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Recommended products
Epoxy Bead Type Thermistor for Compact & High Precision Temperature Measureme
Epoxy Bead Type thermistor for Compact & High Precision Temperature MeasuremeApplications• Heating and air conditioning
Basic Info.
| Model NO. | MF5A |
| Measuring Medium | Temperature |
| IP Rating | IP67 |
| Certification | ISO |
| Customized | Customized |
| Color | Blue/Black |
| Insulation | PVC or PTFE |
| Critical Part | Ntc Chip |
| Transport Package | Netural Packing |
| Trademark | Jingpu brand |
| Origin | Hefei, Anhui, China |
| HS Code | 8533400000 |
| Production Capacity | 200, 000PCS/Month |
Product Description
Epoxy Bead Type thermistor for Compact & High Precision Temperature MeasuremeApplications• Heating and air conditioning systems• Industrial electronics• Automotive electronicsFeatures • Powder Epoxy Coated Thermistor Chip • PTFE insulated-wires, AWG 26 • Coated Diameter 3.5mm MaxOptions available on request• Non-standard lead lengths• Alternative resistance ratings, rated temperatures• Custom Specifications• tolerances and wire lengths available| Lower Temperature | -40ºC |
| Upper Temperature | 140ºC |
| Maximum permissible Current at 25ºC | 10m Amp |
| Resistance tolerance (△R/Rn) | ±0.5% ±1% ±2% ±5% |
| Rated temperature (TN) | 25ºC |
| Beta Tolerance | ±1% ±2% ±3% |
| Dissipation factor in air | approx 1.5 mW/K |
| Thermal cooling time constant in air | approx 15s |
| Heat capacity | approx 22.5 mJ/K |
| Thermal response time in oil | approx 15s |
Reliability Data
| Test | Standard | Test conditions | Change in R25 | Remarks |
| Storage in dry heat | IEC68-2-2 | Storage at upper category temperatureT: 140ºCt: 500h | 1% | No visible damage |
| Storage in damp heat, steady state | IEC68-2-3 | tempeature of air: 40ºCrelative humidity of air: 93% | 1% | No visible damage |
| Rapid temperature cycling | IEC68-2-14 | Lower test temperature:-55ºCupper test temperature:155ºCNumber of cycles: 5 | 1% | No visible damage |
| Long-term stability (empirical value) | Temperature:+100ºCDuration: 2000 h | 2% | No visible damage |
Inspection standard
| Inspection | Standard | Related Item |
| Resistance Value | n=20, Ac=0, Re=1 | Inpection |
| B Constant | n=20, Ac=0, Re=1 | Inpection |
| Dimension | n=10, Ac=o, Re=1 | Inspection |
| Appearance | MIL STD 105D, AQL=0.01 | Visual Inspection |
RoHS
NTC thermistor contains hazardous substances, much less than the allowed contents in RoHS (Restriction f the use of cetain Hazardous Substances) in electrical and electronic equipment (Warranty of hazardous substances)
| Material | Lead (Pb) | Mercury (Hg) | Cadmium (Cd) | Hexavalent Chromium (Cr VI) | Polybrominated Biphenyls (PBB) | Polybrominated Diphenyl Ether (PBDE) |
| Allowed PPM | <1000ppm | <100ppm | <100ppm | <1000ppm | <1000ppm | <1000ppm |
Packing
Every 500nos are made up into a Plastic pack and Entire Quantity packed into 5 Ply Carton box.
Soldering Conditions.
| Item | Test Condition | Criterion Of Judging | ||
| Resistance to Soldering Heat Test | Dip Soldering | Iron Soldering | Visual: No mechanical damage Zero-power resistance at 25ºC change as against pretest values within ±1% | |
| Bath temperature | Max 240ºC | Max 280ºC | ||
| Soldering time | Max 10 sec | Max 3 sec | ||
Standard Export Packing for Epoxy Bead Type thermistor for Compact & High Precision Temperature Measureme
Production Process for Epoxy Bead Type thermistor for Compact & High Precision Temperature Measureme
Jingpu Certificates