| 繞線電阻器 (RW 系列) |
| RWU =STANDARD一般品 ; RWS =MINIATURIZED小型品 |
| FEATURES : |
 The RW series are coated with flame-proof silicon-base
formulation. |
| Stable long service life |
| Small size is good for high density application. |
| 特 性 : |
| 使用不燃性塗料，具不燃與絕緣之安全特性 |
| 長期穩定性佳 |
| 小型化能高密度插裝 |
| CHARACTERISTICS 性 能： |
| ITEM 項 目 |
SPEC 規 格 |
REMARKS 備 註 |
|
| Load life under high temperature 高溫負荷壽命 |
±5% | JIS-C-5202 7.10 | Rated voltage at 70℃ for 1,000 hours 額定電壓70℃ 1,000小時 |
| Load life under high humidity 耐濕負荷壽命 |
±5% | JIS-C-5202 7.9 | Power rating x 1/10 at 40℃, 95% RH for 1,000 hours 額定功率x 1/10，40℃，95% RH 1,000小時 |
| Temp. coefficient of resistance 溫度係數 |
R>1Ω: ±300ppm/℃ R≦1Ω: ±500ppm/℃ |
JIS-C-5202 5.2 | Room temp. + 100℃ 室溫 + 100℃ |
| Short time overload 短時間過負荷 |
±2% |
JIS-C-5202 5.5 | 6.25 times the rated power for 5 seconds 6.25倍額定功率5秒 |
| Temperature cycling 溫度循環 |
±1% | JIS-C-5202 7.4 | 5 cycles for –30℃ ~ +85℃ 5次 –30℃ ~ +85℃ |
| Immersion in solder 焊錫耐熱 |
±1% | JIS-C-5202 6.4 | 350℃ for 3 seconds 350℃ 3秒 |
| Insulation resistance 絕緣電阻 |
>1,000MΩ | JIS-C-5202 5.6 | 500 volt megger 500V 絕緣測試器 |
| DERATING CURVE 額定功率下降曲線
|
|
| RATING & DIMENSIONS 額 定 & 尺 寸： |
| Model 型名 |
Power Rating 額定功率 (W) |
Resistance Range 阻值範圍 (Ω) |
Dielectric Withstanding Voltage 耐電壓 |
Dimension 尺寸 (mm) |
|||||
| L |
D φ |
ι |
d φ |
||||||
| RWU1/2W |
RWS1W | 1/2W |
S1W | 0.05∼150 |
350V |
9.0±0.5 |
3.3±0.5 |
30±3 |
0.8±0.05 |
| RWU1W |
RWS2W | 1W |
S2W | 0.05∼330 |
500V |
12  |
4.5±0.5 |
38±3 |
0.8±0.05 |
| RWU2W |
RWS3W | 2W |
S3W | 0.05∼ 680 |
500V |
16 |
5.5±0.5 |
38±3 |
0.8±0.05 |
| RWU3W |
RWS5W | 3W |
S5W | 0.05∼1K |
500V |
25 |
8.5±0.5 |
38±3 |
0.8±0.05 |
| RWS7W | 7W | 0.05∼15K | 500V | 25 |
8.5±0.5 | 38±3 | 8.5±0.5 | ||
| RWS10W | 10W | 0.05∼27K | 500V | 8 (MAX) | 44 (MAX) | 38±3 | 8.5±0.5 | ||
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