NPR NPS 2-T220 T221
NHR NHS 2-T220 T221
PowerꢀResistors
• Resistances from 0.02Ohm to 100kOhms
• Power Rating to 50Watt
• Resistance Tolerances to ±1%
• TCR to ±50ppm/K
• Load Stability to 0.5%
• TO-220 Housing
• Convenient SMD D2Pak Available
SPECIFICATIONS
Type
NPR / NPS
NHR / NHS
ResistanceꢀRange
0.02ꢀOhmsꢀtoꢀ100kOhms
0.02ꢀOhmsꢀtoꢀ15kOhms
Powerꢀrating
ꢀ
ꢀ
freeꢀairꢀ70°C
withꢀheatsink
1.5ꢀW
30ꢀW
1.5ꢀW
50ꢀW
ThermalꢀResistanceꢀRthj-c
3.5ꢀK/W
2.1ꢀK/W
Tolerances
ꢀ
ꢀ
fromꢀ0.02ꢀOhms
fromꢀ1.0ꢀOhms
2%ꢀ/ꢀ5%
1%ꢀ/ꢀ2%ꢀ/ꢀ5%
Stability
0.5%
Temperature Coefficient
ꢀ
ꢀ
ꢀ
0.02ꢀtoꢀ0.049ꢀOhms
0.05ꢀtoꢀ0.099ꢀOhms
0.1ꢀOhmsꢀtoꢀ100ꢀkOhms
±600ꢀppm/K
±300ꢀppm/K
±100ꢀppm/K
uponꢀrequestꢀ±50ꢀppm/K
VoltageꢀProof
2.0ꢀkVDC
1.5ꢀkVDC
Max.ꢀVoltage
dependingꢀonꢀresistanceꢀvalue
10000
1000
100
10
1
2 Ohm
10 Ohm 100 Ohm 1 kOhm
5 kOhm 10 kOhm 100 kOhm
OperatingꢀTemperatureꢀRange
ResistorꢀMaterial
Substrate
-40ꢀtoꢀ155°C
ThickꢀFilm
Al2O3
Housing
EpoxyꢀorꢀPPS
Cuꢀtinned
2
ConnectorꢀMaterial
Terminals
Max.ꢀTorque
T220:ꢀ1ꢀNm
T221:ꢀ0.8ꢀNm
Ordering Information
PartꢀNumberꢀ-ꢀResistanceꢀ-ꢀContactꢀ-ꢀTolerance
NHRꢀ2-T221ꢀCꢀ1.1ꢀkOhmsꢀ1%
Riedon Inc.ꢀ
ꢀ
ꢀ
300ꢀCypressꢀAvenueꢀ
ꢀ
ꢀ
AlhambraꢀCAꢀ91801ꢀ
www.riedon.com
ꢀ(626)ꢀ284-9901ꢀ
ꢀ(626)ꢀ284-1704
Pageꢀ80
ꢀ
ꢀ
ꢀ
ꢀ
rev.ꢀ03/2006A
RIEDON [ RIEDON POWERTRON ]
