Dongguan Kaian Electronics Co., Ltd. >> Mf72 8d-20 20%Power Supply Over Current Protection Ntc Thermistor

Mf72 8d-20 20%Power Supply Over Current Protection Ntc Thermistor

Name: Mf72 8d-20 20%Power Supply Over Current Protection Ntc Thermistor
Brand: China-Manufacturer-Directory.com
SKU: 764569375
Availability: InStock
Rating: 4.6 (20 reviews)

Supplier:	Dongguan Kaian Electronics Co., Ltd.
Price:	US $ 0.145-0.15PCS
Min Order:	10000PCS
Quantity::
Trade Terms:	FOB,EXW

Product Specifications

Prod Model:	NTC 8D-20
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Anti Surge Varistor:	Lightning Protection Antistatic Over-Current PRO
Resistance:	Sensitive Resistor
Function For Resistance:	Protective Resistor
Installation:	DIP Resistor
Type:	Thermal Resistor
Material:	Ntc Overcurrent Protectors Resistance
Quantity:	PCS
Application:	Over Current Protection
Brand:	Kaec

Product Description

High quality NTC thermistor
1.over 8 years experience, Professional resistor manufacturer.
2. Good overload resistor.
3. RoHS & ISO9001&ISO14000
4. OEM.
Pressure sensitive resistance
When high pressure camePressure sensitive resistance of shunt resistance will reduce the currentTo prevent excessive instantaneous voltage damage or interferenceAnd thus protect the sensitive electronic components

1.outside measurement:(mm)

1-2 mark

8D-20

1-3 encapsulation

1-3-1.material
phenolic resin
Organic siliconresin

1-3-2.color
black
green

Dmax

Tmax

d±0.05

F1±1

F2±1.5

1-4.Lead

1-4-1.material
rinned wire
CP tin-line

1-4-2.form
frank
intorvert

5.0

0.7

7.5

1-5.Model Description:

MF72

D20

spectrum:NTC thermistor

Resistance:8Ω±20%

Max.diameter of chip:20mm

2.ELECTRICAL CHARACTERISTICS:

Item

Spec.

Test conditions and methods

2-1

Rated Zero Power Resistance

8Ω±20%

T_A:25ºC±2ºC,Voltage≤1.5V_DC
accuracy of instrument :±0.5%.

2-2

Max.Diameter of chip

Ta Rance:25±2ºC. AC 270Vrms (50~60Hz) for 60 sec.

2-3	B value	2700K±10%	At 25 ºC, 85 ºC under the conditions of zero-power resistance measuremen R1,R2, B=Ln(R1/R2)·T1·T2/(T2-T1) :T1=273.15+25(K) T2=273.15+85(K)
2-4	current surge	R/Rn≤15%	T_A:25±2ºC Impace current:3A,Time off:15S/345S,loop:2000,Often wet conditions in the restoration of 4 ~ 5 hours later, retest Rated zero power resistance

3.Other properties:
NO	Item	Spec.	Test conditions and methods
3-1	Solder Ability	The terminations shall be uniformly tinned, above 95% of wire shall be tinned	Dipping the NTC terminals to a depth of 15mm in a soldering bath of 250ºC±10ºC and to the place of 6mm far from NTC body for 5±0.5s (GB2423.28 Ta ).
3-2	Resistance to Soldering Heat	The resistance change ratio within±20%	Dipping the terminals to a depth of 15mm in a soldering bath of 250ºC±5ºC and to the place of 6mm far from PTC body for 3±0.5s. After recovering for 4~5 hours under normal temperature. The resistance (RN') shall be measured. ( GB2423.28 Tb)
3-3	Terminal Strength	No damage	Fasten the body and apply a force gradually to each lead until 20 N and then keep for 10sec. Hold the body and apply a force to each lead until 90°slowly at 10N in the direction of lead axis and then keep for 10sec, and do this in the opposite direction repeat for other terminal. (GB2423.29 U)
3-4	Voltage Withstanding	No damage. The resistance change ratio within ±30%	T_A:25±2ºC Voltage:AC 270Vrms (50~60Hz) for 60 sec. AC 380Vrms for 120sec.

Dongguan Kaian Electronics Co., Ltd. is a professional supplier of electronic components. We are committed to the development and production of various types of resistors, such as, gold aluminum resistors, glass glaze resistors, wirewound resistors, high voltage resistors, pulse resistors, NTC thermistor, PTC thermistor, PTC constant temperature heating film, PTC degaussing resistors, varistors, cement, metal oxide film, carbon film, precision resistors, SMD chip resistors and the like. Widely used in instrumentation, medical equipment, water meters, switching power supply, LED, color TV, refrigerator, energy saving lamps, computers and communication facilities, and other household appliances. And machinery manufacturing, electrical and mechanical braking. Companies with high quality positioning, focusing on user practices and product development, customers get the recognition! We offer high quality and favorable prices.

We have more than 10, 000 square meters of production space and advanced production and testing equipment. Our products are in strict compliance with the quality management system ISO9001, first-class service. All our products have reached the advanced domestic and international standards, the monthly output 1 billion.

Our mission is to adhere to the best products and services to customers, and strive to become the leading supplier of electronic components. We adhere to the "quality first, service first, continuous improvement and innovation to meet customers" business philosophy to "zero defect, zero complaints" as the quality objectives.

Looking ahead, the company will continue adhering to the "equality, credibility, cooperation and development" business philosophy, and constantly increase investment and accelerate the pace of enterprise development, dedicated to domestic and foreign customers with the highest quality products and most satisfactory services, and is willing to sincerely cooperate with all friends, by leaps and bounds! We look forward to our cooperation!