Accurate temperature measurement Nanjing Shiheng Elec MF11 474M compensated NTC thermistor component

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Product Description

Product Overview

The MF11 series is a compensated NTC thermistor manufactured by Nanjing Shiheng Electronics Co., Ltd. Designed for temperature measurement and control, these thermistors offer reliable performance within a wide operating temperature range of -30C to 125C. The product is suitable for various industrial applications requiring accurate temperature sensing and compensation.

Product Attributes

Brand: Shiheng
Origin: Nanjing, China
Product Type: Compensated NTC Thermistor
Part Name: MF11
Encapsulation Material: Epoxy Resin
Lead Material: Tinned Copper Clad Steel Wire
Body Color: Green
Marking Color: Black
Certifications: ISO9001:2008, ISO/TS16949:2009, ISO14001:2004, ROSH, CQC, UL (E240991), TUV (R50245892)

Technical Specifications

Item	Symbol	Test Conditions	Unit	Performance Requirement
Zero-power resistance at 25	R25	Ta=250.1, Test Power 0.1mW	K	470K20%
B Value	B25/50	B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb)	K	475010%
Dissipation Factor		Still air	mW/	Approx. 4.5
Time Constant		Still air	sec	Approx. 20
Insulation Resistance	/	1000V/DC, 1min	M	500
Operating Temperature Range	/	/		-30 ~ 125
Max. Rated Power	Pmax	/	mW	450
Lead Strength (Tensile Force)	/	0.35	/	No visible damage, R25 R/R3%
Solderability	/	Temperature 2455, Duration 2-3 sec	/	Tinning coverage 95%
Resistance to Soldering Heat	/	Solder pot temperature: 2605, Immersion depth 6mm from body, Duration 51 sec	/	R25 R/R3%
Steady State Damp Heat	/	Temperature: 402, Humidity: 932%, Duration: 500 hours	/	R25 R/R3%
Temperature Rapid Change	/	-30 30min25 5min125 30min25 5min, Repeated 5 times	/	R25 R/R3%
High Temperature Storage	/	Temperature: 1255, Duration: 1000 hours	/	R25 R/R5%
Low Temperature Storage	/	Temperature: -305, Duration: 1000 hours	/	R25 R/R5%

Product Model Description

MF11 474 M

MF11: Compensated NTC Thermistor
474: Zero-power resistance at 25 is 470K
M: Resistance Tolerance Code (J-5%, K-10%, M-20%)

Usage Precautions

Application: Temperature measurement and control.
Soldering: Distance from coating layer 2mm, temperature
Storage Temperature: -10 ~ 40
Storage Humidity: 75% RH
Environment: Avoid storage in environments with corrosive gases and direct sunlight.
Packaging: Reseal after opening.

Contact Information

Nanjing Shiheng Electronics Co., Ltd.

Address: No. 18 Jinyang Road, Hushu Town, Jiangning District, Nanjing, 211121, China
Tel: 025-52121868
Fax: 025-52122373
Email: sales@shiheng.com.cn
Website: Http://www.shiheng.com.cn