| WH30系列自恢復(fù)保險絲 | ||||
| 產(chǎn)品簡介 | ||||
| WH30系列自恢復(fù)保險絲(WHPTC)產(chǎn)品廣泛適用于中等耐電壓能力的電路中,如微電機、計算機接口、鼠標、CPU、變壓器中、安設(shè)備、測試測量設(shè)備、衛(wèi)星接收系統(tǒng)、玩具行業(yè)等領(lǐng)域。 | ||||
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WH30 系列 WH30 Product Data
WH30 電氣特性與產(chǎn)品尺寸 WH30 product characteristics and dimensions (25℃)

| Model 型號 | Ih | It | Vmaxi | Imax | Rmin | Rmax | Product Dimensions (mm) 產(chǎn)品尺寸 | |||||
| A | A | V | A | Ω | Ω | Style | A | B | C | D | Lead | |
| WH30-050 | 0.50 | 1.0 | 30 | 40 | 0.20 | 0.50 | F3 | 6.0 | 11.5 | 5.1 | 3.0 | 0.5 |
| WH30-070 | 0.70 | 1.4 | 30 | 40 | 0.12 | 0.30 | F3 | 7.0 | 12.9 | 5.1 | 3.0 | 0.5 |
| WH30-090 | 0.90 | 1.8 | 30 | 40 | 0.08 | 0.22 | F1 | 6.5 | 11.5 | 5.1 | 3.0 | 0.5 |
| WH30-110 | 1.10 | 2.2 | 30 | 40 | 0.055 | 0.17 | F1 | 6.0 | 14.8 | 5.1 | 3.0 | 0.5 |
| WH30-135 | 1.35 | 2.7 | 30 | 40 | 0.045 | 0.13 | F1 | 8.8 | 15.8 | 5.1 | 3.0 | 0.5 |
| WH30-160 | 1.60 | 3.2 | 30 | 40 | 0.035 | 0.11 | F1 | 9.5 | 16.5 | 5.1 | 3.0 | 0.5 |
| WH30-185 | 1.85 | 3.7 | 30 | 40 | 0.035 | 0.09 | F1 | 9.8 | 18.6 | 5.1 | 3.0 | 0.5 |
| WH30-250 | 2.5 | 5.0 | 30 | 40 | 0.020 | 0.065 | F1 | 11.5 | 20.5 | 5.1 | 3.0 | 0.6 |
| WH30-300 | 3.0 | 6.0 | 30 | 40 | 0.020 | 0.065 | F2 | 11.5 | 16.5 | 5.1 | 3.0 | 0.8 |
| WH30-400 | 4.0 | 8.0 | 30 | 40 | 0.012 | 0.048 | F2 | 14.0 | 19.6 | 5.1 | 3.0 | 0.8 |
| WH30-500 | 5.0 | 10.0 | 30 | 40 | 0.012 | 0.033 | F2 | 14.0 | 19.6 | 10.2 | 3.0 | 0.8 |
| WH30-600 | 6.0 | 12.0 | 30 | 40 | 0.008 | 0.025 | F2 | 17.5 | 24.5 | 10.2 | 3.0 | 0.8 |
| WH30-700 | 7.0 | 14.0 | 30 | 40 | 0.006 | 0.028 | F2 | 17.5 | 24.5 | 10.2 | 3.0 | 0.8 |
| WH30-800 | 8.0 | 16.0 | 30 | 40 | 0.007 | 0.019 | F2 | 20.5 | 28.0 | 10.2 | 3.0 | 0.8 |
| WH30-900 | 9.0 | 18.0 | 30 | 40 | 0.006 | 0.019 | F2 | 24.5 | 28.5 | 10.2 | 3.0 | 0.8 |
號定義 Definition
| 號Sign | 說明 | Definition |
| Ih | WHPTC在25℃環(huán)境溫度下的 工作電流 | Hold current-maximum current at which the device will not trip at 25℃ |
| It | WHPTC在25℃環(huán)境溫度下啟動保護的小電流 | Trip current-minimum current at which the device will always trip at 25℃ |
| Vmax | WHPTC的工作電壓 | Maximum voltage at which the device will not trip |
| Vmaxi | WHPTC在阻斷狀態(tài)下所承受的電壓 | Maximum voltage device can withstand without damage at it rated current |
| Imax | WHPTC能承受的電流 | Maximum fault current device can withstand without damage at rated voltage |
| Rmin | WHPTC工作前的初始小阻值 | Minimum device resistance at 25℃ prior to tripping |
| Rmax | WHPTC工作前的初始阻值 | Maximum device resistance at 25℃ prior to tripping |
| Figure | 圖示 | The Figure of WHPTC |
| Lead | 導(dǎo)線尺寸 | Lead diameter |
環(huán)境溫度及電流值折減比率表
Discount rate of ambient temperature and current
| WH Series | -20℃ | 0℃ | 25℃ | 30℃ | 40℃ | 50℃ | 60℃ | 70℃ | 85℃ |
| WH6 | 130% | 115% | 100% | 91% | 83% | 77% | 68% | 61% | 52% |
| WH16 | 132% | 120% | 100% | 96% | 88% | 80% | 71% | 61% | 47% |
| WH30 | 130% | 115% | 100% | 91% | 83% | 77% | 68% | 61% | 52% |
| WH60 | 136% | 119% | 100% | 90% | 81% | 72% | 63% | 54% | 40% |
| WH130 | 136% | 119% | 100% | 92% | 81% | 72% | 63% | 54% | 40% |
| WH250 | 132% | 117% | 100% | 91% | 85% | 77% | 68% | 61% | 48% |
| WH600 | 138% | 119% | 100% | 92% | 83% | 73% | 64% | 55% | 42% |
WH30 系列25℃時典型動作時間曲線 WH30 Tical Time to Trip at 25℃
A:WH30-090
B:WH30-110
C:WH30-135
D:WH30-160
E:WH30-185
F:WH30-250
G:WH30-300
H:WH30-400
I:WH30-500
J:WH30-600
K:WH30-700
L:WH30-800
M:WH30-900 | ![]() |
以上產(chǎn)品資料內(nèi)容如有變更將不另行通知,敬請諒解。不詳之處,請來電咨詢,謝謝!










