+0,1
0,3
5,2
_
B65814Accessories
RM 10
241 08/01
Adjusting screw
■Tube core with thread and core brake made of GFR polyterephthalate
Plastic adjusting screwdriver (not shown)
Plastic handle for adjusting screwdriver (not shown)
Adjusting screw
Core RM 10 Adjusting screw Min.
adjusting
range
%
Ordering code
Tube core
Material AL value
nH
∅ × length
mm
Mate-
rial
Color
code
N 48 400 4,55 × 6,3 N 22 red 10 B65679-E3-X22
400
630
4,98 × 6,3 N 22 black 18
11
B65679-E2-X22
630 5,15 × 6,3 N 22 white 17 B65679-E1-X22
Adjusting screwdriver B63399-B1
Handle B63399-B5
B63399
B65679Accessories
RM 10
1
Herausgegeben von EPCOS AG
Marketing Kommunikation, Postfach 80 17 09, 81617 München, DEUTSCHLAND
EPCOS AG 2000. Alle Rechte vorbehalten. Vervielfältigung, Veröffentlichung, Verbreitung und
Verwertung dieser Broschüre und ihres Inhalts ohne ausdrückliche Genehmigung der EPCOS AG
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zugesichert. Bestellungen unterliegen den vom ZVEI empfohlenen Allgemeinen Lieferbedingungen
für Erzeugnisse und Leistungen der Elektroindustrie, soweit nichts anderes vereinbart wird.
Diese Broschüre ersetzt die vorige Ausgabe.
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sellschaft einzuholen.
Published by EPCOS AG
Marketing Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY
EPCOS AG 2000. All Rights Reserved. Reproduction, publication and dissemination of this bro-
chure and the information contained therein without EPCOS’ prior express consent is prohibited.
The information contained in this brochure describes the type of component and shall not be con-
sidered as guaranteed characteristics. Purchase orders are subject to the General Conditions for
the Supply of Products and Services of the Electrical and Electronics Industry recommended by the
ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed.
This brochure replaces the previous edition.
For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or
the international Representatives.
Due to technical requirements components may contain dangerous substances. For information on
the type in question please also contact one of our Sales Offices.
