B41042A7397M Allicdata Electronics
Allicdata Part #:

B41042A7397M-ND

Manufacturer Part#:

B41042A7397M

Price: $ 0.00
Product Category:

Capacitors

Manufacturer: EPCOS (TDK)
Short Description: CAP ALUM 390UF 20% 35V RADIAL
More Detail: 390µF 35V Aluminum Electrolytic Capacitors Radial,...
DataSheet: B41042A7397M datasheetB41042A7397M Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
1 +: 0.00000
Stock 1000Can Ship Immediately
$ 0
Specifications
ESR (Equivalent Series Resistance): --
Lifetime @ Temp.: 5000 Hrs @ 105°C
Operating Temperature: -55°C ~ 105°C
Polarization: Polar
Ratings: --
Applications: General Purpose
Ripple Current @ Low Frequency: 977.6mA @ 120Hz
Ripple Current @ High Frequency: 1.222A @ 100kHz
Impedance: 150 mOhms
Lead Spacing: 0.197" (5.00mm)
Size / Dimension: 0.394" Dia (10.00mm)
Height - Seated (Max): 1.063" (27.00mm)
Surface Mount Land Size: --
Mounting Type: Through Hole
Package / Case: Radial, Can
Series: B41042
Packaging: Bulk 
Lead Free Status / RoHS Status: --
Part Status: Obsolete
Moisture Sensitivity Level (MSL): --
Capacitance: 390µF
Tolerance: ±20%
Voltage - Rated: 35V
Description

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Aluminum electrolytic capacitors are widely used in most types of electrical and electronic applications. B41042A7397M is one such capacitor that is used in many applications.

The key feature of this capacitor is its small size, low ESR (Equivalent Series Resistance), high capacitance, and its excellent long-term stability. It has a capacity of 4700uF, a voltage rating of 400V and a high capacitance stability of +/-22%.

The B41042A7397M capacitor has two main application fields – audio and light emitting diode (LED) applications. The audio applications of this capacitor include amplifier stability, filtering, and signal conditioning. On the other hand, the LED applications include power supply filter, constant current control, switch mode power supply noise filter, and voltage stabilization.

When used in audio applications, the B41042A7397M capacitor has several advantages. Firstly, due to its low ESR and small size, it reduces noise and interference in the circuit. Secondly, it provides stability and filtering, preventing the amplifier from overloading and blowing up when used in audio system with high-speed dynamics.

In LED applications, the B41042A7397M capacitor ensures a constant current flow, preventing the LED lights from flickering when the current fluctuates. The capacitor can also be used for power supply filter, eliminating any unwanted signals that may interfere with the LED functioning. Finally, it is also used for voltage stabilization and to reduce surge spikes.

The B41042A7397M capacitor has a unique working principle that ensures its excellent performance. First, the capacitor has an anode made of a pure aluminum plate. The anode is immersed in a sealed electrolyte, providing a high degree of stability and reliability. Then, the electrolyte is sealed with an oxide film and covered with a separator, which creates an air gap between the electrodes.

The working of the capacitor in use involves electricity flowing from the negative terminal to the anode via electrolyte solution. This causes the anode to become charged with a positive voltage. The positive voltage has an effect on the negatively charged oxide layer, and a current will flow from the anode to the cathode (negative terminal). Thus, if a voltage is applied to the capacitor, it will act as an energy storage component allowing the current to flow.

To summarize, the B41042A7397M capacitor is a small-sized electrolytic capacitor that has several advantages. It has a low ESR, high capacitance, and excellent long-term stability. This makes it ideal for audio and LED applications, where it is used for amplifier stability, filtering, signal conditioning, power supply filtering, voltage stabilization, and constant current control. Its unique working principle involves electricity flowing from the negative terminal to the anode, via electrolyte solution, resulting in current flow between the anode and cathode.

The specific data is subject to PDF, and the above content is for reference

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