shiyan@aolittel-china.com
MF52 Black Epoxy Resin Encapsulation Thermal Resistor NTC Thermistor 3KOhm 3950 For Miniature Temperature Sensor
FEATURES
• Long and flexible leads for special mounting or assembly requirements
• AEC-Q200 qualified
• Uni curve sensor
• Short response time
• High temperature accuracy
• Excellent long-term stability
• Epoxy encapsulation
______________________________________________________________________________
Contact Aolitte________
APPLICATIONS
Temperature measurement, sensing and control in automotive, industrial and consumer electronic equipments.
Dimension (mm)
|
A |
B |
C |
D |
L |
|
Max 30 |
Max 4.5 |
Max 2.5 |
0.33±0.05 |
33±3 |
Material
|
NO |
Material Name |
Item/PN |
|
E. |
Element |
R25=3KΩ±1% B25/50=3950±1% |
|
B |
Coating |
Epoxy resin |
|
D. |
Lead Wire |
0.33mm CP Wire |
Performances
|
NO |
Item |
Sign |
Test Conditions |
Min. |
Normal value |
Max. |
Unit |
|
4-1. |
Resistance at 25℃ |
R25 |
Ta=25±0.05℃ PT≦0.1mw |
2.97 |
3.0 |
3.03 |
kΩ |
|
4-2. |
B Value |
B25/50 |
|
3910.5 |
3950 |
3989.5 |
k |
|
4-3. |
Dissipation factor |
σ |
In still air |
≥0.9 |
mw/℃ |
||
|
4-4. |
Time constant |
τ |
In still air |
≦8 |
sec |
||
|
4-5. |
Operating temp.range |
/ |
/ |
-40 |
/ |
+125 |
℃ |
|
4-6 |
Insulation resistance |
/ |
100V DC 1min |
≥100 |
MΩ |
||
|
4-7. |
Maximum rated power |
Pmax |
/ |
≤25 |
mW |
||
Reliability Test
|
NO |
Item |
Technical requirements |
Test conditions and method |
|
5-1. |
Weldability |
R25 △R/R≤±2% |
Temperature: 260℃±5℃, Time:2-3Sec |
|
5-2. |
Resistance To Soldering Heat |
R25 △R/R≤±2% |
Tin stove temperature: ≤260±5℃, Immersion depth is ≤6mm distance far away with body, Time:5±1Sec |
|
5-3 |
Steady State Temperatur |
R25 △R/R≤±2% |
Temperature:40±2℃; Humidity:93±2%, Time:300H |
|
5-4 |
Temp. cycle test |
R25 △R/R≤±2% |
|
|
5-5. |
High temperature storage |
R25 △R/R≤±2% |
Temperature:120±5℃; Time:300H |
|
5-6 |
Low temperature storage |
R25 △R/R≤±2% |
Temperature:-20℃; Time:300H |
|
5-7 |
Drop test |
No visible damage |
Free fall into concrete floor from height 1M ,5 cycle. |
|
5-8 |
Bending test |
Bend 90°binding site wire and epoxy resin.Back and forth 3 times |
|
|
5-9 |
Tensile tests |
Fixed resistors at both ends ,Pull: 10±1N, Time: 5±1 Sec |
