RM 4
Core
■
To IEC 62317-4
■
Core without center hole
B65803
for transformer applications
■
Delivery mode: sets
Magnetic characteristics
(per set)
with
center hole
6l/A
l
e
A
e
A
min
V
e
1.9
21
11
231
without
center hole
1.7
22
13
11.3
286
mm
–1
mm
mm
2
mm
2
mm
3
Approx. weight
(per set)
m
1.45
1.65
g
Gapped
Material
A
L
value
nH
K1
M33
N48
16
r3%
25
r3%
40
r3%
63
r3%
63
r3%
100
r3%
160
r3%
s
approx.
mm
1.0
0.40
0.36
0.18
0.16
0.10
0.06
P
e
Ordering code
1)
-A with center hole
-N with threaded sleeve
B65803+0016A001
B65803+0025A001
B65803+0040A033
B65803+0063A033
B65803+0063A048
B65803+0100A048
B65803+0160A048
24.2
37.8
60.4
96
96
152
243
1) Replace the + by the code letter “A” or “N” for the required version.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
06/11
RM 4
Core
Ungapped
Material
A
L
value
nH
N45
N30
T35
T38
N49
N87
N97
1700 +30/–20%
1900 +30/–20%
2800 +40/–30%
3700 +40/–30%
750 +30/–20%
1100 +30/–20%
1100 +30/–20%
2290
2560
3770
4980
1010
1480
1480
< 0.04 ( 50 mT, 500 kHz, 100
qC)
< 0.20 (200 mT, 100 kHz, 100
qC)
< 0.15 (200 mT, 100 kHz, 100
qC)
P
e
P
V
W/set
Ordering code
-J without center hole
B65803J0000R045
B65803J0000R030
B65803J0000Y035
B65803J0000Y038
B65803J0000R049
B65803J0000R087
B65803J0000R097
B65803
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
06/11
RM 4
Accessories
Coil former
GFR thermosetting plastic (UL 94 V-0, insulation class to IEC 60085:
H max. operating temperature 180
qC),
color code white
Bakelite UP 3420
®
>
E61040 (M)
@
, HEXION SPECIALTY CHEMICALS GMBH
Solderability: to IEC 60068-2-20, test Ta, method 1 (aging 3): 235
qC,
2 s
Resistance to soldering heat: to IEC 60068-2-20, test Tb, method 1B: 350
qC,
3.5 s
Winding:
see Data Book 2007, chapter “Processing notes, 2.1”
Pins squared in the start-of-winding area.
For matching clamp and insulating washers see page 5.
Sections
1
A
N
mm
2
7.7
l
N
mm
20
A
R
value
P:
89
Pins
5
6
Ordering code
B65804P1005D001
B65804D1006D001
Material:
B65804
5 pins
0.6
+0
1
2
5
4
6 pins
.1
6
1
2
15
4+
0.
5
6
3
3
ø7.9
_
0.2
0.45±0.05
ø4.9
_
0.1
7.63
_
0.1
0.65±0.05
ø0.52
Hole arrangement
View in mounting direction
ø1+0.1
2.54
0.45 max.
4.4±0.3
6.88
_
0.1
Ground ø1.3+0.1
FRM0305-K-E
50
˚
_
10
˚
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
06/11
RM 4
Accessories
Clamp
■
With ground terminal, made of stainless spring steel (tinned), 0.3 mm thick
■
Solderability to IEC 60068-2-20, test Ta, method 1 (aging 3): 235
qC,
2 s
■
Also available as strip clamp on reels on request
B65804, B65806
Insulating washer 1
between core and coil former
■
For tolerance compensation and for insulation
■
Made of polyarylate (UL 94 V-0, insulation class to IEC 60085: E
120
qC),
0.08 mm thick
Aryphan F685,
>
E167358 (M)
@
, natural color, LOFO HIGH TECH FILM GMBH
Insulating washer 2
for double-clad PCBs
■
Made of polycarbonate film (UL 94 V-0, insulation class to IEC 60085: E
120
qC),
0.25 mm thick
Makrofol FR,
>
E118859 (M)
@
, natural color, BAYER MATERIALSCIENCE L L C
Ordering code
Clamp (ordering code per piece, 2 are required)
Insulating washer 1 (reel packing, PU = 1 reel)
Insulating washer 2 (bulk)
Clamp
Insulating washer 1
(preliminary data)
B65806B2203X000
B65804A5000X000
B65804C2005X000
Insulating washer 2
9.95
_
0.2
FRM0306-T
Clamping forces for RM 4
F
min
: Extension of clamp from a to a
2
= X
min
F
max
: Extension of clamp from a to a
1
= X
max
Clamp opening a (mm)
X
a
Z
max
8.3 +0.15
0.15
8.75
9.25
5
40
Core nose Z
max
(mm)
Height of core pair X (mm) X
min
X
max
FRM0157-Q
Clamping force F (N)
F
min
F
max
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
06/11
9.95
_
0.2
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