T496D226K025AS Capacitors

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	--
Features:	Fail Safe with Built-in Fuse
Ratings:	COTS
Manufacturer Size Code:	D
Lead Spacing:	--
Height - Seated (Max):	0.122" (3.10mm)
Size / Dimension:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Package / Case:	2917 (7343 Metric)
Mounting Type:	Surface Mount
Lifetime @ Temp.:	--
Series:	T496
ESR (Equivalent Series Resistance):	--
Type:	Molded
Voltage - Rated:	25V
Tolerance:	±10%
Capacitance:	22µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum Capacitors are capacitors that incorporate tantalum into their construction. They are widely used in a range of electronic devices with their low equivalent series resistance (ESR), relatively high capacitance and small size providing a competitive advantage over other capacitors. The most common use for tantalum capacitors is for bypass applications.T496D226K025AS is a particular type of tantalum capacitor. It is a ceramic type SMD-mounting capacitor rated for 25V with a nominal capacitance of 22uF. The T496D226K025AS capacitor is designed so that it can function as either a bypass capacitor or a decoupling capacitor. As a bypass capacitor, the capacitor is used to bypass high frequency AC disturbances to ground, meaning that these high frequencies can go around the main circuit, delivering a smoother DC voltage waveform. This is especially useful for radio circuits as it filters out unwanted high frequency noise.As a decoupling capacitor, the capacitor is used to filter out fluctuations in the current flow. This helps to prevent loss of signal due to noise from other components in the circuit, or from outside sources such as RF fields. The decoupling capacitor also helps to maintain the voltage level across the whole circuit.The working principles of these capacitors are relatively straightforward. Whenever a flow of current passes through the capacitor, an electric field is generated across the plates. This electric field causes charges to build up and become stored, creating what is known as a "capacitance". This capacitance prevents any further current from flowing and so all the charge that accumulates on the capacitor helps to maintain the original voltage across the plates.Tantalum capacitors are ideal for these applications as they have relatively low equivalent series resistance (ESR) and high capacitance. The lower ESR means that the capacitor can store more charge, resulting in a more efficient bypass or decoupling capacitor. The greater capacitance also ensures that the capacitor can store enough charge to maintain the voltage across the plates.There are a few other advantages to using tantalum capacitors. They have excellent frequency response, meaning that they work well at both ends of the audio frequency range. This makes them suitable for snubber networks, as well as for audio circuits where a wide dynamic range is desired. Additionally, tantalum capacitors have a long lifespan and are generally very reliable.In summary, T496D226K025AS can be used as both a bypass capacitor or a decoupling capacitor, depending on the requirements of the circuit. The low equivalent series resistance and high capacitance make it ideal for these applications, allowing for more efficient bypass or decoupling of any high frequency AC disturbances to ground. The excellent frequency response, long lifespan and reliable performance make tantalum capacitors in general, and the T496D226K025AS in particular, a good choice for any electronic device.

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