performance Nanjing Shiheng Elec MF11 103M compensated NTC thermistor with specified maximum rated power

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Product Description

Product Overview

The MF11 series are compensated NTC thermistors manufactured by Nanjing Shiheng Electronics Co., Ltd. These thermistors are designed for temperature measurement and control applications. They offer precise resistance values at 25C and a defined B value, ensuring reliable performance across a wide operating temperature range. Key features include high insulation resistance and a specified maximum rated power.

Product Attributes

Brand: Shiheng
Product Name: Compensated NTC Thermistor
Origin: Nanjing, China
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 Condition	Unit	Performance Requirement
Zero-power resistance at 25	R25	Ta=250.1, Test Power 0.1mW	K	10K20%
B value	B25/50	B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb)	K	405010%
Dissipation factor		In still air	mW/	Approx. 4.5
Time constant		In 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)	/	0.35	/	No visible damage, R25 R/R3%
Solderability	/	Temperature 2455, Time 2-3 sec	/	Tinning coverage 95%
Resistance to soldering heat	/	Solder pot temperature: 2605, Immersion depth 6mm from body, Time 51 sec	/	R25 R/R3%
Steady state damp heat	/	Temperature: 402, Humidity: 932%, Time: 500 hours	/	R25 R/R3%
Temperature cycling	/	-30 30min25 5min125 30min25 5min, 5 cycles	/	R25 R/R3%
High temperature storage	/	Temperature: 1255, Time: 1000 hours	/	R25 R/R5%
Low temperature storage	/	Temperature: -305, Time: 1000 hours	/	R25 R/R5%

Product Model Description:

MF11: Compensated NTC Thermistor
103: Zero-power resistance at 25 is 10K
M: Resistance tolerance code (J-5%, K-10%, M-20%)

Model: MF11-103M (UL:E240991)

Contact Information:

Company: Nanjing Shiheng Electronics Co., Ltd.
Address: No.18 Jinyang Road, Hushu Town, Jiangning District, Nanjing City, China
Postal Code: 211121
Tel: 025-52121868
Fax: 025-52122373
Email: sales@shiheng.com.cn
Website: Http://www.shiheng.com.cn