FPR FNR 2-T227 4-T227
FoilꢀPowerꢀResistors
• Resistances from 0.001Ohm to 100Ohms
• Power Rating to 80Watt
• Resistance Tolerances to ±0.1%
• TCR to ±15ppm/K
• Load Stability to 0.1%
SPECIFICATIONS
Type
FPR 2-T227
FPR 4-T227
FNR 2-T227
FNR 4-T227
Terminals
2
4
2
4
(kelvinꢀconnection)
(kelvinꢀconnection)
ResistanceꢀRange
0.01ꢀtoꢀ100ꢀOhms
0.001ꢀtoꢀ100ꢀOhms
0.01ꢀtoꢀ100ꢀOhms
0.001ꢀtoꢀ100ꢀOhms
PowerꢀRating
(withꢀheatsink)
60W
80W
ThermalꢀResistanceꢀRthj-c
Tolerances
1.3ꢀK/W
1.0ꢀK/W
0.1%ꢀ/ꢀ1%ꢀ/ꢀ2%ꢀ/ꢀ5%
(othersꢀuponꢀrequest)
Stability
0.1%ꢀ/ꢀ0.2%ꢀ/ꢀ0.5%
(dependsꢀonꢀstress)
Temperature Coefficient
±15ꢀppm/Kꢀ(20ꢀtoꢀ60°C)
fromꢀRꢀ<ꢀ0.02ꢀOhmsꢀ±20ꢀppm/Kꢀ(20ꢀtoꢀ60°C)
FPRꢀ2-T227ꢀ/ꢀFNRꢀ2-T227ꢀTKꢀShiftꢀdependsꢀfrom
resistanceꢀvalueꢀ(seeꢀgraphꢀnextꢀpage)
VoltageꢀProof
ThermalꢀEMF
Max.ꢀCurrent
2.5ꢀkVꢀDC
<ꢀ1ꢀµV/K
50A
(higherꢀuponꢀrequest)
OperatingꢀTemperature
ResistorꢀMaterial
Substrate
-40°Cꢀtoꢀ130°C
MetalfoilꢀCuNiMnꢀ(DINꢀ17471)
Al2O3
AlN
Housing
Epoxy
ConnectorꢀMaterial
Max.ꢀTorque
Cuꢀ/ꢀtinnedꢀorꢀnickelꢀplated
backplate:ꢀ1.5Nm
terminals:ꢀ1.3ꢀNm
Ordering Information
PartꢀNumberꢀ-ꢀResistanceꢀ-ꢀToleranceꢀ
FPRꢀ2-T227ꢀ1.1ꢀOhmsꢀ1%
Riedon Inc.ꢀ
ꢀ
ꢀ
300ꢀCypressꢀAvenueꢀ
ꢀ
ꢀ
AlhambraꢀCAꢀ91801ꢀ
www.riedon.com
ꢀ(626)ꢀ284-9901ꢀ
ꢀ(626)ꢀ284-1704
Pageꢀ43
ꢀ
ꢀ
ꢀ
ꢀ
rev.ꢀ03/2006A
RIEDON [ RIEDON POWERTRON ]
