Out-car NTC Thermistor Aluminum Shell Temperature Sensor designed for automotive application such as air conditioning, heating seat , out-car temperature sensing with features that high stability, long term operation , high accuracy and low cost.Epoxy coated housing can transfer temperature to PCB via UL rated cable accurately.Welcome to buy Aluminum Shell 2.2K Ohm NTC 3950 Thermistor 5x35mm NTC Temp Sensor from Aolittle. Every request from customers is being replied within 24 hours.
Aluminum Shell 2.2K Ohm NTC 3950 Thermistor 5x35mm NTC Temp Sensor
Out-car NTC Thermistor Aluminum Shell Temperature Sensor 2.2K Ohm 3950 5x35mm
I Description Of The Aluminum Shell Temperature Sensor 2.2K Ohm 3950
Out-car NTC Thermistor Aluminum Shell Temperature Sensor designed for automotive application such as air conditioning, heating seat , out-car temperature sensing with features that high stability, long term operation , high accuracy and low cost.Epoxy coated housing can transfer temperature to PCB via UL rated cable accurately.
► High fexiable
► High precision
► Aluminum housing
► Small order acceptted
► Quick response
► Household
► Air conditioner
► Fridge
► Printer
► Washing Machine
NO | Material Name | Item/PN |
2-1. | Thermistor |
R25=2.2KΩ±1% B25/50=3950K±1% MF52 |
2-2. | Lead Wire | UL2651#24AWG*2C 105℃ 300V Black |
2-3. | Epoxy Resin | J105/J106B/J05X G108/GU01 Black |
2-4. | Shell |
Φ5.0×35+30.0 Aluminium Housing |
V Electrical Performances Of The Aluminum Shell Temperature Sensor 2.2K Ohm 3950
NO | Item | Sign | Test Conditions | Min. | Normal value | Max. | Unit |
4-1. | Resistance at 25℃ | R25 |
Ta=25±0.05℃ PT≦0.1mw |
2.178 | 2.200 | 2.222 | kΩ |
4-2. | B Value | B25/50 | 3910.5 | 3950 | 3989.5 | k | |
4-3. | Dissipation factor | σ | Ta=25±0.5℃ | 2.5 | / | / | mw/℃ |
4-4. | Time constant | τ | Ta=25±0.5℃ | / | / | 20 | sec |
4-5. | Insulation resistance | / | 500VDC | 100 | / | / | MΩ |
4-6. | Withstand voltage test | / | 1500V AC (3mA) | 5 | / | / | Sec |
4-7. | Operating temp.range | / | / | -10 | / | 105 | ℃ |
VI Reliability Test Of The Aluminum Shell Temperature Sensor 2.2K Ohm 3950
NO | Item | Technical requirements | Test conditions and method |
5-1. | High temp. Test |
DR/R25£±3%
DB/B£±3%
No change with withstand voltage, Insalution performance. Appearance without damage. |
100±5℃,power on 500±24 hrs,DC0.2mA |
5-2. | Low temp. tes | -10±5℃,power on 500±24 hrs,DC0.2mA | |
5-3. | Endure moisture test | Store in environment 55±2℃,90%-95%RH for 240±24 hrs | |
5-4. | Temp. cycle test | –20℃×30min→Room temp.×10min→ in 100℃ water×30min→Room temp.×10min 10 cycles | |
5-5 | Load electrify test | Power on DC1mA,500hrs in room temp. and humid. | |
5-6 | Drop test | Free fall into concrete floor from height 1m ,10 cycle. | |
5-7 | Vibration test | Frequency range:10~55HZ Total amplitude 1.52mm 1 cycle 1 min ,direction and time X,Y,Z axs 2Hr each. | |
5-8 | Bending test | Bend 180°binding site wire and epoxy resin.Back and forth 10 times |
VII Resistance Vs. Temperature Chart Of The Aluminum Shell Temperature Sensor 2.2K Ohm 3950
R-T CONVERSION TABLE | |||||||
R25=2.200KΩ±1% B25/50=3950K±1% | |||||||
T/℃ | Rmin | Rcen | Rmax | T/℃ | Rmin | Rcen | Rmax |
-10 | 11.852 | 12.178 | 12.513 | 28 | 1.931 | 1.953 | 1.909 |
-9 | 11.231 | 11.534 | 11.844 | 29 | 1.850 | 1.871 | 1.828 |
-8 | 10.646 | 10.927 | 11.215 | 30 | 1.772 | 1.794 | 1.751 |
-7 | 10.095 | 10.356 | 10.623 | 31 | 1.699 | 1.720 | 1.677 |
-6 | 9.576 | 9.819 | 10.07 | 32 | 1.628 | 1.650 | 1.607 |
-5 | 9.087 | 9.312 | 9.542 | 33 | 1.561 | 1.583 | 1.541 |
-4 | 8.626 | 8.835 | 9.048 | 34 | 1.498 | 1.518 | 1.477 |
-3 | 8.190 | 8.385 | 8.582 | 35 | 1.437 | 1.457 | 1.416 |
-2 | 7.780 | 7.960 | 8.144 | 36 | 1.379 | 1.399 | 1.359 |
-1 | 7.392 | 7.560 | 7.730 | 37 | 1.323 | 1.343 | 1.304 |
0 | 7.026 | 7.182 | 7.340 | 38 | 1.271 | 1.290 | 1.251 |
1 | 6.681 | 6.825 | 6.972 | 39 | 1.220 | 1.240 | 1.201 |
2 | 6.354 | 6.488 | 6.624 | 40 | 1.172 | 1.191 | 1.153 |
3 | 6.045 | 6.170 | 6.296 | 41 | 1.126 | 1.145 | 1.107 |
4 | 5.754 | 5.869 | 5.986 | 42 | 1.082 | 1.100 | 1.063 |
5 | 5.477 | 5.585 | 5.693 | 43 | 1.040 | 1.058 | 1.022 |
6 | 5.216 | 5.316 | 5.416 | 44 | 0.9995 | 1.018 | 0.9818 |
7 | 4.969 | 5.061 | 5.155 | 45 | 0.9611 | 0.9788 | 0.9436 |
8 | 4.735 | 4.820 | 4.907 | 46 | 0.9243 | 0.9417 | 0.9072 |
9 | 4.513 | 4.592 | 4.673 | 47 | 0.8892 | 0.9063 | 0.8724 |
10 | 4.303 | 4.377 | 4.451 | 48 | 0.8556 | 0.8723 | 0.8390 |
11 | 4.104 | 4.172 | 4.241 | 49 | 0.8234 | 0.8398 | 0.8072 |
12 | 3.915 | 3.978 | 4.042 | 50 | 0.7926 | 0.8087 | 0.7767 |
13 | 3.736 | 3.795 | 3.854 | 51 | 0.7630 | 0.7789 | 0.7475 |
14 | 3.567 | 3.621 | 3.675 | 52 | 0.7348 | 0.7503 | 0.7195 |
15 | 3.406 | 3.455 | 3.506 | 53 | 0.7077 | 0.7230 | 0.6927 |
16 | 3.253 | 3.299 | 3.345 | 54 | 0.6818 | 0.6967 | 0.6671 |
17 | 3.107 | 3.150 | 3.193 | 55 | 0.6569 | 0.6716 | 0.6426 |
18 | 2.970 | 3.009 | 3.049 | 56 | 0.6331 | 0.6475 | 0.6190 |
19 | 2.839 | 2.875 | 2.911 | 57 | 0.6103 | 0.6243 | 0.5965 |
20 | 2.714 | 2.748 | 2.781 | 58 | 0.5884 | 0.6022 | 0.5749 |
21 | 2.596 | 2.627 | 2.658 | 59 | 0.5674 | 0.5809 | 0.5542 |
22 | 2.483 | 2.512 | 2.540 | 60 | 0.5473 | 0.5605 | 0.5343 |
23 | 2.376 | 2.402 | 2.429 | 61 | 0.5279 | 0.5409 | 0.5152 |
24 | 2.274 | 2.298 | 2.322 | 62 | 0.5094 | 0.5221 | 0.4970 |
25 | 2.178 | 2.200 | 2.222 | 63 | 0.4916 | 0.5040 | 0.4794 |
26 | 2.084 | 2.106 | 2.128 | 64 | 0.4745 | 0.4866 | 0.4626 |
27 | 1.994 | 2.016 | 2.038 | 65 | 0.4581 | 0.4700 | 0.4464 |
R-T CONVERSION TABLE | |||||||
R25=2.200KΩ±1% B25/50=3950K±1% | |||||||
T/℃ | Rmin | Rcen | Rmax | T/℃ | Rmin | Rcen | Rmax |
66 | 0.4309 | 0.4423 | 0.4539 | ||||
67 | 0.4160 | 0.4272 | 0.4386 | ||||
68 | 0.4017 | 0.4126 | 0.4238 | ||||
69 | 0.3880 | 0.3986 | 0.4095 | ||||
70 | 0.3747 | 0.3852 | 0.3959 | ||||
71 | 0.3621 | 0.3723 | 0.3827 | ||||
72 | 0.3498 | 0.3598 | 0.3701 | ||||
73 | 0.3381 | 0.3479 | 0.3579 | ||||
74 | 0.3268 | 0.3364 | 0.3462 | ||||
75 | 0.3160 | 0.3253 | 0.3349 | ||||
76 | 0.3056 | 0.3147 | 0.3241 | ||||
77 | 0.2955 | 0.3045 | 0.3136 | ||||
78 | 0.2858 | 0.2946 | 0.3036 | ||||
79 | 0.2765 | 0.2851 | 0.2939 | ||||
80 | 0.2676 | 0.2760 | 0.2846 | ||||
81 | 0.2590 | 0.2672 | 0.2756 | ||||
82 | 0.2507 | 0.2587 | 0.2669 | ||||
83 | 0.2427 | 0.2505 | 0.2586 | ||||
84 | 0.2350 | 0.2426 | 0.2505 | ||||
85 | 0.2276 | 0.2351 | 0.2428 | ||||
86 | 0.2204 | 0.2277 | 0.2353 | ||||
87 | 0.2135 | 0.2207 | 0.2281 | ||||
88 | 0.2069 | 0.2139 | 0.2211 | ||||
89 | 0.2005 | 0.2073 | 0.2144 | ||||
90 | 0.1943 | 0.2010 | 0.2079 | ||||
91 | 0.1883 | 0.1949 | 0.2017 | ||||
92 | 0.1826 | 0.1890 | 0.1957 | ||||
93 | 0.1770 | 0.1833 | 0.1898 | ||||
94 | 0.1717 | 0.1778 | 0.1842 | ||||
95 | 0.1665 | 0.1726 | 0.1788 | ||||
96 | 0.1615 | 0.1674 | 0.1735 | ||||
97 | 0.1567 | 0.1625 | 0.1685 | ||||
98 | 0.1521 | 0.1577 | 0.1636 | ||||
99 | 0.1476 | 0.1531 | 0.1588 | ||||
100 | 0.1433 | 0.1487 | 0.1543 |