| Allicdata Part #: | ALS81U394NT040-ND |
| Manufacturer Part#: |
ALS81U394NT040 |
| Price: | $ 32.82 |
| Product Category: | Capacitors |
| Manufacturer: | KEMET |
| Short Description: | CAP ALUM 390000UF 20% 40V SCREW |
| More Detail: | 390000µF 40V Aluminum Electrolytic Capacitors Radi... |
| DataSheet: | ALS81U394NT040 Datasheet/PDF |
| Quantity: | 1000 |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| 48 +: | $ 29.83580 |
| Polarization: | Polar |
| Package / Case: | Radial, Can - Screw Terminals |
| Mounting Type: | Chassis Mount |
| Surface Mount Land Size: | -- |
| Height - Seated (Max): | 8.740" (222.00mm) |
| Size / Dimension: | 3.031" Dia (77.00mm) |
| Lead Spacing: | 1.252" (31.80mm) |
| Impedance: | 8 mOhms |
| Ripple Current @ High Frequency: | 29.9A @ 10kHz |
| Ripple Current @ Low Frequency: | 29.2A @ 100Hz |
| Applications: | General Purpose |
| Ratings: | -- |
| Series: | ALS81 |
| Operating Temperature: | -40°C ~ 105°C |
| Lifetime @ Temp.: | 2000 Hrs @ 105°C |
| ESR (Equivalent Series Resistance): | 6 mOhm @ 100Hz |
| Voltage - Rated: | 40V |
| Tolerance: | ±20% |
| Capacitance: | 390000µF |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Bulk |
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Aluminum electrolytic capacitors, also known as electrolytic capacitors, are one of the most widely used components in electronic circuits. They are used in power supplies, for filtering, rectification, and as part of larger circuits. The ALS81U394NT040 is an aluminum electrolytic capacitor. It is used for a number of applications, including power supply filtering, signal filter circuits, and decoupling in high-efficiency switching power supplies.
The ALS81U394NT040 features a low ESR rating, high ripple current ratings, low impedance, and high reliability. It also has a rated temperature range of -40 to the 85 C. This capacitor is ideal for high temperature and high power applications. It is also suitable for high current DC-DC converter circuits and automotive power supply circuits.
The ALS81U394NT040 operates on a principle of electrochemical production of an electric charge. When a voltage is applied between the two metallic plates (the anode and the cathode), it induces an electric charge on the surface of the electrolyte. This charge is retained on the surface due to the adhesive force between the plate and the electrolyte. The stored charge creates an electric field between the plates, which is the primary source of capacitance. Due to the process of electrolysis, this electric field can be increased or decreased (polarization) by changing the applied voltage.
The ALS81U394NT040 is especially popular for its long life and reliability. Its long shelf life and high ESR ratings make it suitable for applications in extreme conditions, such as automotive and industrial settings. The low impedance and high ripple current ratings also make the ALS81U394NT040 ideal for high-current applications. This capacitor is well suited for power supply decoupling, as it is able to handle large transient current pulses. It is also suitable for use with heavy electrical loads, making it a popular choice for high-power automotive applications.
The ALS81U394NT040 aluminum electrolytic capacitor is an ideal choice for a variety of applications, ranging from power supply filtering to signal filter circuits to decoupling in high-efficiency switching power supplies. Its low ESR rating, high ripple current ratings, low impedance, and high reliability make it a popular choice for all sorts of applications. Since it is able to handle large transient current pulses and heavy loads with ease, it is perfect for power supply decoupling and other high-current applications.
The specific data is subject to PDF, and the above content is for reference
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ALS81U394NT040 Datasheet/PDF