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Vishay General Semiconductor - Diodes Division
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B240A-E3/61T

In Stock 43831 pcs Reference Price(In US Dollars)
1+
$0.2917
Manufacturer Part Number:
B240A-E3/61T
Manufacturer / Brand
Vishay General Semiconductor - Diodes Division
Part of Description:
DIODE SCHOTTKY 40V 2A DO214AC
Datasheets:
B240A-E3/61T(1).pdfB240A-E3/61T(2).pdfB240A-E3/61T(3).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 43831 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number B240A-E3/61T
Manufacturer / Brand Vishay General Semiconductor - Diodes Division
Stock Quantity 43831 pcs Stock
Category Discrete Semiconductor Products > Diodes - Rectifiers - Single
Description DIODE SCHOTTKY 40V 2A DO214AC
Lead Free Status / RoHS Status: ROHS3 Compliant
RFQ B240A-E3/61T Datasheets B240A-E3/61T Details PDF
B240A-E3/61T Details PDF for KR.pdf
B240A-E3/61T Details PDF for IT.pdf
B240A-E3/61T Details PDF for ES.pdf
B240A-E3/61T Details PDF for DE.pdf
B240A-E3/61T Details PDF for FR.pdf
Voltage - Forward (Vf) (Max) @ If 550 mV @ 2 A
Voltage - DC Reverse (Vr) (Max) 40 V
Technology Schottky
Supplier Device Package DO-214AC (SMA)
Speed Fast Recovery =< 500ns, > 200mA (Io)
Series -
Package / Case DO-214AC, SMA
Package Tape & Reel (TR)
Operating Temperature - Junction -65°C ~ 150°C
Mounting Type Surface Mount
Current - Reverse Leakage @ Vr 500 µA @ 40 V
Current - Average Rectified (Io) 2A
Capacitance @ Vr, F -
Base Product Number B240

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges: (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



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B240A-E3/61T Product Details:

The B240A-E3/61T is a high-performance Schottky diode manufactured by Electro-Films (EFI) / Vishay, designed for sophisticated electronic applications requiring efficient power management and signal processing. This surface-mount diode offers exceptional electrical characteristics in a compact DO-214AC (SMA) package, making it ideal for space-constrained electronic designs.

Key technical capabilities include a robust 40V DC reverse voltage rating and a maximum average rectified current of 2A, enabling reliable performance in demanding electrical circuits. The device features a fast recovery time of less than 500 nanoseconds, which is crucial for high-speed switching applications. Its low forward voltage drop of 550 mV at 2A ensures minimal power loss during operation.

The diode demonstrates remarkable thermal stability, with a junction operating temperature range from -65°C to 150°C, making it suitable for extreme environmental conditions. Its Schottky technology provides superior switching performance compared to traditional PIN diodes, particularly in high-frequency and low-voltage applications.

Primary application areas include power supply circuits, signal rectification, voltage clamping, and automotive electronics. The surface-mount design facilitates easy integration into printed circuit boards and supports automated manufacturing processes.

Equivalent alternative models that offer similar specifications include the 1N5819, 1N5817, and SR240 Schottky diodes. These alternatives provide comparable electrical characteristics and can be used in similar circuit designs.

The product complies with RoHS standards and is available in tape and reel packaging, supporting efficient inventory management and surface-mount assembly techniques. Its versatile performance makes it an excellent choice for engineers seeking a reliable, high-speed diode solution across various electronic engineering domains.

B240A-E3/61T Image
B240A-E3/61T (1)

B240A-E3/61T Key Technical Attributes

Voltage - DC Reverse (Vr) Max 40 V

Current - Average Rectified (Io) 2 A

Forward Voltage (Vf) Max 550 mV at 2 A

B240A-E3/61T Packing Size

Type Tape & Reel (TR)

Material Semiconductor encapsulation

Package DO-214AC (SMA) surface mount

Pin Configuration Standard diode terminal leads suitable for PCB mounting

Thermal Characteristics Operating junction temperature from -65°C to 150°C

Electrical Properties Schottky diode with fast recovery time ≤500 ns, low forward voltage, and low reverse leakage current of 500 µA at 40 V

B240A-E3/61T Application

This Schottky diode is ideal for high-efficiency power rectification in DC-DC converters, power supplies, solar inverters, and other switching power applications requiring fast switching and low forward voltage drop. It is used broadly in automotive electronics, telecommunications, and consumer electronics where energy loss minimization and high switching speeds are critical.

B240A-E3/61T Features

The B240A-E3/61T integrates fast recovery Schottky diode technology that ensures fast switching speeds less than or equal to 500 nanoseconds to reduce switching losses significantly. It possesses a low forward voltage drop of approximately 0.55 V at 2 A forward current, which improves overall efficiency and reduces heat generation in power circuits. The diode supports a maximum DC reverse voltage rating of 40 V, making it suitable for low-voltage power systems. Its surface mount DO-214AC package guarantees excellent thermal dissipation and mechanical reliability. The junction temperature range from -65°C to 150°C allows reliable operation across harsh industrial and automotive environments. It features a reverse leakage current as low as 500 microamperes at the max rated voltage, contributing to minimal standby power loss.

B240A-E3/61T Quality and Safety Features

Manufactured by Electro-Films (EFI) / Vishay, this diode conforms to RoHS compliance standards, ensuring environmentally safe materials and process integrity. The robust thermal design based on the DO-214AC casing ensures stability under high temperature and transient conditions. The device undergoes stringent quality control and testing to maintain stable electrical parameters and longevity, meeting automotive and industrial safety requirements. The encapsulation and surface-mount design mitigate risks related to mechanical stress and solder joint reliability.

B240A-E3/61T Compatibility

The B240A variant series is compatible with standard DO-214AC footprint layouts allowing seamless integration into existing PCB designs for replacement or upgrades. It supports common power module and discrete power stage applications requiring Schottky diode characteristics. Its tape and reel packaging facilitates automated surface mount assembly lines to enhance production efficiency. The part can effectively replace or serve as an alternative to similarly rated Schottky diodes in legacy or new design circuits demanding 40 V and 2 A specifications.

B240A-E3/61T Datasheet PDF

For the most authoritative and comprehensive technical data, electrical characteristics, and application notes, customers are encouraged to download the official datasheet available directly on our product page. Our website hosts the latest version of the datasheet reflecting precise manufacturer specifications and recommended usage practices essential for design and quality assurance.

Quality Distributor

IC-Components is proud to be a premium, authorized distributor of Electro-Films / Vishay components. We provide guaranteed genuine products and exceptional customer service complemented by competitive pricing and reliable inventory. Customers are invited to request quotes and verify stock availability conveniently on our website to secure this high-quality Schottky diode for their projects. Trust IC-Components for your supply chain needs with expert support and fast delivery.

Frequently Asked Questions

I need a 2A Schottky diode with a 40V reverse voltage rating for a low-voltage power supply output, but I'm concerned about leakage current at elevated temperatures. How does the Electro-Films (EFI) / Vishay B240A-E3/61T compare to other 2A Schottky diodes in terms of reverse leakage in industrial environments up to 125°C?
The Electro-Films (EFI) / Vishay B240A-E3/61T is specified with a maximum reverse leakage of 500 µA at 40V and 25°C. While specific leakage at 125°C is not directly stated, Schottky diodes, in general, exhibit increased leakage with rising temperature. For industrial applications demanding very low leakage at higher temperatures, consider devices specifically designed for low leakage across a wider temperature range or explore higher voltage-rated parts that may offer better performance at lower operating reverse voltages. Always test under worst-case conditions for critical designs.
I'm migrating an older design that used a discrete general-purpose rectifier to a more efficient Schottky. Can the B240A-E3/61T from Electro-Films (EFI) / Vishay replace a 1N5822 in a 2A, 40V application? What are the key trade-offs regarding forward voltage drop and speed?
Yes, the Electro-Films (EFI) / Vishay B240A-E3/61T is a suitable replacement for a 1N5822 in a 2A, 40V application. The B240A-E3/61T offers a comparable forward voltage drop (550 mV @ 2A max vs. typically 600mV for 1N5822 at 2A) but is a faster recovery diode, as indicated by its "Fast Recovery =< 500ns, > 200mA (Io)" speed classification, which is beneficial for switching applications. The primary trade-off will be the slightly lower junction operating temperature range of the B240A-E3/61T (-65°C to 150°C) compared to some 1N5822 variants that may go up to 175°C, although 150°C is ample for most standard applications.
We're designing a battery-powered portable device and need to minimize power consumption. Is the forward voltage drop of the B240A-E3/61T (550mV @ 2A) low enough for an input protection or reverse polarity protection circuit where efficiency is paramount?
The Electro-Films (EFI) / Vishay B240A-E3/61T has a maximum forward voltage drop of 550 mV at its rated 2A current. For battery-powered applications where efficiency is paramount, this represents a power loss of approximately 1.1W at full load. While this is good for a Schottky diode, if your system is extremely sensitive to voltage drops or has very low power budgets, you might consider other Schottky diodes with even lower forward voltage specifications (e.g., 400-450mV range) or a P-channel MOSFET for reverse polarity protection, which can offer significantly lower conduction losses.
I'm looking for a surface-mount Schottky diode for a compact power converter. How does the DO-214AC (SMA) package of the B240A-E3/61T affect thermal performance during sustained 2A operation in a densely packed PCB?
The Electro-Films (EFI) / Vishay B240A-E3/61T is in a DO-214AC (SMA) package, which is a common surface-mount form factor. For sustained 2A operation, thermal management is critical. The SMA package has limited thermal dissipation capabilities. Adequate copper pad area on the PCB, and potentially vias to inner layers, will be essential to draw heat away from the device and maintain junction temperatures below the 150°C limit. If thermal challenges arise, consider a larger package size (e.g., SMB or SMC) or a device with a lower forward voltage to reduce power dissipation.
Our system operates in an environment with occasional high-voltage transients. Can the B240A-E3/61T from Electro-Films (EFI) / Vishay withstand short-duration voltage spikes beyond its 40V reverse voltage rating if the energy is limited, or is a device with a higher Vr required?
The Electro-Films (EFI) / Vishay B240A-E3/61T has a maximum DC reverse voltage rating of 40V. While components can often tolerate brief, very low-energy spikes beyond their rated voltage, it is not a design specification and doing so significantly increases the risk of immediate or premature failure. For systems prone to voltage transients, it is strongly recommended to use a diode with a significantly higher reverse voltage rating (e.g., 60V or 100V) or to implement dedicated transient voltage suppression (TVS) diodes in conjunction with the B240A-E3/61T.
I need to replace a failed Vishay B240A diode in a manufacturing equipment. Are there any specific Electro-Films (EFI) / Vishay part number considerations when ordering the B240A-E3/61T, or will any B240A variant suffice? What if I find a B240A-TAP, for instance?
When replacing a Vishay B240A, ensure you are sourcing the Electro-Films (EFI) / Vishay B240A-E3/61T or an equivalent with identical key parameters (40V, 2A, Schottky, DO-214AC package). Part numbers like B240A-TAP may indicate different packaging (e.g., tape, potentially not reel) or lead finishes, and while the core electrical characteristics might be similar, subtle differences in material or manufacturing could exist. Always verify the full datasheet for any proposed replacement part to ensure compatibility in terms of voltage, current, forward drop, leakage, speed, and operating temperature.
For a consumer electronics product with a projected lifespan of 5 years, is the Electro-Films (EFI) / Vishay B240A-E3/61T's operating temperature range of -65°C to 150°C sufficient for typical indoor use, or should I be concerned about long-term reliability due to temperature cycling?
The Electro-Films (EFI) / Vishay B240A-E3/61T's operating temperature range of -65°C to 150°C is well-suited for typical indoor consumer electronics applications. The upper limit of 150°C is significantly higher than expected indoor operating temperatures. Long-term reliability is generally assured within the specified operating range, provided the device is not pushed beyond its electrical ratings (voltage, current) and thermal management is adequate to keep the junction temperature within the specified limits. For applications with extreme temperature cycling, consider components with enhanced ruggedness or extended temperature ratings.

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