Thermistor Temperature Sensor Dersonic NTWB1002FB39500146 Electrical Characteristics and Reliability

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Product Description

Product Overview

This document outlines the specifications for a temperature sensor, likely a thermistor, designed for various applications. It details the physical dimensions, material composition, electrical performance characteristics, reliability tests, and storage conditions. The product is manufactured by DONGGUAN DERSONIC ELECTRONIC CO., LTD. and is intended for use in environments with a wide operating temperature range.

Product Attributes

Brand: Dersonic
Origin: China
Manufacturer: DONGGUAN DERSONIC ELECTRONIC CO., LTD.

Technical Specifications

Item	Symbol	Test Condition	Min	Typical	Max	Unit
Electrical Performance	R25	Ta=250.05, Pt0.1mw	9.9	10	10.1	k
	R50	Ta=500.05, Pt0.1mw	3.5161	3.5882	3.6614	k
	B Value (R25/50)	LN(R2/R1) = 1/T2 - 1/T1 * (T1*T2)	3910.5	3950	3989.5	k
	Dissipation Coefficient	σ (Ta=250.5, still air)		5		mw/
	Time Constant	τ (Ta=250.5, still air)			15	sec
	Insulation Resistance	500V/DC, 1min	100
	Withstand Voltage Test	700V AC, I=0.5mA, 60s
	Operating Temperature Range		-40		+105
	Response Sensitivity		4.5	5	5.5	S
	Temperature Characteristics		/	See Appendix	/
Reliability Tests	Solderability	Immerse leads in 2355 tin liquid, 2-3s. Coverage >95%.
	Resistance to Soldering Heat	Immerse leads in 2655 tin liquid, 6mm from body, 51s. R25R/R2%.
	Lead Strength (Tensile)	5N, 10s. No visible damage, R25R/R2%.
	Thermal Shock	-55 30min 25 125 30min 25, 5 cycles. R25R/R2%.
	High Temperature Exposure	125, 16 hours. No visible damage, R25R/R2%.
	Cold Exposure	-55, 2 hours. No visible damage, R25R/R2%.
	Low Pressure	400.1K pa, 4 hours. No visible damage, R25R/R2%.
	Damp Heat (Steady State)	40, 93% RH, 50012 hours. R25R/R2%. Withstand Voltage 700V/AC, 1min. Insulation Resistance 100 K.
	Damp Heat (Alternating)	25~40, 90% RH, 50012 hours. R25R/R2%. Withstand Voltage 700V/AC, 1min. Insulation Resistance 100 K.
	Endurance (Max Category Temp & Zero Power)	100024 hours. No visible damage, R25R/R2%.
	Vibration	10~500Hz, 0.75mm or 98m/S, 2 hours. No visible damage, R25R/R2%.
	Shock	250m/S, 6ms pulse duration, 4000 shocks. No visible damage, R25R/R2%.
Parts	Material Name	Specification/Model	Quantity
N1	Chip	103F3950 (25=10K1%, B=25/50 39501%)	1pcs
N2	Encapsulation	Epoxy resin	0.3g
N3	Lead Wire	PVC UL2651 28AWG (0.9-1.9) /105300V	2pcs
N4	Wire End	ZH1.5-2P White	1pcs