WIREWOUND RESISTORS 0.1Ω ~ 470Ω KNP1/2W-T52-10RJ ±350PPM -±1300PPM
WIREWOUND RESISTORS (RW SERIES - KNP ; WWK Series) KNP1/2W-T52-10RJ ±350PPM -±1300PPM
Style :KNP1/4W KNP1/2WS KNP1/2W KNP1WS KNP1W KNP2WS KNP2W KNP3WS KNP3W KNP5W KNP5WS
Tolerlance : K : ±10% J : ±5% G : ±2% F :±1%
Features:
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Formed by winding a resistance wire around an alkaliless ceramic base.
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Is coated with a non-corrosive, high insulating, non-flammable material.
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Super heat dissipation, small linear temperature coefficient.
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Low noise.
Characteristic Performance
Item | Performance |
Operating Temp. Range | -55℃ ~ +155℃ |
Temperature Coefficient | Within ±300PPM/℃ |
Short Time Overload | Within ±(2%+0.05Ω), no evidence of mechanical damage. |
Insulation Resistance | 103MΩ or more |
Dielectric Withstanding Voltage | No evidence of flashover mechanical damage, arcing or insulation breakdown. |
Pulse Overload | Within ±(2%+0.05Ω) |
Terminal Strength | No evidence of mechanical damage. |
Resistance to Soldering Heat | Within ±(2%+0.05Ω), no evidence of mechanical damage. |
Solderability | Covered with new solder by 95% at least. |
Resistance to Solvent | No deterioration of protective coating and markings. |
Temperature Cycle | Within ±(2%+0.05Ω), no evidence of mechanical damage. |
Load Life in Humidity | Within ±(5%+0.05Ω) |
Load Life | Within ±(5%+0.05Ω) |
Flammability | No evidence of flame. |
Derating Curve

Structure & Materials

No. | Item | Material |
1 | Lead Wire | Soldered or tinned annealed copper wire. |
2 | Connection | The lead wire, which is plated with solder, shall be mounted to the caps by welding process. |
3 | Terminal | Tinned iron cap. |
4 | Ceramic Core | High alumina ceramic is used. |
5 | Resistance Element | The resistor element shall consists of metal film. |
6 | Insulation Coating | Epoxy resin is used. |
7 | Indication | Color code. |
Dimensions

Style | Power Rating | Dimensions (mm) | Dielectric Withstanding Voltage | Resistance Range |
L | D | d | H |
KNP 1/4W | 0.25W | 6.50 ± 0.50 | 2.50 ± 0.50 | 0.50 ± 0.50 | 28.00 ± 3.00 | 250V | 0.1Ω ~ 27Ω |
KNP 1/2WS | 0.5W | 6.50 ± 0.50 | 2.50 ± 0.50 | 0.50 ± 0.50 | 28.00 ± 3.00 | 250V | 0.1Ω ~ 27Ω |
KNP 1/2W | 0.5W | 9.00 ± 1.00 | 3.20 ± 0.50 | 0.60 ± 0.10 | 28.00 ± 3.00 | 350V | 0.1Ω ~ 39Ω |
KNP 1WS | 1W | 9.00 ± 1.00 | 3.20 ± 0.50 | 0.60 ± 0.10 | 28.00 ± 3.00 | 350V | 0.1Ω ~ 39Ω |
KNP 1W | 1W | 12.00 ± 1.00 | 4.50 ± 0.50 | 0.65 ± 0.10 | 32.00 ± 3.00 | 500V | 0.1Ω ~ 50Ω |
KNP 2WS | 2W | 12.00 ± 1.00 | 4.50 ± 0.50 | 0.65 ± 0.10 | 32.00 ± 3.00 | 500V | 0.1Ω ~ 50Ω |
KNP 2W | 2W | 15.50 ± 1.00 | 5.00 ± 1.00 | 0.70 ± 0.10 | 35.00 ± 3.00 | 500V | 0.1Ω ~ 120Ω |
KNP 3WS | 3W | 15.50 ± 1.00 | 5.00 ± 1.00 | 0.70 ± 0.10 | 35.00 ± 3.00 | 500V | 0.1Ω ~ 120Ω |
KNP 3W | 3W | 17.50 ± 1.00 | 6.50 ± 1.00 | 0.70 ± 0.10 | 35.00 ± 3.00 | 500V | 0.1Ω ~ 200Ω |
KNP 5WS | 5W | 17.50 ± 1.00 | 6.50 ± 1.00 | 0.70 ± 0.10 | 35.00 ± 3.00 | 500V | 0.1Ω ~ 200Ω |
KNP 5W | 5W | 24.50 ± 1.00 | 9.00 ± 1.00 | 0.70 ± 0.10 | 32.00 ± 3.00 | 500V | 0.1Ω ~ 470Ω |
Note: Special specification can be constructed on request, except the resistance value is less than 0.22Ω at 1% tolerance.
How to Order
Ex.: KNP1/2W-T52-10RJ
We only sell the best quality at the lowest possible price with trustworthy service.
Related products :
MF1/4W DIP Resistor 0.1% 25ppm for available :MF1/4W-T52-1KRB MF1/4W-T52-100RB MF1/4W-B-330KRB
MF1/4W 0.1% | MF1/4W 0.1% | MF1/4W 0.1% |
10R | 620R | 22K |
20R | 1K | 30K |
47R | 1.5K | 33K |
50R | 2K | 47K |
100R | 2.2K | 51K |
120R | 2.5K | 50K |
125R | 3K | 100K |
150R | 3.3K | 120K |
200R | 3.16k | 150K |
220R | 4.7K | 200K |
250R | 4.99K | 220K |
300R | 5K | 300K |
316R | 5.1K | 330K |
330R | 6.41K | 390K |
400R | 10K | 470K |
470R | 14.1K | 500K |
500R | 15K | 1M |
510R | 20K | |