RNU0J821MDN1PX

Series:	FPCAP, RNU
Packaging:	Tape & Box (TB)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Polymer
Capacitance:	820µF
Tolerance:	±20%
Voltage - Rated:	6.3V
ESR (Equivalent Series Resistance):	7 mOhm
Lifetime @ Temp.:	2000 Hrs @ 105°C
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	570mA @ 120Hz
Ripple Current @ High Frequency:	5.7A @ 100kHz
Lead Spacing:	0.138" (3.50mm)
Size / Dimension:	0.315" Dia (8.00mm)
Height - Seated (Max):	0.512" (13.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can

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Introduction to RNU0J821MDN1PX Aluminum-Polymer Capacitors

Aluminum-Polymer Capacitors, otherwise known as Al-Poly Caps, are a type of capacitor that combines the combined advantages of aluminum electrolytic and ceramic capacitors. The Al-Poly capacitor can provide a variety of capacitance values, from as low as 0.01μF to over 220μF, making it an excellent choice for a variety of applications, ranging from general electronics to industrial and automotive applications.

What Is RNU0J821MDN1PX Aluminum-Polymer Capacitor?

The RNU0J821MDN1PX Aluminum-Polymer capacitor is a compact and reliable choice for DC-DC converters and other power supply applications. It features high temperature stability that is ideal for operating along with power MOSFETs and IGBTs, as well as excellent surge- and ESD- compliant performance. Its unique integrated aluminum alloy electrode construction allows it to offer high ESR performance. The Al-Poly capacitor\'s high-grade aluminum construction and hermetically sealed structure help ensure its long-term reliability.

Application Field and Working Principle of RNU0J821MDN1PX Aluminum-Polymer Capacitors

Due to its high temperature stability and excellent surge- and ESD- compliant performance, the RNU0J821MDN1PX Aluminum-Polymer capacitor is ideally suited for use in a variety of applications, including DC-DC converters, power supplies, motor drives and automotive systems. It is also suitable for use in audio and RF applications, as well as in devices intended for medical use. The working principle behind the Al-Poly capacitor is based on the storage of electrical energy within the thin sheet of aluminum alloy that is between the two dielectric layers. This thin aluminum layer, also known as the electrode, is what allows the capacitor to maintain a high capacitance rating and low ESR performance.

Advantages and Disadvantages of RNU0J821MDN1PX Aluminum-Polymer Capacitors

The RNU0J821MDN1PX Aluminum-Polymer capacitor has numerous advantages over traditional capacitor technologies. First, it offers a wide range of capacitance values, with ratings as high as 220μF possible. This makes the Al-Poly capacitor a great choice for applications requiring large-scale storage capabilities. In addition, its hermetic construction, paired with its aluminum construction, offer superior stability and reliability. The Al-Poly capacitor is also more resistant to overvoltage, making it better suited for more specialized applications. However, like all capacitors, the Al-Poly capacitor also suffers from certain drawbacks. One of the biggest issues is its price, as it can be significantly more expensive than traditional capacitor technologies. Additionally, the required aluminum alloy construction and hermetic sealing process add additional cost to the manufacturing process. Finally, the Al-Poly capacitor\'s size and overall form factor may make it unsuitable for some applications.

Conclusion

The RNU0J821MDN1PX Aluminum-Polymer capacitor is a great choice for a variety of applications, including DC-DC converters, power supplies, motor drives, and automotive systems. Its wide range of capacitance values, wide temperature range, and excellent surge- and ESD- compliant performance make it an attractive choice for engineers and designers. However, the Al-Poly capacitor\'s relatively high price and form factor may limit its application in certain cases.

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