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Quick Details

Operating Temperature: -55---+325
Temperature Coefficient: 250PPM
Rated Power: 10W 250W 500W and so on
Resistance Tolerance: 5%
Resistance: 50W and above or below
Package Type: P
Technology: high power resistor
Type: boat power resistor
Model Number: XW-112
Brand Name: OEM
Place of Origin: China (Mainland)

Specifications



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High Power Aluminium Encaed Boat Type Wire-Wound Resistor
Large Capacity Aluminium Encased Wire-Wound Resistor
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High Power Coated Wire-Wound Resistors
 
High Power Coated Wirewound Resistor with Wave-Band Winding 
 

IFeatures:

1.       Radial glassfibre core

2.       Coated type

II. Dimension and Structure     
         

Type

Power

Resistance Range

Dimension(mm)

Min

Max

L

RM

290-0/1

2.0W

R1

2K2

18.2

10.2

292-0/1

4.0W

R18

3K3

23.3

15.2

294-0/1

5.0W

R18

5K1

33.4

25.4

296-0/1

6.5W

R22

7K5

43.5

35.4

298-0/1

8.0W

R51

9K1

53.7

45.7

 

III.Electrical Characteristics

Item

Performance requirement

Temperature Coefficient:

± 250ppm/

Short time overload:

ΔR≤±(1% R0+0.05Ω)

Tolerances

±5%(J),±10%(K)

Climatic category:

55/155/21

Temperature range:

-55-275

Derating:

The rated power of the resitor will be derate from 100% to 0 when the working
temperature rise from70to200

load life:

ΔR≤±(5% R0+0.1Ω)

Damp heat,steady state

ΔR≤±(5% R0+0.1Ω)

Terminal tensile strength

ΔR≤±(1% R0+0.05Ω)

Resistance to sold,heat

ΔR≤±(1% R0+0.05Ω)

Solderability

IEC68-2-20235±5,2±0.5s(Solder bath method