Guangdong Uchi Electronics Co.,Ltd
Guangdong Uchi Electronics Co.,Ltd Manufactuer of Varistor, Thermistor, Capacitor,Fuse & Resistor since 2006 !
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CQC UL CUL Approved MF52 Pearl Shape NTC Thermistor 2K2 2.7KOhm 3950 For Automobile Air Conditioner
PDF Specification File Download Link : CQC UL CUL Approved MF52 Pearl Shape NTC Thermisto...
General
Pearl-Shaped Precision NTC Thermistor for Temperature Measurement The MF52 series of Pearl-Shaped NTC Thermistors is ethoxyline resin coated. The small size is made possible by new materials and manufacturing methods which provide the benefit of close tolerances and fast response. MF52 thermistors are available with 5 lead styles in standard or custom lengths.
Features
Small Size and fast response
Long-term stability and reliability
Excellent tolerance and interchangeability
Characteristics
Small Size and fast response
Available tolerances: ±1%, ±2%, ±3%, ±5% and ±10%
Long-term Stability and Reliability
Excellent Tolerance and Interchangeability
Available in all popular resistance values
Dissipation Constant ≥2.0mW/°C
Time Constant of ≤7 seconds in still air
Available in custom probes
Operating Temperature Range: -40 ~ + 125℃
Application
Heating, ventilation and air conditioning
Temperature regulation and measurement
Electronic thermometers
Liquid level sensing
Automotive electronics
Medical equipment and apparatus
Battery packs and portable electronics
Specifications
B25/50:3100K ~ 4500K
Mounting Type:Through Hole
Operating Temperature:-40°C ~ 125°C
Package / Case:Bead
Packaging:Bulk
Power - Max:50mW
Resistance in Ohms @ 25°C:0.1k ~ 1000 KOhm
| Part No. | Rated Resistance R25 (KΩ) | B Value (25/50℃) (K) | Rated Power(mw) | Dissi. Coef. (mW/℃) | Thermal time Constant(S) | Operating Temp.(℃) |
| MF523100 MF523270 MF523380 MF523470 MF523600 MF523950 MF524000 MF524050 MF524150 MF524300 MF524500 | 0.1-20 0.2-20 0.5-50 0.5-50 1-100 5-100 5-100 5-200 10-250 20-1000 20-1000 | 3100 3270 3380 3470 3600 3950 4000 4050 4150 4300 4500 | ≤ 50 | ≥ 2.0 In Still Air | ≤ 12 In Still Air | -40℃ - +125℃ |
Dimension (Unit:mm)
A: Tin. Ag. nickel plated cu wire
| Code | D max | L1 max | L2 min | d +/- 0.05 | F +/- 0.5 |
| A1 | 2.5 | 4.0 | 25 | 0.3 | 1.7 |
| A2 | 3 | 4.5 | 25 | 0.45 | 2.2 |
B: Enamelled cu wire
| Code | D max | L1 max | L2 min | L3+/- 1 | d +/- 0.05 |
| B1 | 2 | 3.5 | Customer Specified | 3 | 0.2 |
| B2 | 3 | 4 | Customer Specified | 3 | 0.3 |
C: High temp fluorin-plastic wire
| Code | D max | L1 max | L2 min | L3+/- 1 | d +/- 0.05 |
| C1 | 3 | 7.5 | Customer Specified | 5 | 0.26 |
| C2 | 4 | 7.5 | Customer Specified | 5 | 0.32 |
D: PVC Wire
| Code | D max | L1 max | L2 min | L3+/- 1 | Cable # |
| D1 | 3 | 7.5 | Customer Specified | 5 | 30# |
| D2 | 4 | 7.5 | Customer Specified | 5 | 28# |
E: Lead and head according to specification
| Code | D max | L1 max | L2 min | L3+/- 1 | d +/- 0.05 |
| E1 | Customer Specified | Customer Specified | Customer Specified | 5 | Customer Specified |
| E2 | Customer Specified | Customer Specified | Customer Specified | 5 | Customer Specified |
DE : CP lead coated with epoxy resin
| Code | D max | L1 max | L2 max | L3 | d +/- 0.05 | F +/- 0.5 |
| DE1 | 3 | 6.0 | 55 | Customer Specified | 0.3 | / |
| D2 | 4 | 7.5 | 35 | Customer Specified | 0.45 | / |
F: Tinned Lead-Frame Style
| Code | D | L1 | L2 +/- 1.5 | d | F | Tmax |
| F | 3.8 | 9.5 | 17 | 0.5 | 2.5 | 3.5 |
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