Coated High Power Ceramic Tube Resistors Features: 1.Good overload and heat durability capacity, the use life is longer than the others. 2.The resistors surface is coated in green. 3.Operating ambient temperature:-55°C ~ +275°C. 4.Resistance tolerance: ±5%,±10%.
Coated High Power Ceramic Tube Resistors
Products |
Coated High Power Ceramic Tube Resistors |
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Features |
1.Good overload and heat durability capacity, the use life is longer than the others. 2.The resistors surface is coated in green. 3.Operating ambient temperature:-55°C ~ +275°C. 4.Resistance tolerance: ±5%,±10%. |
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Part |
Power |
L1±2 |
L2±3 |
L3±3 |
L4±3 |
H1±1 |
H2±2 |
S±0.5 |
F±0.5 |
W±1 |
T±0.5 |
Resistance |
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HPR25B |
25W |
40 |
60 |
75 |
100 |
20 |
50 |
5.0 |
3.5 |
13.0 |
5.0 |
0R22~4K7 |
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HPR50B |
50W |
82 |
100 |
114 |
140 |
30 |
58 |
6.0 |
5.0 |
14.0 |
6.0 |
0R22~10K |
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HPR100 |
100W |
132 |
150 |
174 |
200 |
30 |
58 |
6.0 |
5.0 |
14.0 |
6.0 |
0R22~15K |
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HPR150 |
150W |
162 |
180 |
194 |
220 |
30 |
58 |
6.0 |
5.0 |
14.0 |
6.0 |
0R33~18K |
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HPR200 |
200W |
207 |
225 |
240 |
265 |
30 |
58 |
6.0 |
5.0 |
14.0 |
6.0 |
0R33~22K |
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HPR250 |
250W |
292 |
310 |
324 |
350 |
30 |
58 |
6.0 |
5.0 |
14.0 |
6.0 |
0R36~24K |
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HPR300 |
300W |
258 |
270 |
285 |
328 |
41 |
85 |
7.8 |
6.0 |
23.0 |
6.0 |
0R33~27K |
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HPR400 |
400W |
322 |
344 |
360 |
406 |
41 |
85 |
7.8 |
6.0 |
23.0 |
6.0 |
0R33~30K |
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HPR500 |
500W |
322 |
344 |
355 |
406 |
51 |
95 |
7.8 |
6.0 |
26.0 |
8.5 |
0R33~33K |
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HPRA00 |
1000W |
290 |
315 |
325 |
375 |
71 |
110 |
10.0 |
8.0 |
32.0 |
8.5 |
0R33~36K |
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HPRA50 |
1500W |
405 |
420 |
435 |
505 |
71 |
110 |
10.0 |
8.0 |
32.0 |
8.5 |
0R33~39K |
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HPRB00 |
2000W |
495 |
525 |
540 |
610 |
71 |
110 |
10.0 |
8.0 |
32.0 |
8.5 |
0R33~43K |
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Test Item |
Test Condition |
Performance |
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Temperature Coefficient |
The resistance value at normal temperature and normal temperature added 100°C, calculate per °C resistance value change rate. |
±350ppm/°C |
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Short Time overload |
10×rated voltage or Max. overload voltage(get the lower) for 5 seconds. |
R≤±(2%R0+0.05Ω) |
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Resistance to soldering Heat |
Immerge into the 350±10°C tin stove for 2~3seconds. |
R≤±(1% R0+0.05Ω) |
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Solderability |
Immerge into the 245±3°C tin stove for 2~3seconds. |
The soldering area is over 95% |
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Temperature cycling |
At -55°C for 30 min. ,then at+25°C for 10~15°C,then at +125°C for 30 min., then at +25°C for 10~15 min., total 5cycles.在-55°C |
R≤±(1% R0+0.05Ω) |
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Load life in humidity |
Overload rated voltage or Max. working voltage(get the lower) for 1000 hours(1.5hours on and 0.5 hours off) at the 40±2°C and 90~95% relative humidity. |
R≤±(5% R0+0.05Ω) |
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Load life in heat |
Overload rated voltage or Max. working voltage(get the lower) for 1000 hours(1.5hours on and 0.5 hours off) at the 70±2°C. |
R≤±(5% R0+0.05Ω) |
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Nonflammability |
Respectively load AC voltage by5,10,16times rated power for 5 minutes. |
No visible flame |
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Note: We can accord to customer’s requirements to customize the specification and dimension, and produce multiple resistance value of one ceramic tube or cancel the fixed plank. |