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Shenzhen Minchuang Electronics Co., Ltd
MF58 single ended glass sealed NTC thermistor
NegotiableUpdate on 10/27
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Overview
The MF58D single ended glass sealed NTC thermistor adopts radial lead single ended glass sealed NTC thermistor, and there is also an MF58 diode glass sealed NTC thermistor. The MF58D radial lead glass encapsulated NTC thermistor has a small size, very short response time, heat resistance, and high
Product Details
| Model: |
MF58A- 100KF3950
|
| Type: |
thermistor
|
| technology |
metal oxide
|
| Resistance value: |
100K ohms
|
| Accuracy: |
+/- 1％
|
| Rated power |
≤25mw
|
| Temperature coefficient: |
Negative Temperature Coefficient
|
| Operating Temperature |
-25~ + 300C
|
| Part number: | MF58A- 100KF3950 |
| 25 degree resistance: |
100K +/-1%.
|
| Beta value 25/85C: |
3950K +/- 1％
|
| Time constant: |
≤ 5 seconds
|
| Encapsulation: |
Glass encapsulation
|
| Insulation resistance |
≥100Mohm
|
| Maximum rated power: |
≤25mW
|
MF58D Single End Glass Sealed NTC Thermistor Description
MF58D single ended glass sealed NTC thermistor adoptsRadial lead single ended glass encapsulated NTC thermistor, and there is also an MF58 diode glass encapsulated NTC thermistor. The MF58D radial lead glass encapsulated NTC thermistor has the characteristics of small size, very short response time, heat resistance, and high stability. The temperature measurement range is -40 ° C to+300 ° C. It is widely used in temperature measurement, detection, indication, monitoring, measurement, control, calibration, and compensation.
MF58D single ended glass sealed NTC thermistorResistance characteristics
1. Glass packaging, heat-resistant, highly stable.
2. The glass body provides airtight sealing and voltage insulation, and can work in high temperature and humid environments.
3. The temperature can reach 300 ℃.
4. The response time is very short
5. Small size
6. Common resistance values: 2k ohms, 10k ohms, 49k ohms, 50k ohms, 100k ohms, 200k ohms, 231.5k ohms, etc. at 25 ℃.
7. High accuracy of resistance and B values
8. Quick thermal response and high sensitivity.
9. Lead: Insulated Dumex wire (copper clad FeNi)
10. Dissipation factor: ≥ 2.0mW/C.
11. Thermal time constant: ≤ 6.5 seconds in still air.
MF58D single ended glass sealed NTC thermistorApplication example:
- Household electronic temperature measurement, detection and control: microwave oven, rice cooker, induction cooker, voltage cooker, toaster, kettle, coffee pot, etc.
- Medical industry: Electronic thermometers.
- In heating and air conditioning (HVAC): in heating cost distributors, in underfloor heating and gas boilers, used to determine exhaust gas or burner temperature.
- Industrial electronics: used for temperature stabilization of laser diodes and optoelectronic components, as well as for temperature compensation of copper coils or reference point compensation of thermal components. It can also be used for temperature measurement and compensation in instruments, meters, integrated circuits, quartz crystal oscillators, and thermocouples.
- In communication: measurement of temperature
The size unit is mm
MF58D single ended glass sealed NTC thermistorSelection Table
| Part Number | Resistance @ 25 ℃ | B value | Resistance data at specific temperature point (ohms) |
| R25 (K ohms) | （K） | ||
| MF58D-2.186K □3420 （B25 / 85） | R25:2.186k ohms | B（25 / 85C）：3420K | R0: 6K ohms |
| MF58D-8.53K □3450 （B0 / 100） | R25: 8.53K ohms | B（0/100℃）：3450K | R50: 3.485K ohms |
| MF58D-103 □3950 （B25 / 50） | R25:10K ohms | B（25/50℃）：3950K | |
| MF58D-103 □3435 （B25 / 85） | R25:10K ohms | B（25/85℃）：3435K | |
| MF58D-49.12K □3970 （B0 / 100） | R25:4 9.12k ohms | B（0/100℃）：3970K | R100:3.3K ohms |
| MF58D-503 □3950 （B25 / 50） | R25: 50K ohms | B（25/50℃）：3950K | |
| MF58D-503 □4036 （B0 / 100） | R25: 50K ohms | B（0/100℃）：4036K | |
| MF58D-98.63K □4300 （B100 / 200） | R25: 98.63K ohms | B（100/200℃）：4300K | R200:0.55K ohms |
| MF58D-104 □3950 （B25 / 50） | R25:100K ohms | B（25/50℃）：3950K | |
| MF58D-104 □4200 （B25 / 50） | R25:100K ohms | B（25/50℃）：4200K | |
| MF58D-204 □3899 （B25 / 50） | R25:200k ohms | B（25/50℃）：3899K | R175:2.109K ohms |
| MF58D-231.5K □4537 （B100 / 200） | R25:231.5K ohms | B（100/200℃）：4537K | R200:1.0K ohms |
MF58D single ended glass sealed NTC thermistorReliability data
|
test
|
standard
|
test conditions
|
Δ R25/R25 (typical value)
|
Remarks
|
| Low-temperature storage | IEC 60068-2-1 | Storage temperature below -30 ℃, time: 1000 hours |
≤2％
|
No obvious damage |
| Stored in dry heat | IEC 60068-2-2 | Storage temperature range: 200 ℃, time: 1000 hours |
≤2％
|
No obvious damage |
| Stored in damp heat, steady state (humidity test) | IEC 60068-2-3 |
Temperature: 40 ℃, Humidity: 90% -95% RH, Duration: 1000 hours |
≤2％
|
No obvious damage |
| temperature cycling | IEC 60068-2-14 |
1.30 ℃/30 minutes 2.80 ℃/5 minutes 3.20 ℃/30 minutes 4.80 ℃/5 minutes. Cycle times: 5 cycles |
≤2％
|
No obvious damage |
MF58D single ended glass sealed NTC thermistorMechanical testing
|
test
|
standard
|
Testing conditions and methods
|
requirement
|
| Welding and weldability |
IEC60068-2-20 test |
Temperature: 230 ± 5 ℃, Distance from ceramic body2-2.5mmOpen: 2 ± 0.5 seconds. |
The terminal should be evenly tinned |
| Resistance to welding heat |
IEC60068-2-20 Test Tb |
Temperature: 260 ± 5 ℃, Distance from ceramic body2-2.5mmOpen: 10 ± 1 second. |
No obvious damage, ΔR25/R25≤2% |
| Lead stretching |
IEC60068-2-21 Test U |
Test Ua: Forced 10N, 10S; Test Ub: Bend 90C, apply 5N force, twice. |
Without interruption, ΔR25/R25≤2% |
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