HC-49/U-S4000000AHKB

Series:	HC-49/U-S
Packaging:	Bulk
Part Status:	Active
Type:	MHz Crystal
Frequency:	4MHz
Frequency Stability:	±100ppm
Frequency Tolerance:	±30ppm
Load Capacitance:	20pF
ESR (Equivalent Series Resistance):	150 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-40°C ~ 85°C
Ratings:	--
Mounting Type:	Through Hole
Package / Case:	HC-49/US
Size / Dimension:	0.453" L x 0.183" W (11.50mm x 4.65mm)
Height - Seated (Max):	0.138" (3.50mm)

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The HC-49/U-S4000000AHKB is a type of crystal component that is primarily used in electronic devices. This component is based on the AT (Automotive Temperature) cut surface mount 4 MHz quartz crystal. It often finds application in various digital and analog circuits such as processors, sensors, and microcontrollers. This component is highly precise, reliable and efficient.The HC-49/U-S4000000AHKB has a sheet profile of 14.4mm × 5.0mm × 1.5mm and a weight of 1.92 g. It comes with a flat bottom allowing for easy mounting on a surface. This component is also made of high-quality material and features excellent resistance to shocks and humidity. In addition, this crystal offers a wide range of operating temperature from -20°C to +55°C.The working principle of the HC-49/U-S4000000AHKB crystal is based on the electromechanical effect. This effect is a phenomenon that results from an applied electrical signal causing a mechanical vibration or mechanical stress resulting in an oscillator that creates a periodic signal. This effect occurs when an capacitor, due to its piezoelectric properties, is connected in series with the crystal and an electrical signal is applied. This signal causes the capacitor plates to move up and down in order to create a vibration in the crystal. This vibration ensures a highly efficient signal transmission.In regard to its application field, the HC-49/U-S4000000AHKB crystal can be constantly found in various digital circuits such as processors, motor controllers, and power controllers. Additionally, the crystal’s high speed makes it an ideal choice for wireless applications wherein several frequency channels must be monitored simultaneously. It is also used in analog circuits such as voltage-controlled oscillators and in radio receivers as well.The HC-49/U-S4000000AHKB crystal features stable frequency and low power consumption making it a preferred choice for many consumer electronics applications. It is also ideal for heavy workload applications such as the automotive industry. Its temperature stability ensures that its frequency does not change drastically in varying temperatures, which is why the HC-49/U-S4000000AHKB is a reliable choice for such a demanding environment.In conclusion, the HC-49/U-S4000000AHKB crystal is a crucial element in many digital and analog circuits and applications. Its AT cut surface mount 4 MHz quartz crystal provides stable frequency with low power consumption and excellent temperature stability. This makes the HC-49/U-S4000000AHKB a great choice for consumer electronics and heavy workload applications in the automotive industry.

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