ECH-S1821JZ

Operating Temperature:	-40°C ~ 125°C
Features:	--
Ratings:	--
Applications:	High Frequency, Switching
Lead Spacing:	0.197" (5.00mm)
Termination:	PC Pins
Height - Seated (Max):	0.295" (7.50mm)
Size / Dimension:	0.335" L x 0.157" W (8.50mm x 4.00mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	ECHS(Z)
Dielectric Material:	Polyphenylene Sulfide (PPS)
Voltage Rating - DC:	100V
Voltage Rating - AC:	--
Tolerance:	±5%
Capacitance:	820pF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors

Film capacitors are capacitors that use a film dielectric for insulation between the plates. They are one of the oldest and most reliable forms of capacitors. The ECH-S1821JZ is a highly reliable, ultra-high-precision film capacitor with low dissipation factor and high insulation resistance. It is a common choice for applications in various industries, including instrumentation, aerospace, audio-visual, medical, and so on.

ECH-S1821JZ Application Field

One of the main applications of the ECH-S1821JZ is in high-precision high-frequency communication systems. This type of capacitor allows for a high degree of accuracy in signal input and output, which is needed for reliable and efficient communication. In addition, these capacitors can be used in audio and video applications due to their low audio and video distortion rate. The ECH-S1821JZ can also be used as a bypass capacitor to minimize the potential for noise interference caused by environmental factors.The ECH-S1821JZ is also suitable for use in high-voltage circuits due to its excellent insulation resistance. This type of capacitor can also be used for low-voltage AC and DC circuits, allowing for high levels of energy conversion and stability. This capacitor is widely used in power supplies, UPS systems, and AC/DC converters to maintain a steady current flow.

Working Principle of ECH-S1821JZ

The ECH-S1821JZ utilizes a combination of a thin metallized film and a ceramic substrate for its construction. This type of construction creates a highly accurate capacitor that has extremely low dissipation and a high insulation resistance. The ceramic substrate maintains a high breakdown voltage even with higher capacitance values.The metallized film is then inserted between two electrodes, also referred to as terminals. These electrodes provide charge transfer and energy storage between the two plates. When a potential difference occurs across the plates, charge flows through them, resulting in a current flow. At the same time, the charges stored in the film become higher and the amount of charge stored is proportional to the voltage across the capacitor.

Conclusion

In summary, the ECH-S1821JZ is a high-precision ultra-high film capacitor with low dissipation factor and high insulation resistance. It is a common choice for applications in various industries, including instrumentation, aerospace, audio-visual, medical, and so on. It is suitable for use in high-voltage circuits due to its excellent insulation resistance, and it is also suitable for low-voltage AC and DC circuits, allowing for high levels of energy conversion and stability. The ECH-S1821JZ utilizes a combination of a thin metallized film and a ceramic substrate for its construction, creating a highly accurate capacitor that has extremely low dissipation and a high insulation resistance.

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