• B340LA-13-F SMA-2
B340LA-13-F SMA-2


Diodes Inc B340LA-13-F, SMT Schottky Diode, 40V 3A, 2-Pin DO-214AC

Quantity Unit Price(USD) Ext. Price
5 $0.145 $0.72
50 $0.116 $5.80
150 $0.105 $15.75
500 $0.090 $45.00
2500 $0.074 $185.00
5000 $0.070 $350.00


*The price is for reference only.
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Overview of B340LA-13-F

The B340LA-13-F is a Schottky barrier rectifier diode designed for high efficiency and low forward voltage drop. It is commonly used in power supply and voltage regulation applications due to its fast switching characteristics and low leakage current.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • Cathode (-)
  • Anode (+)

Circuit Diagram

Include a circuit diagram showing the incorporation of the B340LA-13-F diode in a typical rectification circuit for better understanding.

Key Features

  • Schottky Barrier Technology: The B340LA-13-F utilizes Schottky barrier technology for enhanced efficiency and fast switching.
  • Low Forward Voltage Drop: With a low forward voltage drop, this diode minimizes power loss and heat generation in circuits.
  • High Reverse Voltage: The B340LA-13-F can withstand high reverse voltages, making it suitable for power rectification applications.
  • Fast Recovery Time: This diode offers a fast recovery time, enabling rapid switching in electronic circuits.
  • Low Leakage Current: With low leakage current characteristics, the B340LA-13-F ensures minimal power loss when in the off state.

Note: For detailed technical specifications, please consult the B340LA-13-F datasheet.


  • Power Supplies: Ideal for use in power supply circuits for rectification and voltage regulation purposes.
  • Voltage Rectification: Suitable for converting AC voltage to DC in various electronic devices and systems.
  • Switching Circuits: Used in fast-switching circuits and applications where low forward voltage drop is crucial.


The B340LA-13-F diode is designed to efficiently convert alternating current to direct current by allowing current flow in one direction while blocking it in the reverse direction. It plays a vital role in ensuring proper power management and voltage regulation in electronic circuits.

Usage Guide

  • Orientation: Connect the cathode (negative end) to the lower potential and the anode (positive end) to the higher potential in the circuit.
  • Current Flow: Ensure that the diode allows current flow in the desired direction by verifying the cathode and anode connections.
  • Heat Dissipation: Provide adequate heat sinking or cooling measures to manage any heat generated during operation.

Frequently Asked Questions

Q: Is the B340LA-13-F suitable for high-frequency applications?
A: Yes, the B340LA-13-F's fast recovery time makes it suitable for high-frequency switching applications.


For alternatives with similar characteristics to the B340LA-13-F, consider the following options:

  • BAT54C: A dual series Schottky diode offering comparable efficiency and forward voltage characteristics.
  • SS14: This is a low power Schottky diode with similar voltage and current ratings to the B340LA-13-F.



The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Schottky Diodes & Rectifiers RoHS Details
REACH Details Product Schottky Rectifiers
Mounting Style SMD/SMT Package / Case SMA-2
Configuration Single Technology Si
If - Forward Current 3 A Vrrm - Repetitive Reverse Voltage 40 V
Vf - Forward Voltage 450 mV Ifsm - Forward Surge Current 70 A
Ir - Reverse Current 2 mA Minimum Operating Temperature - 55 C
Maximum Operating Temperature + 125 C Series B340LA/B
Brand Diodes Incorporated Height 2.1 mm
Length 4.6 mm Product Type Schottky Diodes & Rectifiers
Factory Pack Quantity 5000 Subcategory Diodes & Rectifiers
Termination Style SMD/SMT Type Schottky Barrier Rectifier
Width 2.92 mm Unit Weight 0.002258 oz

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