SPA221M04B

Series:	SPA
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Type:	Polymer
Capacitance:	220µF
Tolerance:	±20%
Voltage - Rated:	4V
ESR (Equivalent Series Resistance):	5 mOhm
Lifetime @ Temp.:	1000 Hrs @ 105°C
Operating Temperature:	-40°C ~ 105°C
Ratings:	--
Applications:	General Purpose
Ripple Current @ High Frequency:	4A @ 100kHz
Lead Spacing:	--
Size / Dimension:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Height - Seated (Max):	0.165" (4.20mm)
Surface Mount Land Size:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Mounting Type:	Surface Mount
Package / Case:	2917 (7343 Metric)

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Aluminum - Polymer Capacitors

Aluminum - Polymer capacitors are components that are used extensively in modern electronics. These capacitors contain two elements, aluminum and polymer, which are then combined to form a single, small component that has a wide range of applications within the electronics field. Here we will be looking at the SPA221M04B capacitor and its application field and working principle.The SPA221M04B capacitor is a two-element, aluminum-polymer capacitor. It is typically used as an input filter or bypass capacitor in the communication field, and it is designed to provide a low impedance path between the block and its input. It is designed to help reduce any interference from the higher frequency input signals and prevent any spike voltages due to the transients from entering the circuit.The SPA221M04B capacitor works on the basic principle that the two metallic stages of the capacitor, made of aluminum and polymer, are connected together by a dielectric. This dielectric separates the two stages and allows for a capacitance to form. This capacitance allows for the block to resist any current spikes and reduce any high-frequency interference from the input signals.Overall, the SPA221M04B is a highly reliable aluminum-polymer capacitor that provides excellent performance in a wide range of communication systems. It is designed to help prevent any interference and voltage spikes from entering a circuit and is used as an input filter or bypass capacitor in a wide range of applications. The capacitor is also known for its low inductance, which keeps the capacitor from forming a resonant circuit with the power supply. This helps ensure that the circuit is well protected from any unexpected spikes and interference that may affect the system.

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