RXF Wirewound fusing resistor China (1/4W,0.25W,1/2W,0.5W,1W,2W,3W)
IN: RXF Wire wound fusing resistor China, wire wound fusible resistor,energy light resitor,
rated power:1/4W,0.25W,1/2W,0.5W,1W,2W,3W;fusing time in 60s.
Features and Purposes
○Providing features as a wire-wound resistor
○Immediate disconnection of overload voltage providing circuit protection
○Used in energy-saving lamps, chargers and electronic circuits
○Service temperature range：-55～+155℃
○Short-time overload ΔR/R≤± (1%R+0.05Ω) with no visible damage on the outside
○Withstand voltage with no breakdown or sparkover
○Lead-out end intensity ΔR/R≤± (1%R+0.05Ω) with no visible damage on the outside
○Stable humidityΔR/R≤±5%
○DurabilityΔR/R≤±5%
Overall Dimensions
| Model |
Rated power(W) |
Size(mm) |
| L |
D |
d |
l |
| RXF |
1/4W |
6.3±0.5 |
2.3±0.5 |
0.45±0.05 |
28±2 |
| 1/2W |
9.5±0.5 |
3.5±0.5 |
0.55±0.05 |
28±2 |
| 1W |
11.5±0.5 |
4.5±0.5 |
0.65±0.05 |
28±2 |
| 2W |
15.5±1.0 |
5.0±0.5 |
0.75±0.05 |
28±2 |
Key Performance Parameters
| Model |
Rated power at 70℃(W) |
temperature coefficient(α)
(10-6 /℃) |
element voltage
(Usable DC or AC value) (V) |
voltage
(Peak DC or AC value) (V) |
consumption multiple
(times) |
resistance rage |
time
(S) |
| RXF |
1/4W |
±250 |
Not applicable |
400 |
16 |
1～150Ω |
≤60 |
| 1/2W |
| 1W |
| 2W |
Power Consumption Reduction Curve
