深圳市萬聯(lián)盛科技有限公司
專注于高品質(zhì)電阻器 - 豐富的生產(chǎn)研發(fā)管理團隊
18617185077 彭生
0755-27606841
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耐熱性好、溫度系數(shù)小、噪聲低、負荷功率大、絕緣性高。
2.Operating ambient temperature 使用環(huán)境溫度 :-55℃~+275℃
3.Resistance tolerance阻值誤差: ±1%,±2%,±5%,±10%.
| Specifications 特性 | |||||||||||
| Part NO. 品名 | Dimensions 尺寸(mm) | Resistance range 阻值范圍 | |||||||||
| L±1.5 | W±1 | H±1 | P±3 | H1±1 | H2±0.5 | W1±0.5 | W2±0.5 | W3±0.5 | KN | MO | |
| 5W | 28 | 10 | 9 | 15 | 10 | 4.5 | 1.5 | 7 | 5 | 0.1-130 | 131-68K |
| 7W | 36 | 10 | 9 | 20 | 10 | 4.5 | 1.5 | 7 | 5 | 0.1-600 | 601-68K |
| 10W | 48 | 10 | 9 | 30 | 10 | 4.5 | 1.5 | 7 | 5 | 0.2-1K | 1K1-100K |
| 15W | 48 | 12.5 | 12 | 30 | 30 | 4.5 | 3.0 | 10 | 8 | 0.2-1K | 1K1-100K |
| 20W | 63 | 15 | 13 | 42 | 30 | 4.5 | 3.0 | 10 | 8 | 1-1K | 1K1-150K |
| 25W | 63 | 15 | 13 | 42 | 30 | 4.5 | 3.0 | 10 | 8 | 1-1K | 1K1-150K |
| 50W | 88 | 19 | 19 | 72 | 30 | 4.5 | 3.0 | 10 | 8 | 1-1K | 1K1-150K |
| Item 項目 | Power rated 額定功率 | 5W | 7W | 10W | 15W | 20W | 25W | 50W |
|
Max. working voltage 最大工作電壓 |
350V | 500V | 750V | 1000V | 1000V | 1000V | 1000V | |
|
Dielectric withstanding voltage 耐電壓 |
1000V (AC) | 1000V (AC) | 1000V (AC) | 1000V (AC) | 1000V (AC) | 1000V (AC) | 1000V (AC) | |
|
Resistance tolerance 阻值精度 |
J±5% | J±5% | J±5% | J±5% | J±5% | J±5% | J±5% | |
|
Characteristics 特性 |
Specifications 規(guī)格 |
Test Method 測試方法 |
| Dielectric withstanding voltage 耐電壓 |
No evidence of flashover mechanical amage, arcing or insulation breakdown. 涂裝不可燒毀，絕緣不可破壞 |
Resistance shall be clamped with a conductive material which conforms to resistors surface so that 90o of the outer periphery is contacted a potential of 1000V AC shall be applied for 60 seconds. 電阻兩端導(dǎo)線置于金屬V型槽上依電性表之電壓規(guī)格印加60秒。 |
|
Insulation Resistance 絕緣阻抗 |
1000MΩ MIN |
Withstanding test and shall be measured at DC 500V. Resistor shall be prepared AC same method of dielectric. 以DC500V測試待測體于V形槽之上導(dǎo)線及其表面涂裝印加60秒。 |
|
Humidity 耐濕性 |
ΔR≤±(2%R0+0.1Ω) |
Temperature resistance change after 1000 hours exposure in a humidity test chamber controlled at 40±2℃ and 90~95% relative humidity. 在溫度為40±2°C，相對濕度為90~95%時置于恒溫箱中不加電壓，連續(xù)放置1000小時。 |
|
Short time overload 短時間過負荷 |
ΔR≤±(2%R0+0.05Ω) |
Temperature resistance change after the application of a potential of 2.5 times RCVW for 5 seconds. 2.5倍額定電壓測試5秒。 |
|
Load Life in Humidity 濕度壽命 |
ΔR≤±(5%R0+0.1Ω) |
Temperature resistance change after 1000 hours(1.5hours on and 0.5 hours off) at RCVW in a humidity chamber controlled at 40±2℃ and 90~95% relative humidity. 在溫度為25℃±2℃，相對濕度為90~95%時下以額定電壓測試1000小時，其中以通電1.5小時，斷電0.5小時進行。 |
|
Solderability 焊錫附著性 |
Covered with new solder by 95% at least. 導(dǎo)線至少95%以上新錫覆蓋。 |
Test temperature of solder:245±5℃ 錫爐溫度：245±5℃ Dwell time in solder:5±0.5 seconds 浸爐時間：5±0.5 seconds |
