M39003/09-0340H

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Tantalum capacitors are widely used in the electronics industry and are an essential element in many electrical and electronic circuits. The M39003/09-0340H is a Tantalum Capacitor which falls under the MIL-PRF-39003 series of devices. It has a variety of applications in a broad range of electronics fields.

The M39003/09-0340H is a chip type chip Tantalum Capacitor. It has a rectangular body with two terminations, allowing for surface mount application. It comes in two standard packages, C-height (measures .500 inches) and D-height (measures .370 inches). The device has a capacitance range of 1 μF to 47 μF and an rated voltage ranging from 4 VDC to 50 VDC. Additionally, M39003/09-0340H capacitors are known for their excellent temperature stability, excellent frequency stability, and a long shelf life.

M39003/09-0340H capacitors are designed for commercial grade applications which require high performance and reliability. It is routinely used in automotive, IoT, consumer electronics, and industrial electronics systems for power supply filtering, damping, and decoupling applications. It is specifically designed to help reduce electromagnetic interference (EMI) and radio frequency interference (RFI) in circuit designs.

The underlying working principle of a M39003/09-0340H capacitor is its ability to store electrical energy and release it back into the circuit. When a voltage is applied across the capacitor, it builds up electrical charge on its two plates. This stored energy will then be released back into the circuit as voltage, depending on the capacitance value of the capacitor. During this process, the capacitor acts as a kind of surge absorber, smoothing out peak current demands from the system.

M39003/09-0340H capacitors also have exceptional reliability and stability. This is due to its construction, which uses a sintered tantalum anode, electrolytic grade manganese dioxide as its dielectric, and solid tantalum end caps as its cathode. The end caps provide electrical connection to the electrolyte, the electrolyte absorbs the charge, and the anode stores charges. The anode to cathode seal is made by welding the anode with a metallic tantalum plating, resulting in a hermetically sealed device.

In conclusion, the M39003/09-0340H is a versatile chip Tantalum Capacitor that can be used reliably in a wide range of commercial grade applications. It is designed to reduce EMI and RFI, and is renowned for its temperature stability, frequency stability, and long shelf life. Its underlying working principle is that it stores electrical energy and releases it back into the circuit when a voltage is applied across it.

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