F43D Datasheet, PDF (1/2 Pages) Welwyn Components Limited – High Voltage Thick Film Resistors

High Voltage
Thick Film Resistors
F Series
• ^{Working voltage up to 28kV}
• ^{Resistance up to 150G}
• ^{Termination variants}
• ^{Sets supplied with matched characteristics}
• ^{Good ratio matching over wide voltage range}
Welwyn Components
Electrical Data
Power rating
Resistance range
Limiting element voltage
TCR 20° - 70°C
Resistance tolerance
Standard values
Thermal impedance
Ambient temperature range
watts
ohms
volts
volts
ppm/°C
%
°C/watt
°C
F43
F44
0.7
1.3
2M to 100G
2M to 150G
4K
14K
8K
28K
-2000
2, 5, 10
E24 preferred
44
33
-55 to 100
Notes
In air
In oil
Measured at 100 volts dc
Any value to special order
Physical Data
Dimensions (mm) & Weight (g)
Type
F43D
F44D
F43KU
F44KU
F43TU
F44TU
L max
25.4
50.8
30.2
53.2
32.6
55.6
D max
8.4
8.4
8.5
8.5
8.5
8.5
f min
32.0
32.0
32.0
32.0
d nom
0.8
0.8
0.8
0.8
PCB Min.
mounting Bend
centres Radius Wt. nom
31.8 1.2
3.1
57.2 1.2
5.6
3.9
7.4
5.8
8.2
F44D
dD
L
f
F44TU
L
F44KU
L
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 · Bedlington, Northumberland NE22 7AA, UK
Telephone: [phone] · Facsimile: [phone] · Email: [e-mail] · Website: www.welwyn-tt.com
A subsidiary of
TT electronics plc
Issue B · 03.02
201