FC4 WELWYN [Welwyn Components Limited], FC4 Datasheet - Page 2

• Manufacturer Part Number: FC4
• Description: Fusible Carbon Film Resistors
• Manufacturer: WELWYN [Welwyn Components Limited]

Fusible Carbon
Film Resistor
FC4
Packaging
All FC resistors are supplied tape packed ready for loading
on to automatic sequencing and insertion machines.
Component wires will not protrude beyond the outside
edge of the tapes.
Lead formed resistors can also be supplied. Standard
options of Lancet, Radial and Goalpost forming are shown
in Lead Form Information section.
Alternative packaging available by request.
© Welwyn Components Limited
Telephone: [phone] · Facsimile: [phone] · Email: [e-mail] · Website: www.welwyn-tt.com
Performance Data
Load 1000 hrs at 70°C
Derating from rated power at 70°C
Climatic
Climatic category
Temperature rapid change
Resistance to solder heat
Vibration and bump
Isolation resistance
Graph 1
GRAPH 1 FUSING CHARACTERISTICS (constant voltage)
100
5.0
2.0
1.0
0.5
50
40
30
20
10
0.1
Fusing Characteristics (constant voltage)
3.5
5
Applied power (watts)
Bedlington, Northumberland NE22 7AA, UK
>1k to 5.1k
10
1.0 - 1k
15
ohms
R%
R%
R%
R%
R%
Standard Quantities Per Package
Graph 2
Type
Ammo pack
GRAPH 2
300
280
260
240
220
200
180
160
140
120
100
80
60
40
20
0
1
6
Body location f
MAXIMUM FUSING VOLTAGE
Maximum Fusing Voltage
f
1
10
Resistance value (ohms)
zero at 125°C
Maximum
40/125/56
Welwyn Components
0.25
52
>1G
0.2
0.8
0.5
0.5
0.1
1
– f
100
2
5000
FC4
1.4 mm
f
2
1k
6
5
Issue B · 03.02
167