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
 |
Flameproof and insulating coating designed to assure safe usage by special non-flammable silicon-base
2.小型化能高密度插裝。
Small size are good for high density application
3.可用于自動表面貼裝(SMD)裝配系統(tǒng)。它們適于通過回流焊進(jìn)行自動焊接。
The resistors are suitable for processing on automaticSMD assembly systems.
外形尺寸DIMENSIONS：
| Type 型 號 | L(mm) | D(mm) | K(mm) |
| 0207 | 5.9±0.2 | 2.2±0.20 | 0.8 |
| 0309 | 8.5±0.3 | 3.2±0.30 | 0.8 |
| 0411 | 10.5±0.2 | 4.0±0.3 | 2.3 |
| 0515 | 14.5±0.3 | 4.5±0.3 | 2.3 |
額定值RATINGS:
| Type Item | 功率范圍 at 70℃ | 工作溫度 范圍 | 電阻值范圍 | T.C.R. (PPM/K) |
| ±1%, ±2%, ±5% | ||||
| 0207 | 1/4 W | -55~155℃ | 0.1Ω~100Ω | ±10、 ±25、 ±100、 ±300、 |
| 0309 | 1/2 W | -55~155℃ | 0.1Ω~100Ω | |
| 0411 | 1W | -55 ~155℃ | 0.1Ω~100Ω | |
| 0515 | 2W | -55 ~155℃ | 0.1Ω~100Ω | |
| 0207 | 1/2 WS | -55 ~155℃ | 0.1Ω~100Ω | |
| 0309 | 1 WS | -55 ~155℃ | 0.1Ω~100Ω | |
| 0411 | 2WS | -55 ~155℃ | 0.1Ω~100Ω | |
| 0515 | 3WS | -55 ~155℃ | 0.1Ω~100Ω |
測試步驟和要求/ Environmental Characteristics:
| 測試項目/ Item | 測試要求/Requirement | 測試步驟/ Test Method |
|
短時間過附載試驗 Short Time Overload |
±(1.0%+0.05Ω) | RCWV*×2.5 or Max. Overload voltage for 5 seconds. |
|
耐濕負(fù)載試驗 Damp Heat with Load |
±(3.0%+0.05Ω) | 40±2℃, 90~95% R.H. Max. Working voltage for 1,000 hrs. with 1.5 hrs. “ON” and 0.5 hrs. “OFF”. |
|
壽命負(fù)載試驗 Endurance |
±(3.0%+0.05Ω) | 70±2℃, Max. Working voltage for 1,000 hrs. with 1.5 hrs. “ON” and 0.5 hrs. “OFF”. |
|
彎曲端子強度試驗 Bending Strength |
±(0.5%+0.05Ω) | Bending once for 5 seconds with 2mm. |
|
焊錫性試驗 Solder ability |
95% min. coverage | 245±5℃ for 3 seconds. |
|
焊錫耐熱性試驗 Resistance to soldering heat |
(±1.0%+0.05Ω) | 260±5°C for 10 seconds |
|
絕緣耐壓試驗 Voltage Proof |
No breakdown or flashover | 0207 350V 0309以上500V for 1 minute. |
|
絕緣電阻試驗 Insulation Resistance |
>1,000MΩ | 0207 350V 0309以上500V for 1 minute. |
