M39003/09-3048/HSD

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	C (0.01%)
Features:	Military
Manufacturer Size Code:	D
Lead Spacing:	--
Height - Seated (Max):	--
Size / Dimension:	0.351" Dia x 0.786" L (8.92mm x 19.96mm)
Package / Case:	Axial
Mounting Type:	Through Hole
Lifetime @ Temp.:	--
Series:	Military, MIL-PRF-39003/9, CSR21
ESR (Equivalent Series Resistance):	85 mOhm
Type:	Hermetically Sealed
Voltage - Rated:	20V
Tolerance:	±5%
Capacitance:	82µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors

Tantalum capacitors are essential electronic components which find applications in dozens of sectors due to their excellent characteristics. The M39003/09-3048/HSD is one such tantalum capacitor, popularly used in applications which call for high stability and reliability. This article discusses the various application fields in which the M39003/09-3048/HSD is frequently used along with the working principle of the part.

Applications of M39003/09-3048/HSD

The M39003/09-3048/HSD is an efficient multi-anode tantalum capacitor that has vast uses in a wide range of applications. The capacitor features a capacitance range from 15μF to 470μF and an operating temperature range from -55ᵒC to 125ᵒC. The benefit of a multi-anode construction is the elimination of failure risks due to the presence of more than one anode. This makes the capacitor suitable for use in critical application fields that cannot afford even a minute failure. Some of the common application areas in which the M39003/09-3048/HSD is used include:

• Military and Commercial Aerospace – The superior operating range, wide capacitance, and high reliability of the capacitor make it a preferred choice for use in critical flight and aircraft systems. The capacitor is also used in navigation systems, transponders, and anti-icing systems.
• Automotive – The excellent noise suppression capacity of the M39003/09-3048/HSD makes it suitable for use in automotive electronics. The capacitor is used in various automotive systems such as climate control, brake, and fuel-injection systems.
• Telecommunications and Industrial – The capacitor is also commonly used in telecommunication systems, especially landline and cellular systems. The capacitor finds application in industrial equipment including sensors, variable frequency drives, and control circuits.
• Consumer Electronics – The M39003/09-3048/HSD is also used in consumer electronics equipment including notebook computers, digital cameras, TVs, and audio systems.
• Medical Devices – The capacitor is used in the majority of medical devices such as scanning and imaging devices, patient monitors, life support systems and dental equipment.

Working Principle of M39003/09-3048/HSD

The M39003/09-3048/HSD is a hybrid multi-anode tantalum capacitor that utilizes an electrolyte-accessible anode and a non-accessible anode in the same package. The non-accessible anode is connected via a wire and the exposed pin represents the accessible anode. An insulating film sits between both electrodes and acts as a dielectric.When a direct current is passed through the capacitor, a tantalum oxide film forms on the exposed anode which is responsible for the capacitance. The capacitance is stable and durable with no change in the temperature or other environmental conditions. The capacitor’s capacitance range between 15μF and 470μF and a voltage range of 2V to 50V, making it ideal for a variety of applications.The M39003/09-3048/HSD also has excellent noise suppression feature which makes it suitable for use in audio, video, and telecommunication systems. The interference filter circuit of the capacitor ensures minimal noise. Additionally, the capacitor is highly efficient and reliable and is capable of long life even under the most extreme conditions.

Conclusion

The M39003/09-3048/HSD is a highly efficient multi-anode tantalum capacitor which finds various uses in the sectors including aerospace, automotive, telecommunications, and medical devices due to its excellent properties. The capacitor features high capacitance, a wide operational temperature range, excellent noise suppression, and excellent reliability. The capacitor is an indispensable part for any electronic application where quality performance and reliability are paramount.

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