FA-238 28.63636MB-B3

Series:	FA-238
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	MHz Crystal
Frequency:	28.63636MHz
Frequency Stability:	±30ppm
Frequency Tolerance:	±50ppm
Load Capacitance:	16pF
ESR (Equivalent Series Resistance):	50 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-20°C ~ 70°C
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	4-SMD, No Lead
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Height - Seated (Max):	0.028" (0.70mm)

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Crystals

With the development of technology, crystals carry increasing importance to our daily lives. In electronics, crystals make up a vital component, and FA-238 28.63636MB-B3 is a type of crystal with wide application. This article will discuss its application field and working principle. FA-238 28.63636MB-B3 is a high-precision crystal oscillator, a type of resonant circuit. It is composed of metal plates, capacitors, and inductors. In a resonant circuit like this crystal oscillator, an electrical signal is inputted and travels around the circuit, eventually bouncing back in a cycle as the signal outputted. The frequency of the outputted signal depends on the parameters of the circuit, with frequency dependent components like the resistors, capacitors, and inductors. In FA-238 28.63636MB-B3, these components are designed for a specific frequency to achieve the desired accuracy.The application of this type of crystal is extensive. As an oscillator, its main role is to generate an external reference clock for various electrical devices. Its accuracy makes it a popular choice in high-precision communication systems, such as modems, wireless communication equipment and digital telecommunication systems. It is also used to measure time in digital clocks, wireless sensors, and smart appliances.As a device requires a stable frequency, FA-238 28.63636MB-B3 is designed with a narrow tolerance range, with a deviation of less than 3ppm (parts per million). It is also specially designed with one-time trimming, which allows it to be easy to use and reduces errors arising from wrong frequency settings.Due to its precision, FA-238 28.63636MB-B3 has to operate within a specific temperature range. It also requires stable voltage supply, and any sudden change in the power supply may damage the crystal oscillator. Additionally, due to its tiny size, it is vulnerable to physical shock and vibration, which can also cause it to malfunction or stop working.In conclusion, FA-238 28.63636MB-B3 is a type of crystal oscillator designed for precision. It is widely used in high-precision communication systems and devices, such as modems and digital telecommunication systems. Its narrow tolerance range, along with its easy one-time trimming feature, makes it a popular choice for applications requiring accurate and stable frequency. However, it also comes with several limitations, like its requirement for stable power supply and temperature and its vulnerability to physical shock and vibration.

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