mfr4p Welwyn Components, mfr4p Datasheet - Page 2

• Manufacturer Part Number: mfr4p
• Description: Metal Film Resistors
• Manufacturer: Welwyn Components

Metal Film Resistors
MFR4P Series
Packaging
MFR4P resistors are supplied tape packed ready for loading
onto automatic sequencing and insertion machines.
The standard taping method and critical dimensions are
shown in Figure 1.
Component wires will not protrude beyond the outside edge
of the tapes.
Alternative packaging available by request.
© Welwyn Components Limited
Telephone: [phone] · Facsimile: [phone] · Email: [e-mail] · Website: www.welwyn-tt.com
Performance Data
Ordering Procedure
Example: MFR4P at 6.8 kilohms and 5% tolerance in ammo pack box of 5000 pieces –
Type
Value (use IEC62 code)
Tolerance (use IEC62 code)
D
F
Packing
Load at rated power : 1000 hours at 70°C
Shelf life : 12 months at room temperature
Derating
Short term overload
Climatic
Climatic category
Long term damp heat
Temperature rapid change
Resistance to solder heat
Vibration and bump
N
I
V
s n
I
l o
i o
l u
a t
e s
0.5%
1%
t a
g
( .
e
o i
n i
n
p
Ammo
o r
a
e r
f o
d
s i s
e
a c
G
J
a t
d
n
e
e c
o
2%
5%
MFR4P
f f
e r
q
u
e
c n
) y
5000/box
Bedlington, Northumberland NE22 7AA, UK
Standard
∆
∆
∆
∆
∆
∆
∆
∆
o
µ
o v
R
R
R
R
R
R
R
R
h
V
m
%
%
%
%
%
%
%
%
s t l
V /
M F R 4 P – 6 K 8 J I
s
Lead Formed resistors can also be supplied. Standard options
of Lancet, Radial and Goalpost forming are available by
request.
6
Body location f
f
1
Zero at 155°C
Maximum
55/125/56
5
0
Welwyn Components
>
52
0
0
0
0
0
0
0
0
0
1
1
5 .
1 .
5 .
5 .
5 .
5 .
5 .
1 .
m
1
G
– f
n i
2
≤ 1.4 mm
f
2
6
5
Issue D · 03.06
Figure 1
139