T43D Datasheet, PDF (1/2 Pages) Welwyn Components Limited – High Voltage Precision Thick Film Resistors

High Voltage Precision
Thick Film Resistors
T Series
• Working voltage up to 100kV
• ^{Resistances up to 50G}
• ^{TCR down to 25ppm}
• ^{Termination variants}
• ^{Sets of resistors with matched characteristics}
Welwyn Components
Electrical Data
Power rating at 20°C
Resistance range
Limiting element voltage
TCR
Resistance tolerance
Values
Thermal impedance
Ambient temperature range
watts
ohms
volts
ppm/°C
%
°C/watt
°C
T43
T44
T48
1.5
3.5
10
1K to 10G
1K to 50G
1K to 50G
4K
14K
50K
8K
28K
100K
25, 50, 100
1, 2, 5
E24 preferred values
31
27
13
-55 to 150
Notes
In air
In oil
Values > 1G: TCR is 250ppm/°C
Closer tolerances over restricted range
Any value to special order
Physical Data
Dimensions (mm) & Weight (g)
Type
T43D
T44D
T48D
T43KU
T44KU
T48KU
T43TU
T44TU
T48TU
L max
25.4
50.8
150.0
30.2
53.2
152.2
32.6
55.6
154.8
D max
8.4
8.4
8.4
8.5
8.5
8.5
8.5
8.5
8.5
f min
32.0
32.0
32.0
32.0
32.0
32.0
d nom
0.8
0.8
0.8
0.8
0.8
0.8
PCB
mounting
centres
31.8
57.2
156.4
Min
Bend
Radius
1.2
1.2
1.2
Wt. nom
3.1
5.6
18.5
3.9
7.4
19.3
5.8
8.2
20.2
T44D
dD
L
f
T44TU
L
T44KU
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
193