203JG1F Allicdata Electronics
Allicdata Part #:

615-1025-ND

Manufacturer Part#:

203JG1F

Price: $ 0.60
Product Category:

Sensors, Transducers

Manufacturer: US Sensor/Littelfuse Inc
Short Description: THERMISTOR NTC 20KOHM 3892K DO35
More Detail: NTC Thermistor 20k DO-204AH, DO-35, Axial
DataSheet: 203JG1F datasheet203JG1F Datasheet/PDF
Quantity: 1000
250 +: $ 0.54180
Stock 1000Can Ship Immediately
$ 0.6
Specifications
Series: --
Packaging: Bulk 
Part Status: Active
Resistance in Ohms @ 25°C: 20k
Resistance Tolerance: ±1%
B Value Tolerance: --
B0/50: 3892K
B25/50: --
B25/75: --
B25/85: --
B25/100: --
Operating Temperature: -55°C ~ 300°C
Length - Lead Wire: 1.00" (25.40mm)
Mounting Type: Through Hole
Package / Case: DO-204AH, DO-35, Axial
Description

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Temperature sensors are widely used as a critical component in many industrial and consumer applications. In this article, we will discuss a popular type of temperature sensor - NTC thermistors – and the application field and working principle of one of its most popular model, 203JG1F.

NTC thermistors are one type of variable resistors whose resistance varies with temperature. At low temperatures, the resistance of an NTC thermistor increases; while at high temperatures, its resistance decreases. These thermistors often have a negative temperature coefficient, meaning that as temperatures increase, their resistance drops. As a result, NTC thermistors are widely used for temperature sensing and controlling application.

The 203JG1F is a widely used NTC thermistor. It has a wide operating temperature range from -40 ~ +125 °C (-40 ~ 257 °F). It features a small size with diameter 1.2mm and low thermal time constant of 0.3 to 0.6 secs, making it suitable for fast sampling time T0~T1. In addition, it has a copper lead for enhanced conductivity and low heat capacity; resulting in high frequency response and good component repeatability.

The 203JG1F is mainly used in temperature sensing applications such as home and industrial appliances, climate control systems, home HVAC systems, and medical devices. It is also used in automotive, including airbags, windows, and wiper systems. The 203JG1F is also suitable for manufacturing and process control.

The working principle of the 203JG1F is relatively straightforward. It is composed of a compound whose electrical resistivity varies with its temperature. As it is heated, the resistance of the NTC thermistor decreases; at lower temperatures, it increases. This change in resistance is what is used in temperature sensing applications. An NTC thermistor is typically connected to a circuit, and the voltage generated by the NTC thermistor is measured. The voltage is proportional to the temperature of the thermistor and is then used to control the temperature.

In conclusion, NTC thermistors are widely used for temperature sensing and controlling applications, and the 203JG1F is a popular NTC thermistor model. It has a wide operating temperature range and is particularly suitable for fast sampling. In terms of application areas, the 203JG1F is mainly used in various sectors including home and industrial appliances, automotive, and manufacturing and process control. Its working principle is relatively simple, it is composed of a compound whose electrical resistivity varies with its temperature.

The specific data is subject to PDF, and the above content is for reference

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