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0755-82798135Diodes Incorporated B540C-13-F
B540C-13-F Supplier & Distributor
B540C-13-F is an electronic component manufactured by Diodes Incorporated. We are a professional electronic components supplier providing original parts with large stock available in Shenzhen Huaqiangbei.
We supply B540C-13-F with competitive pricing, fast global delivery and reliable sourcing services for OEM, EMS and electronic trading companies.
- Original and genuine components
- Large stock inventory available
- Fast worldwide shipping
- Support for bulk orders
- Part No.:
- B540C-13-F
- Manufacturer:
- Diodes Incorporated
- Category:
- In-Stock Discrete Semiconductors
- Package:
- DO-214AB, SMC
- Datasheet:
-
B540C-13-F.pdf
- Description:
- DIODE SCHOTTKY 40V 5A SMC
- Quantity:
Unit Price:$0
Ext Price:$0
- Payment:

- Shipping:

Inventory:84,681
Send us your inquiry,we will respond immediately.
About B540C-13-F
Looking for B540C-13-F supplier or distributor? Tomato Electronics provides high-quality electronic components including MLCC capacitors, tantalum capacitors, ICs, diodes and more.
Contact us now for quotation and availability of B540C-13-F.
Product Details
B540C-13-F – Diodes Incorporated 40V 5A Surface-Mount Schottky Barrier Rectifier
B540C-13-F is a Diodes Incorporated surface-mount Schottky barrier rectifier designed for low-voltage, high-frequency rectification, freewheeling, polarity protection and DC/DC converter applications. With 40V repetitive reverse voltage, 5A average rectified current, 0.55V forward voltage, 500µA reverse current, 100A surge current and SMC / DO-214AB package, it is suitable for compact power boards, adapters, auxiliary DC rails, consumer electronics, industrial control circuits and general high-current rectifier positions.
Engineering note: Confirm reverse voltage margin, average current, surge current, thermal derating, PCB copper area, polarity marking and the latest Diodes Incorporated datasheet before production approval.
Component Overview
B540C-13-F belongs to the Diodes Incorporated B520C–B560C family of 5.0A surface-mount Schottky barrier rectifiers. It provides low forward voltage, fast rectification behavior and a high-current SMC package for power conversion and protection designs. The device uses guard ring die construction for transient protection and is designed for automated surface-mount assembly.
Circuit Function & Design Role
Provides efficient rectification with lower forward voltage than many standard silicon rectifiers.
Supports current recirculation paths in inductive switching circuits and DC/DC converter stages.
Can be used in reverse-polarity protection paths where forward drop and current rating are acceptable.
SMC / DO-214AB package supports automated assembly and higher-current board-level power designs.
Key Electrical & Package Information
| Manufacturer | Diodes Incorporated |
|---|---|
| Part Number | B540C-13-F |
| Series | B520C–B560C Series |
| Device Type | Surface-mount Schottky barrier rectifier |
| Configuration | Single diode |
| Peak Repetitive Reverse Voltage | 40V |
| Average Rectified Output Current | 5A |
| Forward Voltage | 0.55V at 5A |
| Reverse Current | 500µA at 40V |
| Forward Surge Current | 100A |
| Total Capacitance | 300pF at 4V, 1MHz |
| Technology | Schottky |
| Package / Case | SMC / DO-214AB |
| Mounting Type | Surface Mount / SMD |
| Polarity Marking | Cathode band |
| Operating Junction Temperature | -55°C to +150°C |
| Packaging | Tape and reel / cut tape options |
| Product Status | Active |
Application Scenarios
DC/DC Converters
Used as a rectifier, freewheeling or auxiliary diode in low-voltage switching regulator circuits.
Power Adapters & Supplies
Suitable for compact rectifier and protection positions in adapters and low-voltage power supply boards.
Polarity Protection
Applicable to reverse-polarity protection circuits where the 5A current rating and forward drop are acceptable.
Consumer & Industrial Boards
Useful in consumer electronics, control modules and general power-management boards requiring a 40V 5A SMC Schottky diode.
TomatoElec Quality & Supply Notes
As an in-stock independent distributor and electronic components supplier, TomatoElec supports B540C-13-F sourcing for engineering samples, production replenishment, urgent replacement and BOM purchasing. For Schottky rectifiers, correct manufacturer, voltage rating, current rating, package, polarity marking, reel suffix, date code and original sourcing are important because the device affects rectification efficiency, thermal margin and long-term circuit reliability.
- Original component sourcing: support sourcing of original Diodes Incorporated Schottky rectifier products.
- Inventory support: help confirm available stock, package condition, date code and shipment schedule.
- Package verification: confirm SMC / DO-214AB package and -13-F tape-and-reel ordering information before shipment.
- BOM matching: verify reverse voltage, average current, surge current, forward voltage, leakage current, package and temperature range before approving any substitute.
Replacement & BOM Matching Guidance
B540C-13-F should not be replaced only by matching "40V 5A Schottky diode." Engineers should compare forward voltage at load current, reverse leakage at temperature, surge current, package dimensions, thermal resistance, polarity marking and PCB footprint.
FAQ
What is B540C-13-F used for?
What is the voltage and current rating of B540C-13-F?
What package is B540C-13-F?
Can TomatoElec support B540C-13-F sourcing?
Final Selection Summary
B540C-13-F is a Diodes Incorporated 40V, 5A surface-mount Schottky barrier rectifier in SMC / DO-214AB package for freewheeling, polarity protection, low-voltage rectification and DC/DC converter designs.
B540C-13-F Specifications
- Specifications
- FAQ
- The Posts
- Attributes
- Property Value
- Manufacturer
- Diodes Incorporated
- Package/Case:
- DO-214AB, SMC
- Packaging:
- Tape & Reel (TR)
- Current - Output High, Low:
- -
- Max Propagation Delay @ V, Max CL:
- 500 µA @ 40 V
- Current - Quiescent (Iq):
- 300pF @ 4V, 1MHz
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- Surface Mount
- Supplier Device Package:
- SMC
- Mounting Type:
- -55°C ~ 150°C
- Supplier Device Package:
- Supplier Device Package:
- Mounting Type:
- Supplier Device Package:
- Supplier Device Package:
- Supplier Device Package:
- Category:
- In-Stock Discrete Semiconductors
1. How to order B540C-13-F from Hong Kong Tomato Electronics Co., Limited?
You can submit an RFQ for B540C-13-F directly on our website. After receiving your request, our sales team will contact you with price, availability, lead time and order details. Once you confirm the quotation, we will help you complete the order process.
2. How does Hong Kong Tomato Electronics Co., Limited ensure that B540C-13-F is original and reliable?
Hong Kong Tomato Electronics Co., Limited works with qualified supply channels and applies strict quality control procedures for electronic components including B540C-13-F. We pay close attention to supplier screening, product verification and delivery quality to help customers source with confidence.
3. Are the price and inventory of B540C-13-F accurate?
The price and inventory of B540C-13-F may change due to market conditions and stock movement. We update information as frequently as possible, but final quotation and availability should be confirmed by our sales team. In most cases, quotations are valid for 3 to 5 days.
4. What payment methods are accepted?
We usually accept Wire Transfer, PayPal, Alipay, WeChat Pay, Credit Card, Western Union and other agreed payment methods, depending on the order and customer location.
Please note that some payment methods may involve additional handling charges.
5. How is the shipping arranged?
Customers can choose major international carriers such as DHL, UPS, FedEx and other available shipping methods. Shipping options depend on package size, destination and delivery urgency.
After shipment, our team will send you the shipping status and tracking number by email.
Please note that tracking information may take some time to become active after dispatch.
6. What is the return or replacement policy for B540C-13-F?
All shipments are checked before dispatch. If there is a confirmed issue related to the delivered B540C-13-F, such as incorrect quantity, wrong item or verified product problem, please contact us as soon as possible.
Return or replacement requests are usually accepted only when the part remains unused and in its original packaging, and when the issue is reported within the agreed time after delivery.
Please contact our team first before returning any goods so that we can confirm the issue and provide return instructions.
7. How can I get technical support, such as the datasheet or specifications for B540C-13-F?
If you need technical support for B540C-13-F, including datasheets, specifications or general product information, please contact our sales team. We will do our best to help you obtain the relevant information.

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| Images | ![]() |
| Part No. | B540C-13-F |
| Manufacturer | Diodes Incorporated |
| Package/Case | DO-214AB, SMC |
| Packaging | Tape & Reel (TR) |
| Current - Output High, Low | - |
| Max Propagation Delay @ V, Max CL | 500 µA @ 40 V |
| Current - Quiescent (Iq) | 300pF @ 4V, 1MHz |
| Operating Temperature | - |
| Grade | - |
| Qualification | Surface Mount |
| Supplier Device Package | SMC |
| Mounting Type | -55°C ~ 150°C |
| Supplier Device Package | |
| Supplier Device Package | |
| Mounting Type | |
| Supplier Device Package | |
| Supplier Device Package | |
| Supplier Device Package |
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