|
符號Sign |
說明 |
Definition |
|
Ih |
WHPTC在25℃環境溫度下的最大工作電流 |
Hold current-maximum current at which the device will not trip at 25℃ |
|
It |
WHPTC在25℃環境溫度下啟動保護的最小電流 |
Trip current-minimum current at which the device will always trip at 25℃ |
|
Vmax |
WHPTC的最大工作電壓 |
Maximum voltage at which the device will not trip |
|
Vmaxi |
WHPTC在阻斷狀態下所承受的最大電壓 |
Maximum voltage device can withstand without damage at it rated current |
|
Imax |
WHPTC能承受的最大電流 |
Maximum fault current device can withstand without damage at rated voltage |
|
Rmin |
WHPTC工作前的初始最小阻值 |
Minimum device resistance at 25℃ prior to tripping |
|
Rmax |
WHPTC工作前的初始最大阻值 |
Maximum device resistance at 25℃ prior to tripping |
|
Figure |
圖示 |
The Figure of WHPTC |
|
Lead |
導線尺寸 |
Lead diameter |
|
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% |
 |
| 雷電接口FAQ |
| 2011年年底蘋果悄然發布了新一代的MacBook Pro系列筆記本產品，這代MacBook... |
 |
| WHPTC在大功率LED照明的應用 |
| LED燈具有色彩豐富,壽命長,節能經濟環保等優點而被日益廣泛應用,但是由于LED... |
|
| 自恢復保險絲LED照明過流保護和熱管理系統應用 |
| LED燈具有能耗低，壽命長等優勢開始逐漸代替現有的白熾燈照明，但是LED照明... |
 |
| PTC自恢復保險絲與陶瓷PTC的性能比較 |
| 聚合物PPTC的主要優點有：常溫零功率電阻可以作得很小，大電流產品只有幾個... |
|
符號Sign |
說明 |
Definition |
|
Ih |
WHPTC在25℃環境溫度下的最大工作電流 |
Hold current-maximum current at which the device will not trip at 25℃ |
|
It |
WHPTC在25℃環境溫度下啟動保護的最小電流 |
Trip current-minimum current at which the device will always trip at 25℃ |
|
Vmax |
WHPTC的最大工作電壓 |
Maximum voltage at which the device will not trip |
|
Vmaxi |
WHPTC在阻斷狀態下所承受的最大電壓 |
Maximum voltage device can withstand without damage at it rated current |
|
Imax |
WHPTC能承受的最大電流 |
Maximum fault current device can withstand without damage at rated voltage |
|
Rmin |
WHPTC工作前的初始最小阻值 |
Minimum device resistance at 25℃ prior to tripping |
|
Rmax |
WHPTC工作前的初始最大阻值 |
Maximum device resistance at 25℃ prior to tripping |
|
Figure |
圖示 |
The Figure of WHPTC |
|
Lead |
導線尺寸 |
Lead diameter |
|
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% |
.jpg)