MF3S-3K3JI Welwyn Components, MF3S-3K3JI Datasheet

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MF3S-3K3JI

Manufacturer Part Number
MF3S-3K3JI
Description
Power Metal Film Resistors
Manufacturer
Welwyn Components
Datasheet
Power Metal
Film Resistors
MF-S Series
Electrical Data
Physical Data
General Note
Welwyn Components reserves the right to make changes in product specification without notice or liability.
All information is subject to Welwyn’s own data and is considered accurate at time of going to print.
© Welwyn Components Limited
Telephone: +44 (0) 1670 822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com
MF1/2S
MF1S
Ambient temperature range
MF2S
MF3S
Power rating at 70° C
Resistance range
Limiting element voltage
TCR
Isolation voltage
Standard values
Thermal impedance
Dimensions (mm) & Weight (g)
Resistance tolerance
Type
Small size for power rating
Range of 4 sizes: 0.5 watt to 3 watt at 70˚C
Flameproof protection
+0 -0.5
+0 -2.1
+0.6 -0
+0 -0.6
L Mx
12.5
14.5
L
6.2
9.0
D Max
+0 -0.25
+0.5 -0
+0.8 -0
+0 -0.4
2.5
3.6
4.2
5.3
D
f min
23.8
19.6
17.8
21.0
· Bedlington, Northumberland NE22 7AA, UK
+0.01 -0.06
d nom
0.8
0.8
0.8
0.6
d
mounting
centres
20.3
10.2
12.7
18.4
PCB
1.02
radius
ppm/° C
° C/watt
bend
Min.
1.2
1.2
1.2
0.6
watts
ohms
volts
volts
° C
%
Wt.nom
0.5
1.1
0.9
0.3
0R1 – 1M
MF1/2S
140
0.5
500
< 10 :350
d
<
MF1S
110
1.0
1 : 5
E24 preferred
D
-55 to 155
Welwyn Components
350
1R0 – 1M
>1 : 1, 2, 5
L
<
10 :150
MF2S
80
2.0
f
TT electronics plc
Issue C · 01.06
700
A subsidiary of
MF3S
60
3.0
03.08
147

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MF3S-3K3JI Summary of contents

Page 1

... C/watt ° C PCB Min. mounting bend centres radius Wt.nom 10.2 1.02 0.6 0.3 d 12.7 1.2 0.5 18.4 1.2 0.9 20.3 1.2 1.1 Welwyn Components MF2S MF3S 1.0 2.0 3.0 1R0 – 1M 350 < 10 :150 700 > E24 preferred 80 60 -55 to 155 subsidiary of TT electronics plc Issue C · 01.06 03.08 147 ...

Page 2

... The preferred method of packaging is taped and ammo packed, see figure 1 for critical dimensions. Alternative packaging is available by special request. Figure Body location MF1S 52 2 MF2S 52 2 MF3S 67 2 ˚ – 0.5 5 0.5 5 0.5 10 0.5 03.08 Issue C · 01.06 ...

Page 3

... Flameproof Power Metal Film Resistors MF-S Series Ordering Procedure Example: MF3S at 3.3 kilohms and 5% tolerance in ammo pack box of 1000 pieces – Type Value (use IEC62 code) Tolerance (use IEC62 code Packing MF1/2S MF1S I Ammo MF2S MF3S © Welwyn Components Limited Bedlington, Northumberland NE22 7AA, UK Telephone: +44 (0) 1670 822181 · ...

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