Data Sheet
Data Sheet
Date:
September 2006
EPCOS AG 2006. Reproduction, publication and dissemination of this data sheet and the
information contained therein without EPCOS' prior express consent is prohibited.
Ferrites and accessories
RM 14, RM 14 LP
Cores and accessories
Series/Type:
B65887, B65888
2
09/06
Please read Cautions and warnings and
Important notes at the end of this document.
To IEC 62317-4
Optimized core cross section and increased
thickness of base for power applications
Without center hole
Delivery mode: sets
Magnetic characteristics (per set)
l/A = 0.35 mm
1
l
e
= 70 mm
A
e
= 200 mm
2
A
min
= 170 mm
2
V
e
= 14000 mm
3
Approx. weight 74 g/set
Gapped
Ungapped
Material
A
L
value
nH
s
approx.
mm
e
Ordering code
-E without center hole
N41
160
3%
1.90
45
B65887E0160A041
250
3%
1.00
70
B65887E0250A041
400
3%
0.50
111
B65887E0400A041
1000
5%
0.15
279
B65887E1000J041
Material
A
L
value
nH
e
P
V
W/set
Ordering code
-E without center
hole
N49
3900 +30/20%
1090
< 2.37 ( 50 mT, 500 kHz, 100
C) B65887E0000R049
N87
6000 +30/20%
1670
< 7.40 (200 mT, 100 kHz, 100
C) B65887E0000R087
N97
6000 +30/20%
1670
< 5.60 (200 mT, 100 kHz, 100
C) B65887E0000R097
N41
6800 +30/20%
1890
< 2.52 (200 mT, 25 kHz, 100
C) B65887E0000R041
B65887
Core
RM 14
3
09/06
Please read Cautions and warnings and
Important notes at the end of this document.
Coil former
Material:
GFR thermosetting plastic (UL 94 V-0, insulation class to IEC 60085:
H max. operating temperature 180
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 Data Book 2007, chapter "Processing notes, 2.1"
Squared pins.
For matching clamp and insulating washer see page 5.
10 pins
12 pins
Sections
A
N
mm
2
l
N
mm
A
R
value
Pins
Ordering code
1
107
71.5
23
10
B65888N1010D001
12
B65888N1012D001
FRM0273-D
3
15,2+0,3
6,30,3
0,80,05
10,05
0,6
2,54
1,3+0,1
Erdungspunkte 1,6+0,1
1
2
3
12
11
10
9
7
4
6
7
9
6 4
10
11
12
1
2
3
8
5
0,3
28,8
_
_
16,8 0,2
0,3
20,5
_
0,1
1,5
_
Ground 1.6+0.1
Hole arrangement
View in mounting direction
B65888
Accessories
RM 14
4
09/06
Please read Cautions and warnings and
Important notes at the end of this document.
Coil former for power applications
Material:
GFR polyterephthalate (UL 94 V-0, insulation class to IEC 60085:
F max. operating temperature 155
C), color code black
Valox 420-SE0
[E45329 (M)], GE PLASTICS B V
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 Data Book 2007, chapter "Processing notes, 2.1"
For matching clamp and insulating washer see page 5.
Sections
A
N
mm
2
l
N
mm
A
R
value
Pins
Ordering code
1
106
71.5
23
12
B65888C1512T001
Hole arrangement
View in mounting direction
(Note half pitch!)
Marking of pin 1
Ground 1.6+0.1
B65888
Accessories
RM 14
5
09/06
Please read Cautions and warnings and
Important notes at the end of this document.
Clamp
With ground terminal, made of stainless spring steel (tinned), 0.5 mm thick
Solderability to IEC 60068-2-20, test Ta, method 1 (aging 3): 235
C, 2 s
Insulating washer for double-clad PCBs
Made of polycarbonate (UL 94 V-0, insulation class to IEC 60085: E 120
C), 0.3 mm thick
Makrofol DPF 5026, [E41613 (M)], natural color, BAYER MATERIALSCIENCE AG
Clamp
Ordering code
Clamp (ordering code per piece, 2 are required)
B65888A2002X000
Insulating washer (bulk)
B65888B2005X000
FRM0142-C
27,9+0,3
1
0,2
_
1
0,2
_
25,8+0,3
5,5
0,2
_
0,9x0,5
80,1
FRM0315-S
_
30
0.3
36.8
0.2
_
0.2
36.8
_
Insulating washer
B65888
Accessories
RM 14
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