Product details


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Package | Pins | Size

TSSOP (PW) 14 32 mm² 5 x 6.4 open-in-new Find other PWM controllers & resonant controllers


  • VRM 10.x VID Code Table
  • 14-Pin TSSOP
    • Voltage Regulator Modules VRM/EVRD 10.x
    • Multiphase Processor Power Supplies

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The TPS40120 is a 6-bit digitally programmed feedback divider designed to work with TPS40090 multiphase controller or other controllers having 0.7-V internal reference to support VRM 10.x compliant power supplies. The TPS40120 is designed to support discrete DC/DC converters for Intel® processors using 5-bit (Pentium® 4 or Xeon™) or 6-bit VID codes with 12.5 mV steps.

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Technical documentation

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Type Title Date
* Datasheet TPS40120 Feedback Divider datasheet (Rev. B) Aug. 26, 2004
Application note Demystifying Type II and Type III Compensators Using Op-Amp and OTA for DC/DC Co Jul. 11, 2014
Application note Benefits of a coupled-inductor SEPIC converter Jun. 17, 2011

Design & development

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Reference designs

Multiphase Synchronous Buck Converter, Six phase 12V Input to 1V at 150A
PMP2064 — PMP2064 uses the TPS40140 in a stackable configuration to generate a multiphase design capable of high current output. The design is setup for each board to use the TPS40140 IC to generate a 2 phase output at up to 50A. Multiple boards can be linked together to create a large current output. The (...)

CAD/CAE symbols

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TSSOP (PW) 14 View options

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