B240AX

Document number: DS43589 Rev. 2 - 2

1 of 5

www.diodes.com

March 2022

© Diodes Incorporated

B240AX

2A

TRENCH SCHOTTKY BARRIER RECTIFIER

SMA

Product Summary (@TA = +25°C)

VRRM (V)

IO (A)

VF(MAX) (V)

IR(MAX) (mA)

40

2

0.50

0.25

Applications

For use in low-voltage, high-frequency inverters, freewheeling, DC-

DC converters, and polarity applications.



SMPS



AC-DC



DC-DC converters



Freewheeling diodes



Reverse polarity protections



Blocking diodes

Features and Benefits



Low Leakage Current



Soft, Fast Switching Capability



+150°C Operating Junction Temperature



Lead-Free Finish; RoHS Compliant (Notes 1 & 2)



Halogen and Antimony Free. “Green” Device (Note 3)



For automotive applications requiring specific change

control (i.e. parts qualified to AEC-Q100/101/104/200, PPAP

capable, and manufactured in IATF 16949 certified

facilities), please contact us or your local Diodes

representative.

https://www.diodes.com/quality/product-definitions/

Mechanical Data



Package: SMA



Package

Material: Molded Plastic, “Green” Molding Compound.

UL Flammability Rating 94V-0



Moisture Sensitivity: Level 1 per J-STD-020



Terminals: Lead Free Plating (Matte Tin Finish). Solderable per

MIL-STD-202, Method 208



Polarity Indicator: Cathode Band



Weight: 0.064 grams (Approximate)

Ordering Information (Note 4)

Part Number

Compliance

Package

Packing

Qty.

Carrier

B240AX-13

Commercial

SMA

5,000

Tape & Reel

Notes:

1. EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant. All applicable RoHS exemptions applied.

2. See https://www.diodes.com/quality/lead-

free/ for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and

Lead-free.

3. Halogen- and Antimony-

free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and

<1000ppm antimony compounds.

4. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/.

Marking Information (Note 5)

Note:

5. Device has a cathode band (as shown) and may also have a cathode notch.

The Diodes logo is a registered trademark of Diodes Incorporated in the United States and other countries.

Green

B240AX = Product Type Marking Code

= Manufacturer’s Code Marking

YWW = Date Code Marking

Y = Last Digit of Year (ex: 2 for 2022)

WW = Week Code (01 to 52)

XX = Foundry and Assembly Site

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