System Solution for Server/Desktop

Maximize Power Density and Save PCB Real Estate

Infineon’s digital voltage regulation system solution combining DrBlade™ 2 power stage and 4th generation VR controller provides highest configurability with minimum external component count to meet increasingly stringent voltage regulation requirements of new microprocessor generations.

Small, high efficient and thermally enhanced power stages in the novel RoHS 2016 compliant Blade packaging technology maximize power density and save PCB real estate. Continuous innovation in FET, driver and controller technology enable peak efficiencies above 95% to maximize system performance.

Key Features Key Benefits Applications
  • 60A max avg. load current
  • 4.5V to 16V input voltage
  • Temperature sensing and thermal warning
  • Load current sensing
  • Digital configuration
  • System stability and robustness
  • Fast and easy system optimization
  • Minimum solution footprint
  • > 95% peak efficiency
  • ROHS compliant and leadfree
  • Desktop and Server Vcore and non-Vcore buck-converter
  • Single phase and multiphase PoL
  • CPU/GPU regulation in Notebook, Desktop Graphics Cards, DDR Memory, Graphic Memory
  • High power density voltage regulator modules (VRM) and SoC
Product Type Part Number / Product Name Package Name
power stage (driver+MOSFETs) TDA21320 DrBlade™ 2.0 LG-WIQFN-38-1 (6.6x4.5x0.6mm³)
power stage (driver+MOSFETs) TDA21321 DrBlade™ 2.1 LG-WIQFN-38-1 (6.6x4.5x0.6mm³)

 

Product Type Part Number / Product Name Max Phases/Rail Package Name
Digital VR Controller PX7247HDN 6+1 VQFN-48 (6x6x0.9mm³)
Digital VR Controller PX7241HDN 3+3 VQFN-48 (6x6x0.9mm³)
Digital VR Controller PX7143HDN 3+0 VQFN-40 (5x5x0.9mm³)
Digital VR Controller PX7242HDM 1+1 VQFN-40 (5x5x0.9mm³)
Digital VR Controller PX7141HDM 1+0 VQFN-40 (5x5x0.9mm³)
Dig. VR12.5 VCore Controller PX8746HDN 6+0 VQFN-48 (6x6x0.9mm³)
Dig. VR12.5 VCore Controller PX8143HDM* 3+0 VQFN-40 (5x5x0.9mm³)

 *example out of a broad range of VR12.5. controllers

DrBlade™ 2 provides >95% peak efficiency:

  • V in=12V, V out= 1.82V
  • LL= 0mΩ, L out= 150nH (Vitec)
  • fswitch= 429kHz
  • T amb= 25°C

No Air Flow 
Included losses: controller, power stage, inductor

Our power architectures address the need for more accurate and effcient power delivery to support increasingly challenging requirements of today’s DC/DC Computing applications.

Infineon’s system solution with 4th generation digital controller and DrBlade™ 2 power stage in next generation package with integrated current sense achieves greater than 95% peak efficiency. Highest efficiency at all load conditions enables system designers to overcome thermal challenges to reach a new level of system miniaturization.

DrBlade™ 2 in the Blade package provides ~5°C lower temperature and smaller footprint compared to "standard" QFN packages. Highest efficiency at all load conditions enables system designers to overcome thermal challenges to reach a new level of system miniaturization.

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