HomeElectronics NewsNew ProductsP-Channel MOSFET Offers Low On Resistance for High Efficiency

P-Channel MOSFET Offers Low On Resistance for High Efficiency

  • Vishay Intertechnology’s P-channel MOSFET reduces voltage drops and minimizes conduction power losses for enabling high power density
  • Increased power density saves space for switching applications by reducing the number of components

Vishay Intertechnology has introduced a 30 V P-channel power MOSFET, the SiRA99DP that offers on-resistance of 1.7 mΩ at 10 V. With its industry-low on-resistance and 6.15 mm by 5.15 mm thermally enhanced PowerPAK® SO-8 single package, the device is adept at increasing the power density.

The low on-resistance of the MOSFET reduces voltage drops and minimizes conduction power losses for enabling high power density. Combined with an ultra-low gate charge of 84 nC, the SiRA99DP delivers best in class gate charge times on-resistance, a critical figure of merit (FOM) for MOSFETs used in switching applications, of 185 mΩ*nC.

Ideal for circuits with a 12 V input, the device is optimized for:

  • Adaptor, battery and general-purpose power switches,
  • Reverse-polarity battery protection
  • OR-ing functionality
  • Motor drive control in telecom equipment, servers, and industrial PCs and robots. 

The SiRA99DP’s increased power density saves PCB space in these applications by reducing the number of components needed in parallel i.e. delivering more current per individual device. Also, as a P-channel MOSFET, the device doesn’t require a charge pump to provide the positive gate bias needed by its N-channel counterparts.

The MOSFET is 100 per cent RG- and UIS-tested, RoHS-compliant, and halogen-free. Samples and production quantities of the SiRA99DP are available now.


Vinay Prabhakar Minj
Vinay Prabhakar Minj
Vinay Prabhakar Minj is a technology writer and science communication specialist with a Master’s degree in Communication of Science and Innovation (Science Communication). He is a prolific contributor to Electronics For You, where he has authored over 1,000 articles covering electronics, semiconductors, embedded systems, IoT, and emerging technologies. With a strong foundation in science communication, Vinay focuses on translating complex engineering concepts into clear, accessible, and application-oriented content. His work spans topics such as sensor technologies, chip design, wireless systems, and next-generation electronics, making advanced innovations easier to understand for engineers, students, and industry professionals. Through his extensive contributions, he has built a reputation for delivering reliable, well-researched, and practical insights that help readers stay updated with the rapidly evolving electronics ecosystem. His writing bridges the gap between technical depth and real-world usability, supporting both learning and decision-making in the field.

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