E G4 FPRFPS2 4 T220 T221

FPR / FPS
2-T220 4-T220 2-T221 4-T221
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Extremly Low-Ohm
Small Dimensions
High Stability
Low Inductance
Low Electrical Noise
Low Temperature Coefficient
TO220-Housing
SMD available
SPECIFICATIONS
ELECTRICAL
Resistor Range
:
0R002 ... 50R
Power Rating
:
1.5 W (70°C)
15 W with heatsink
Thermal Resistance Rthj-c
:
4.8 K/W
Tolerances
from 0R002
from 0R010
:
:
:
from 0R100
:
2%, 5% / 4-pin version also 1.0%
1%, 2%, 5%
4-pin version also 0.1% and 0.25%
0.5%, 1%, 2%, 5%
4-pin version also 0.1% and 0.25%
Stability
:
0.1%, 0.2%, 0.5% (depends on the stress)
Temperature Coefficient
:
±15 ppm/K (20...60)°C / ±50 ppm/K (-40...130)°C
FPR 2-T220/221 R<0R2 TCR-Shift
depends on resistor value (see table next page)
Max. Current
:
50 A
Insolation Resistance
:
300 VDC
Thermal EMF
:
< 1 µV/K
:
-40°C...130°C
:
:
:
:
:
Metalfoil CuNiMn (DIN 17471)
Al2O3 or anodized aluminium
Epoxidharz or PPS
Cu tinned, 2-pin or 4-pin
1.0 Nm / T221: 0.8 Nm
ENVIRONMENTAL
Operating Temperature
MECHANICAL
Resistor Material
Substrate
Housing
Connector Material
Max. Torque backplate
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, UK
Tel. + 44 (0) 1342 835234, Fax. + 44 (0) 1342 834306, e-mail [email protected] web www.willow.co.uk
FPR / FPS 2-T220
4-T220 2-T221 4-T221
TEMPERATURE COEFFICIENT
2000
250
+ 15 ppm/K
1000
200
-1000
- 15 ppm/K
-2000
-3000
Limit 2 (3σ)
-4000
-5000
Nominal dR/R
TCR - Shift (ppm/K)
dR/R (ppm )
0
150
100
50
-6000
140
0
Temperature (°C)
Resistance Value (mOhm)
DERATING CURVE
Power ( % from
nominal power)
120
100
0,5%
80
0,2%
%
0,1%
60
40
20
0
25
50
85
100
115
130
Tem perature of the backplate (°C)
DIMENSIONS
FPR 2-T220
200
120
100
60
100
50
40
80
20
20
10
0
5
Limit 1 (3σ)
-20
2
-7000
-40
FPR 4-T220
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, UK
Tel. + 44 (0) 1342 835234, Fax. + 44 (0) 1342 834306, e-mail [email protected] web www.willow.co.uk
FPR / FPS 2-T220
4-T220 2-T221 4-T221
DIMENSIONS
FPR 2-T221
FPR 4-T221
FPS 2-T220
FPS 4-T220
HOW TO ORDER
FPR 2-T220 10R 0.25%
FPR 2-T221 0R068 0.5%
FPS 2-T220 1R0 1%
FPR 4-T221 0R1 0.5%
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, UK
Tel. + 44 (0) 1342 835234, Fax. + 44 (0) 1342 834306, e-mail [email protected] web www.willow.co.uk
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