EPCOS B65819-J-R30 Rm cores are supplied in set Datasheet

RM 7
Core
B65819
■ In accordance with IEC 60431
■ Core without center hole
for transformer applications
■ RM cores are supplied in sets
Magnetic characteristics (per set)
Σl/A
le
Ae
A min
Ve
with
center hole
without
center hole
0,74
29,8
40

1 200
0,7
30,4
43
39
1 340
mm–1
mm
mm2
mm2
mm3
7,2
g
Approx. weight (per set)
m
6,5
Gapped
Material
µe
Ordering code 1)
-A with center hole
-N with threaded sleeve
-J without center hole
0,30
0,18
89
139
B65819-J160-J41
B65819-J250-J41
0,16
0,12
147
186
B65819-+250-A48
B65819-+315-A48
AL value
s
nH
approx.
mm
N41
160 ± 5 %
250 ± 5 %
N48
250 ± 3 %
315 ± 3 %
1) Replace the + by the code letter “A” or “N” for the required version.
216 08/01
RM 7
Core
B65819
Ungapped
Material
A L value
µe
nH
A L1min P V
Ordering code
nH
-J w/o center hole
W/set
N30
5000 + 30/– 20 % 2780
B65819-J-R30
T38
10000 +40/– 30 % 5570
B65819-J-Y38
N49
1900 + 30/– 20 % 1070
1070
< 0,22
(50 mT, 500 kHz, 100 °C)
N87
2700 + 30/– 20 % 1510
1600
B65819-J-R87
< 0,77
(200 mT, 100 kHz, 100 °C)
N97 1)
2700 + 30/– 20 % 1510
1600
B65819-J-R97
< 0,58
(200 mT, 100 kHz, 100 °C)
1) Preliminary data
217 08/01
B65819-J-R49
RM 7
Accessories
B65820
Coil former
Material:
GFR thermosetting plastic; UL 94 V-0, insulation class to IEC 60085:
B65820-B: F max. operating temperature 155 °C); color code green
B65820-W: 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 219
Sections
AN
mm2
lN
mm
A R value
µΩ
Pins
Ordering code
1
21,4
35,6
56
8
B65820-B1008-D1
B65820-W1008-D1
4,8±0,5
1,3 _ 0,25
8,25 _ 0,1
0,45
0,45±0,05
0,75±0,05
1±0,1
ø8,3 _ 0,1
Hole arrangement
Lochgruppen
Viewinin
Ansicht
Montagerichtung
mounting direction
FRM0276-3
218 08/01
RM 7
Accessories
B65820
Clamp
■ With ground terminal, made of stainless spring steel (tinned), 0,4 mm thick
■ Solderability to IEC 60068-2-20, test Ta, method 1 (aging 3): 235 °C, 2 s
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), 0,08 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 (ordering code per piece, 2 are required)
B65820-B2001
Ordering code
Insulating washer 1 (reel packing, PU = 1 reel)
B65820-A5000
Insulating washer 2 (bulk)
B65820-C2005
Clamp
Insulating washer 1
10,6+0,3
0,7±2
4,5±0,25
0,7±2
2,3±0,1
0,6x0,4
FRM0090-Q
219 08/01
Insulating washer 2
RM 7
B65659
Accessories
B63339
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)
Core RM 7
Adjusting screw
Fig.
Tube core
∅ × length
mm
Material
Color
code
Min.
adjusting
range
Ordering code
Material
AL value
nH
N48
250
a
2,60 × 3,7
N 22
red
12
B65659-F1-X23
315
b
2,75 × 4,4
N 22
black
16
B65659-F3-X23
%
Adjusting screwdriver
B63399-B4
Handle
B63399-B5
Adjusting screws
a
b
220 08/01
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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Mit den Angaben in dieser Broschüre werden die Bauelemente spezifiziert, keine Eigenschaften
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.
Fragen über Technik, Preise und Liefermöglichkeiten richten Sie bitte an den Ihnen nächstgelegenen Vertrieb der EPCOS AG oder an unsere Vertriebsgesellschaften im Ausland.
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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 brochure 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 considered 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.
1
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