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SMA

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B340AX

3.0A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER

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Description

For use in low-voltage, high-frequency inverters, freewheeling, DCDC converters, and polarity applications.

Feature(s)

  • Low Leakage Current
  • Soft, Fast Switching Capability
  • +150°C Operating Junction Temperature
  • Lead-Free Finish; RoHS Compliant 
  • Halogen and Antimony Free. “Green” Device 
  • For automotive applications requiring specific change
    control (i.e. parts qualified to AEC-Q100/101/200, PPAP
    capable, and manufactured in IATF 16949 certified
    facilities), please contact us or your local Diodes
    representative.
    https://www.diodes.com/quality/product-definitions/

Application(s)

  • SMPS
  • AC-DC
  • DC-DC Converter
  • Freewheeling Diodes
  • Reverse Polarity Protection
  • Blocking Diodes

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)

Standard

AEC Qualified

No

Configuration

Single

MaximumAverageRectifiedCurrent IO (A)

3 A

Peak RepetitiveReverse VoltageVRRM (V)

40 V

Peak ForwardSurge CurrentIFSM(A)

65 A

Forward VoltageDrop VF(V)

0.5 V

@ IF (A)

3 A

Maximum ReverseCurrent IR (µA)

200 µA

@ VR (V)

40 V

Related Content

Packages

Applications

Technical Documents

Recommended Soldering Techniques

TN1.pdf

RoHS CofC

Purchase & Availability

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN # Issue Date Implementation Date Subject
PCN-2770 2025-10-30 2025-10-30 Add Fab Site Code, Country of Diffusion (COD) and Assembly Site Origin (ASO) on Product and Shipping Labels for all Diodes Products
PCN-2542 2021-08-30 2021-11-30 Qualification of Additional Clip Bonding, Lead Frame Structure (Matrix) and Mold Compound for Select Discrete Products in SMA Package