OptiMOS™ 30V Half-bridge

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Infineon’s optimized solution for wireless power and drives

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Infineon's OptiMOS™ technology combined with the PQFN 3x3 package offers an optimized solution for DC-DC applications with space critical requirements. The BSZ0909ND fits perfectly in wireless charging or drives (e.g. multicopter, wearables) architectures where designers target to simplify the layout and significantly save space without compromising on efficiency.


Key features Benefits Applications
  • Ultra-low Q g
  • Symmetric half bridge in a small 3.0x3.0 mm² package outline
  • Exposed pads
  • Logic level (4.5 V rated)
  • RoHS compliant 6/6 (full lead free)
  • Low switching losses
  • High switching frequency operation
  • Lowest parasitics
  • Low operating temperature
  • Low gate drive losses
  • RoHS 6/6 lead free product 



Product portfolio OptiMOS™ 30V halfbridge

Click on a product type to learn more, download datasheet and order

Sales name Package R DS(on)max @V GS=4.5V [mΩ] Q g@ V GS=4.5V [nC] R th(ja) [°C/W] Sample availability Release status
BSZ0909ND WISON-8 25.0 1.8 65.0 available in mass production


Data Sheet

Title Size Date Version
1.5 MB 13 Dec 2016 02_00

Product Selection Guide

Title Size Date Version
22.2 MB 21 Feb 2017 00_00
1.2 MB 17 Aug 2015 01_00

Application Notes

Title Size Date Version
663 KB 01 Dec 2012
2 MB 01 Dec 2016 01_00
902 KB 13 Aug 2013 01_00
7 MB 25 Jun 2015 01_00
701 KB 30 Nov 2015 01_00

Product Brief

Title Size Date Version
113 KB 14 Mar 2017 01_00

Application Brochure

Title Size Date Version
575 KB 09 May 2017 01_00

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