Какво е NTC термистор?

NTC=Отрицателен температурен коефициент

Това означава: полупроводникови материали или компоненти с голям отрицателен температурен коефициент.

Диапазон на промяна: 10O~1000000 Ohm

Температурно съотношение: -2%~-6,5%
NTC характеристична крива
ntc特性曲线图
10K NTC термистор RT референтна таблица 3950

B Стойност 3950

T(℃) R(KΩ) T(℃) R(KΩ) T(℃) R(KΩ)

-20.0 95.3370 20.5 12.2138 61.0 2.3820

-19,5 92,6559 21,0 11,9425 61,5 2,3394

-19,0 ​​90,0580 21,5 11,6778 62,0 2,2977

-18,5 87,5406 22,0 11,4198 62,5 2,2568

-18.0 85.1009 22.5 11.1681 63.0 2.2167

-17,5 82,7364 23,0 10,9227 63,5 2,1775

-17.0 80.4445 23.5 10.6834 64.0 2.1390

-16,5 78,2227 24,0 10,4499 64,5 2,1013

-16,0 76,0689 24,5 10,2222 65,0 2,0644

-15.5 73.9806 25.0 10.0000 65.5 2.0282

-15.0 71.9558 25.5 9.7833 66.0 1.9928

-14,5 69,9923 26,0 9,5718 66,5 1,9580

-14.0 68.0881 26.5 9.3655 67.0 1.9240

-13,5 66,2412 27,0 9,1642 67,5 1,8906

-13,0 64,4499 27,5 8,9677 68,0 1,8579

-12,5 62,7122 28,0 8,7760 68,5 1,8258

-12,0 61,0264 28,5 8,5889 69,0 1,7944

-11,5 59,3908 29,0 8,4063 69,5 1,7636

-11.0 57.8038 29.5 8.2281 70.0 1.7334

-10,5 56,2639 30,0 8,0541 70,5 1,7037

-10.0 54.7694 30.5 7.8842 71.0 1.6747

-9,5 53,3189 31,0 7,7184 71,5 1,6462

-9,0 51,9111 31,5 7,5565 72,0 1,6183

-8,5 50,5445 32,0 7,3985 72,5 1,5910

-8,0 49,2178 32,5 7,2442 73,0 1,5641

-7,5 47,9298 33,0 7,0935 73,5 1,5378

-7,0 46,6792 33,5 6,9463 74,0 1,5120

-6,5 45,4649 34,0 6,8026 74,5 1,4867

-6,0 44,2856 34,5 6,6622 75,0 1,4619

-5,5 43,1403 35,0 6,5251 75,5 1,4375

-5,0 42,0279 35,5 6,3912 76,0 1,4136

-4,5 40,9474 36,0 6,2604 76,5 1,3902

-4,0 39,8978 36,5 6,1326 77,0 1,3672

-3,5 38,8780 37,0 6,0077 77,5 1,3447

-3,0 37,8873 37,5 5,8858 78,0 1,3225

-2,5 36,9246 38,0 5,7666 78,5 1,3008

-2,0 35,9892 38,5 5,6501 79,0 1,2795

-1,5 35,0801 39,0 5,5363 79,5 1,2586

-1,0 34,1965 39,5 5,4251 80,0 1,2381

-0,5 33,3378 40,0 5,3164 80,5 1,2180

0,0 32,5030 40,5 5,2102 81,0 1,1983

0,5 31,6915 41,0 5,1064 81,5 1,1789

1,0 30,9026 41,5 5,0049 82,0 1,1599

1,5 30,1355 42,0 4,9057 82,5 1,1412

2,0 29,3896 42,5 4,8088 83,0 1,1229

2,5 28,6644 43,0 4,7140 83,5 1,1050

3,0 27,9590 43,5 4,6213 84,0 1,0873

3,5 27,2730 44,0 4,5307 84,5 1,0700

4,0 26,6058 44,5 4,4421 85,0 1,0530

4,5 25,9567 45,0 4,3554 85,5 1,0363

5,0 25,3254 45,5 4,2707 86,0 1,0199

5,5 24,7111 46,0 4,1878 86,5 1,0038

6,0 24,1135 46,5 4,1068 87,0 0,9880

6,5 23,5320 47,0 4,0275 87,5 0,9725

7,0 22,9661 47,5 3,9500 88,0 0,9573

7,5 22,4154 48,0 3,8742 88,5 0,9424

8,0 21,8795 48,5 3,8000 89,0 0,9277

8,5 21,3579 49,0 3,7275 89,5 0,9133

9,0 20,8502 49,5 3,6565 90,0 0,8991

9,5 20,3559 50,0 3,5870 90,5 0,8852

10,0 19,8747 50,5 3,5190 91,0 0,8715

10,5 19,4063 51,0 3,4525 91,5 0,8581

11,0 18,9502 51,5 3,3875 92,0 0,8450

11,5 18,5060 52,0 3,3238 92,5 0,8320

12,0 18,0735 52,5 3,2615 93,0 0,8193

12,5 17,6523 53,0 3,2005 93,5 0,8068

13,0 17,2421 53,5 3,1408 94,0 0,7945

13,5 16,8426 54,0 3,0824 94,5 0,7825

14,0 16,4534 54,5 3,0252 95,0 0,7707

14,5 16,0743 55,0 2,9692 95,5 0,7590

15,0 15,7049 55,5 2,9144 96,0 0,7476

15,5 15,3450 56,0 2,8608 96,5 0,7364

16,0 14,9944 56,5 2,8082 97,0 0,7253

16,5 14,6528 57,0 2,7568 97,5 0,7145

17,0 14,3198 57,5 ​​2,7065 98,0 0,7038

17,5 13,9954 58,0 2,6572 98,5 0,6933

18,0 13,6792 58,5 2,6089 99,0 0,6831

18,5 13,3710 59,0 2,5616 99,5 0,6729

19,0 13,0705 59,5 2,5153 100,0 0,6630

19,5 12,7777 60,0 2,4700R25=10KΩ

20,0 12,4922 60,5 2,4255B25/50=3950K+1%


Време на публикуване: 22 май 2021 г