Product Description:
Thermistor Temperature Protection 2.2KΩ 222 12VDC 5mm For Automotive Temperature Measurement Thermistor Chip
Resistance: 5Ω to 500000Ω
B value: 2600K to 4750K
Tolerance: ±5% ±10% ±15% ±20%
Coated: Epoxy
Type: Compensation NTC
Time constant: ≤30S
Measuring power ≤0.1mW
Rated power: 450mW
The operating temperature range is -35 ~ +125 ℃
Thermal dissipation coefficient: About 4 5mWt/℃
Description
Common-precision temperature measurement, temperature compensation in measuring equipments and electronic circuit.
Temperature compensation NTC Thermistor MF11 series is in resin coated pin wire form and has higher temperature coefficient,it can be widely applied in temperature compensation of many semiconductor and Ics that have temperature coefficient and require temperature compensation, to reach stability in wider temperature range.Temperature Compensation NTC Thermistor. The MF11 series of NTC Thermistors is designed for temperature measurement and the temperature compensation of measurement instruments and electronic circuits.
Features
1. MF11 series in the form of radial resin coated form.
2. Broad range of resistance: 5Ω to 500000Ω
3. Standard tolerances: ±5% ±10% ±15% ±20%
4. Rated power:0.45W
5. Good consistency.
6. Operating temperature range: -35 ~ +125℃
7. Wide choice of B values
8. B Value tolerance: ±10%
9. Dissipation Constant ≥6.0mW/°C
10. Time Constant of ≤30 seconds
11. Long-term Stability and Reliability
12. Good level of Tolerance and Interchangeability
Applications
Temperature measurement, temperature compensation in measuring equipments and transistor circuit.
•Conversion power
•Switch mode power supply
•UPS power
•Energy saving lights
•Ballast
•Electronic circuit
•Power supply circuit
| Paramete | Value |
| | |
| Rated resistance and tolerance | Rated resistance and toleraSee followng table |
| B value and tolerance | See following table |
| Time constant | 30S |
| Thermal dissipation coefficient | 4 5mWt/℃ |
| Rated Power | 450mW |
| Temperature Range | -35~+125℃ |
Part No |
Rated zero- power resistance at 25℃ | B value(25/50℃) |
Resislance range(Ω ) |
Allowable Tolerance(%) |
Rated Vallle(K) |
Allowable Toleran
ce(%) |
| MF11 | 5-7 | 土 5
士 10
士 15
士 20 | 2600 | 士 10 |
| 8- 24 | 2800 |
| 25一119 | 3000 |
| 120- 359 | 3200 |
| 360- 1400 | 3600 |
| 1500- 5900 | 3950 |
| 6000- 12000 | 4050 |
| 13000-17000 | 4150 |
| 18000-44000 | 4250 |
| 45000- 79000 | 4300 |
| 80000- 144000 | 4400 |
| 145000-199000 | 4500 |
| 200000-299000 | 4600 |
| 300000-500000 | 4750 |
Reliability Test
| Item | Requirements | Test Method |
| 1.Temp. Cycling Testing | No visible mechanical damage. ΔRN / RN ≤20% (ΔR =∣RN-RN'∣) | Ta:-40±3℃/ 30min→25±2℃/ 5min→ Tb:160±3℃/ 30min→25±2℃/ 5min Cycles: 5times After recovering 4~5 h under 25±2℃, the rated zero power resistance value RN' shall be measured. |
| 2.Electrical Cycling Testing | Ambient temp. Range:25℃±2℃. Cycles: 2,000times On / Off: 5 s / 55 s Test Current: 7A After recovering 4~5h under 25±2℃, the rated zero power resistance value RN' shall be measured. |
| 3.LoadLife ( Endurance ) Testing | Ambient temp. Range:25℃±2℃; 7A/ 1,000±24h After recovering 4~5 h under 25±2℃, the rated zero power resistance value RN' shall be measured. |
| 4. Humidity Testing | No visible mechanical damage. ΔRN / RN ≤20% (ΔR =∣RN-RN'∣) | Ambient temp. range : 40℃±2℃ R.H.:93±3% , Energized time:1000±24 h After recovering 4~5 h under 25±2℃, the rated zero power resistance value RN' shall be measured. |
Contact Details:
Nancy Huang
Email: huangju@lk-ptc.com.
Tel/Whatsapp: +86 13423305709
Wechat: LinKun＿Nancy2013
QQ: 1078049901
