CWR19MC156MRXB

Series:	Military, MIL-PRF-55365/11, CWR19
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	15µF
Tolerance:	±20%
Voltage - Rated:	35V
Type:	Molded
ESR (Equivalent Series Resistance):	--
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	--
Mounting Type:	Surface Mount
Package / Case:	2721 (6954 Metric)
Size / Dimension:	0.273" L x 0.213" W (6.93mm x 5.41mm)
Height - Seated (Max):	0.108" (2.74mm)
Lead Spacing:	--
Manufacturer Size Code:	X
Features:	Military
Failure Rate:	R (0.01%)

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Tantalum CapacitorsTantalum capacitors are among the most frequently used electronic components. The CWR19MC156MRXB is a type of tantalum capacitor designed for surface-mount technology. It has a wide range of applications in modern compact electronic devices given its small size and high efficiency. This article will discuss the application field and working principle of CWR19MC156MRXB.Application FieldTantalum capacitors are widely used in a variety of applications, ranging from energy storage and filtering to RF shielding and bypassing. The CWR19MC156MRXB is especially suited for use in power management, as it is designed with a low equivalent series resistance and can handle a large voltage drop. This makes it particularly useful in portable electronic devices with limited space. The CWR19MC156MRXB can also be used for decoupling and snubbing, as it has excellent high frequency performance and can handle high current without excessive heating.In addition, the CWR19MC156MRXB is also well-suited for applications where high stability and accuracy is required, such as oscillators and amplifiers. Its small form factor makes it particularly attractive for miniaturized systems that require precise and stable power delivery.Working PrincipleThe CWR19MC156MRXB is a type of non-polarized electrolytic capacitor, meaning the active material is a tantalum oxide (Ta2O5) film coated onto the capacitor’s electrodes. When a voltage is applied to the capacitor, an electrical double layer is formed on the surface of the oxide film, which is an extremely thin layer of charge. This material is highly stable and resistant to voltage surges, allowing it to maintain a stable voltage for long periods of time.The CWR19MC156MRXB also features an anode current stabilizing system that prevents its poles from discharging prematurely in situations with high ripple currents. This helps maintain the device’s accuracy and stability under varying conditions, thus making it suitable for applications such as oscillators and amplifiers.ConclusionThe CWR19MC156MRXB is a highly efficient and reliable type of tantalum capacitor designed for surface-mount technology. It has a wide range of applications, ranging from energy storage and filtering to RF shielding and bypassing, and is particularly well-suited for portable electronic devices and precision devices such as oscillators and amplifiers. Its working principle is based on the formation of an electrical double layer on the surface of an oxide film, which provides a stable voltage even under changing conditions.

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