Product Information

USR 4-4020 1R000 D 1%

USR 4-4020 1R000 D 1% electronic component of Powertron

Datasheet
RES, 1R, 1%, 30W, SIP, METAL FOIL
Manufacturer: Powertron
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)

1: USD 72.9066 ea
Line Total: USD 72.91

0 - Global Stock
MOQ: 1  Multiples: 1
Pack Size: 1

 More Buying Options & Price Grid(s)

Availability Price Quantity
0 - WHS 1


Ships to you between Wed. 22 May to Tue. 28 May

MOQ : 1
Multiples : 1
1 : USD 72.9066
2 : USD 67.3685
3 : USD 64.1437
5 : USD 61.3316
10 : USD 56.0787
20 : USD 53.3252

Read More Specifications

     
Manufacturer
Product Category
Brand
Resistance
Product Range
Power Rating
Resistance Tolerance
Resistor Case Style
Voltage Rating
Resistor Element Material
Temperature Coefficient
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Additional Infomation About Product

USR UNR 4-4020 FEATURES Resistances from 0.05Ohm to 500Ohms Power Rating to 50Watt Resistance Tolerances to 0.01% TCR to 1ppm/K Load Stability to 0.01% TABLE 1SPECIFICATIONS TYPE USR 4-4020 UNR 4-4020 Resistance Range other resistance values upon request 0.05 to 100 Ohms power rating depending on resistance value Free air 70C 2.5W 2.5W Power Rating With heatsink 30W 50W Tolerances from 0.05 Ohms 0.1% / 0.25% / 0.5% / 1% from 10.0 Ohms 0.05% / 0.1% / 0.25% / 0.5% / 1% from 50.0 Ohms 0.01% / 0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1% Thermal Resistance 3.6 K/W 2.2 K/W Stability (1000h) 0.01% max. 5ppm/K (-55 to 155C) Temperature Coefficient typ. 3ppm/K (-55 to 125C) upon request 1ppm/K (0 to 60C) Voltage Proof 750 VDC Maximum Current 15A Thermal EMF < 0.1V/K Operating Temperature Range -55 to 155C Resistor Material NiCr-Foil Substrate Al O AlN 2 3 Housing Epoxy + Al-heatsink Connector Material Cu / tinned Terminals 4 (standard contact D) Max. Torque 1.0 Nm Specially designed for ap- Notes plications with fast changing electrical load ORDERING INFORMATION Part Number - Resistance - Contact - Tolerance - TCR (if not standard) USR 4-4020 10R000 D 0.5% Document No.: 64239 For technical questions, www.powertron.de Revision: 31-01-2015 contact powertron vpgsensors.com 1USR UNR 4-4020 FIGURE 1TEMPERATURE COEFFICIENT 200 100 Nominal Spread 0 2.3ppm/K -100 -200 -300 Nominal R/R -400 -500 Nominal Spread -600 2.3ppm/K -700 -75 -50 -25 0 25 50 75 100 125 150 Temperature (C) FIGURE 2DERATING Power Rating Notes - The U-Series Resistors must be attached to a suitable heatsink. The maximum internal resistor temperature is 155C. 120 To specify an appropriate heatsink use the following formula : 100 R = T - ( P x R ) - T 80 qH MAX qR A P 60 40 Where: R = Thermal Resistance of Heatsink ( K/W ) qH 20 R = Thermal Resistance of Resistor ( K/W ) qR T = Maximum Temperature of Resistor 0 MAX T = Ambient Temperature of Heatsink ( C ) A 25 50 85 100 115 130 145 155 P = Power Through Resistor ( W ) Temperature of the backplate(C) FIGURE 3DIMENSIONS in mm (inches) Dimension A 2.0 (0.079) 45.40 (1.79) B 0.3 (0.012) 40.00 (1.57) C 0.2 (0.008) 20.00 (0.79) D 0.2 (0.008) 10.00 (0.39) E 0.2 (0.008) 30.00 (1.18) F 0.2 (0.008) 20.00 (0.79) G 0.1 (0.004) 3.80 (0.15) H 0.1 (0.004) 0.8 (0.031) I 0.1 (0.004) 5.08 (0.20) J 0.2 (0.008) 15.24 (0.60) K 0.1 (0.004) 3.00 (0.12) L 0.1 (0.004) 7.00 (0.28) M 0.1 (0.004) 4.00 (0.16) www.powertron.de For technical questions, Document No.: 64239 2 contact powertron vpgsensors.com Revision: 31-01-2015 Power (% from nominal power) R/R (ppm)

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