USR 2-T220B 1000.00 OHM 0.1% 3PPM

Manufacturer Part NumberUSR 2-T220B 1000.00 OHM 0.1% 3PPM
DescriptionRES 1K OHM 6W .1% FOIL TO-220
ManufacturerRiedon
SeriesUSR
USR 2-T220B 1000.00 OHM 0.1% 3PPM datasheet
 


Specifications of USR 2-T220B 1000.00 OHM 0.1% 3PPM

Resistance (ohms)1KPower (watts)6W
CompositionMetal FoilTemperature Coefficient±3ppm/°C
Tolerance±0.1%Size / Dimension0.681" L x 0.400" W (17.30mm x 10.16mm)
Height0.157" (4.00mm)Lead StyleSurface Mount (SMD - SMT)
Package / CaseTO-220Resistance In Ohms1.00K
CaseTO-220Lead Free Status / RoHS StatusLead free / RoHS Compliant
Features-  
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USR UNR 2-T220 / T220B / T221
USS UNS 2-T220
Precision Foil Resistors
Type
Resistance Range
Power rating
free air 70°C (R<50R0)
free air 70°C (R>50R0)
with heatsink (R<50R0)
with heatsink (R>50R0)
Thermal Resistance Rthj-c
R<50R0
R>50R0
Tolerances
from 0.5 Ohms
from 10.0 Ohms
from 25.0 Ohms
from 50.0 Ohms
Stability
Shelf Life Stability
Temperature Coefficient
Voltage Proof
Thermal EMF
Operating Temperature Range
Resistor Material
Substrate
Housing
Connector Material
Terminals
Max. Torque
Notes
Part Number - Resistance - Contact - Tolerance - TCR
UNR 2-T220B 5.7kOhms C 0.5% 3ppm
Riedon Inc.
300 Cypress Avenue
Resistances from 0.5Ohm to 150kOhms
Power Rating to 10Watt
Resistance Tolerances to ±0.01%
TCR to ±3ppm/K
Load Stability to 0.01%
TO-220 Housing
Convenient SMD D2Pak Available
SPECIFICATIONS
USR / USS
0.5 Ohms to 150 kOhms
1.5W
1.0W
10W
6W
10.8 K/W
18.8 K/W
0.1% / 0.25% / 0.5% / 1%
0.05% / 0.1% / 0.25% / 0.5% / 1%
0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
0.01% / 0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
25ppm / ∆R after 1 year
50ppm / ∆R after 3 year
max. ±5ppm/K (-55 to 155°C)
typ. ±3ppm/K (-55 to 125°C)
< 0.1µV/K
-55 to 155°C
Al
O
2
3
Epoxy + Cu heatsink nickel plated
Ordering Information
Alhambra CA 91801
www.riedon.com
UNR /UNS
0.5 Ohms to 5 kOhms
1.5W
1.0W
15W
10W
6.8 K/W
10.8 K/W
0.01%
1 kVDC
NiCr-Foil
AlN
Cu tinned
2
1.0 Nm
Specially designed for applications with fast
changing electrical load
(626) 284-9901
(626) 284-1704
Page 124
rev. 03/2006A

USR 2-T220B 1000.00 OHM 0.1% 3PPM Summary of contents

  • Page 1

    ... Shelf Life Stability Temperature Coefficient Voltage Proof Thermal EMF Operating Temperature Range Resistor Material Substrate Housing Connector Material Terminals Max. Torque Notes Part Number - Resistance - Contact - Tolerance - TCR UNR 2-T220B 5.7kOhms C 0.5% 3ppm Riedon Inc. 300 Cypress Avenue • Resistances from 0.5Ohm to 150kOhms • Power Rating to 10Watt • Resistance Tolerances to ±0.01% • TCR to ±3ppm/K • ...

  • Page 2

    ... Temperature of the backplate(°C) USS 2-T220 / UNS 2-T220 Dimension mm (±mm) A 12.70 B 10.16 C 0.76 D 5.08 E 4.00 F 1.20 G 14.60 H 15.00 I 17.33 J 0.40 K 1.85 Riedon Inc. 300 Cypress Avenue SPECIFICATIONS Temperature Coefficient -25 Temperature (°C) Derating Power Rating Notes - The U-Series Resistors must be attached to a suitable heatsink. The maximum internal resistor temperature is 155°C. To specify an appropriate heatsink use the following formula : R Where: R 115 130 145 155 ...

  • Page 3

    ... USR UNR 2-T220 / T220B / T221 USS UNS 2-T220 Precision Foil Resistors USR 2-T220B / UNR 2-T220B USR 2-T221 / UNR 2-T221 USR 2-T220 / UNR 2-T220 Riedon Inc. 300 Cypress Avenue SPECIFICATIONS (continued) Dimensions Dimension (C-Contact Dimension (C-Contact Dimension Alhambra CA 91801 www.riedon.com tol. tol. mm (±mm) inches (±inches) 17.30 0.2 0.68 0.008 10.16 0.2 0.40 0.008 6.00 ...