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KNP 標準型 |
| KNP. KNS . KNSS . NKN Wirewound Resistors |
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WIREWOUND RESISTORS
KNP-Standard Type
KNS-Miniature Type
KNSS-Ultra Mini Type
NKN-Non-Inductive Type
1/2W, 1W, 2W, 3W, 4W, 5W, 7W |
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INTRODUCTION |
Wire wound resistors are made by winding the resistance wire non-corrosive, heat-proof and humidity-proof material
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FEATURES |
- Industry lowest cost.
- Delivery from stock in bulk taped, and strip pack.
- Exceptional long-term stability.
- Standard tolerance: ±5%.
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| DIMENSIONS: |
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| STYLE |
DIMENSION (mm) |
| Normal |
Miniature |
L |
φD |
H |
φd |
| KNP-1/2W |
KNS-1W |
9.0 ±1.0 |
3.5 ±0.5 |
26 ±2.0 |
0.6 ±1.0 |
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KNSS-1W |
6.3 ±1.0 |
2.3 ±0.3 |
26 ±2.0 |
0.6 ±1.0 |
| KNP-1W |
KNS-2W |
11.5 ±1.0 |
4.5 ±0.5 |
35 ±2.0 |
0.8 ±1.0 |
| KNP-2W |
KNS-3W |
15.5 ±1.0 |
5.0 ±0.5 |
33 ±2.0 |
0.8 ±1.0 |
| KNP-3W |
KNS-4W |
17.5 ±1.0 |
6.0 ±0.5 |
32 ±2.0 |
0.8 ±.1.0 |
| KNP-4W |
KNS-5W |
17.5 ±1.0 |
6.0 ±0.5 |
32 ±1.0 |
0.8 ±1.0 |
| KNP-5W |
KNS-7W |
24.5 ±1.0 |
8.0 ±0.5 |
38 ±1.0 |
0.8 ±1.0 |
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| ELECTRICAL CHARACTERISTICS: |
| Rating 70 o C |
KNP-1/2W |
KNP-1W |
KNP-2W |
KNP-3W |
KNP-4W |
KNP-5W |
| KNS/SS-1W |
KNS-2W |
KNS-3W |
KNS-4W |
KNS-5W |
KNS-7W |
| Operating Temp. Range |
-55 o C ~ +155 o C |
| Dielectric Withstanding Voltage (AC) |
300V |
400V |
400V |
400V |
400V |
400V |
| Value Range ±5% |
0.1 Ω ~47 Ω |
0.1 Ω ~100 Ω |
0.1 Ω ~330 Ω |
0.1 Ω ~560 Ω |
0.1 Ω ~560 Ω |
0.1 Ω ~1K Ω |
| Temp. Coefficient (by Type) |
±350ppm |
* a. Standard resistance is as the above list, below or over this resistance is on request.
b. Value for NKN Non-Inductive type is up to 50 Ω only. |
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ENVIRONMENTAL CHARACTERISTICS : |
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TEST METHOD |
APPRAISE |
| Short Time Overload |
JIS-C-5202 5.5 : 2.5 times RCWV for 5 seconds |
±(0.25%+0.05 Ω) |
| Dielectric Withstanding V. |
JIS-C-5202 5.7 : in V-Block for 60 seconds |
By Type |
| Temperature Coefficient |
JIS-C-5202 5.2 : -55 o C ~+155 o C |
±350ppm |
| Insulation Resistance |
JIS-C-5202 5.6 : in V-Block |
± 1000 M Ω |
| Solderability |
JIS-C-5202 6.5 : 235 o C for 5 ±0.5 seconds |
95% min. coverage |
| Resistance to Solvent |
JIS-C-5202 6.9 : Trichroethance for 1 min. with ultrasonic |
no deterioration |
| Terminal Strength |
Direct load for 10 sec. In the direction of the terminal leads |
±2.5KG/24.5N |
| Load Life in Humidity |
JIS-C-5202 7.9 : 40 ±2 o C, 90~95% RH at RCWV for 1000 hrs
(1.5hrs. on, 0.5 hrs. off) |
±(3%+0.05 Ω) |
| Load Life |
JIS-C-5202 7.10 : 70 o C at RCWV for 1000hrs (1.5hrs.on, 0.5hrs.off) |
±(3%+0.05 Ω) |
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