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SINLOON® |
貼片型熱敏電阻 |
Type: 0805 |
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Chip NTC Thermistor |
Resistance Range: 4.7K - 200K ohm |
DATA SPECIFICATION
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P/N. SMD05 |
25℃ |
25℃/85℃ K |
Rating: 25℃ |
Dissipation Constant |
Operating Temp.(℃) |
Size: (mm) |
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SMD05-472□3I ▓ |
4K7 Ω |
3435 |
400 mW |
4 mW/℃ |
-40~125 |
2.0x1.25 |
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SMD05-502□3I ▓ |
5K Ω |
3435 |
400 mW |
4 mW/℃ |
-40~125 |
2.0x1.25 |
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SMD05-103□3I ▓ |
10K Ω |
3435 |
400 mW |
4 mW/℃ |
-40~125 |
2.0x1.25 |
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SMD05-103□3K▓ |
10K Ω |
3550 |
400 mW |
4 mW/℃ |
-40~125 |
2.0x1.25 |
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SMD05-103□3T▓ |
10K Ω |
3970 |
400 mW |
4 mW/℃ |
-40~125 |
2.0x1.25 |
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SMD05-223□3R▓ |
22K Ω |
3900 |
400 mW |
4 mW/℃ |
-40~125 |
2.0x1.25 |
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SMD05-473□4A▓ |
47K Ω |
4000 |
400 mW |
4 mW/℃ |
-40~125 |
2.0x1.25 |
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SMD05-503□4A▓ |
50K Ω |
4000 |
400 mW |
4 mW/℃ |
-40~125 |
2.0x1.25 |
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SMD05-104□4A▓ |
100K Ω |
4000 |
400 mW |
4 mW/℃ |
-40~125 |
2.0x1.25 |
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SMD05-204□4B▓ |
200K Ω |
4100 |
400 mW |
4 mW/℃ |
-40~125 |
2.0x1.25 |
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Remark: |
□ Resistance tolerance |
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▓ B-constance tolerance |
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※ Maximum Power Rating = Dissipation Constant x (Max. Operation |
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＊ Please inquire to contact us for others specification. |
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典型應用: |
將NTC熱敏電阻置於惠斯登電橋(Wheatstone bridge，如下圖所示)其中一邊電路上即可用於感測溫度。當電橋達到平衡時，任何溫度變化會使NTC熱敏電阻的電阻值馬上跟著改變，因此就會有明顯的電流通過安培計。NTC熱敏電阻與微控制器實際應用電路，如下圖所示。 |
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插圖 |
插圖 |
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