FHR
4-2820H
Special Resistors
SPECIFICATIONS
(continued)
Temperature Coefficient
4000
2000
+15ppm/K
∆R/R (ppm)
0
-15ppm/K
Limit 2 (3σ)
Nominal ∆R/R
Limit 1 (3σ)
-2000
-4000
-6000
-8000
-40
-20
0
20
40
60
80
100
120
140
Temperature (°C)
without heatsink
Power (% from
nominal power)
120
100
80
60
40
20
0
25
50
70
85
100
115
130
Derating
Power (% from
nominal power)
120
100
80
60
40
20
0
25
50
with heatsink
Ambient Temperature (°C)
Temperature of the backplate (°C)
85
100
115
130
Dimensions
Dimension
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
mm
8.50
25.75
2.00
5.08
0.80
3.00
1.30
5.08
2.60
3.00
1.90
5.08
3.60
20.00
18.84
27.50
tol.
(±mm)
0.2
0.2
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
inches
0.33
1.01
0.08
0.20
0.03
0.12
0.05
0.20
0.10
0.12
0.07
0.20
0.14
0.79
0.74
1.08
tol.
(±inches)
0.008
0.008
0.008
0.004
0.004
0.004
0.004
0.004
0.004
0.004
0.004
0.004
0.004
0.008
0.008
0.008
Powertron GmbH
Potsdamer Strasse 18a D-14513 Teltow
+49 (0)3328 3530-0
A Riedon Company
www.powertron.de
+49 (0)3328 3530-15
Page 30
rev. 03/2006A
RIEDON [ RIEDON POWERTRON ]
