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  • PMP41017: PMP41017 HB-LLC Resonant Tank calculation issue.

    Part Number: PMP41017 Hello Team, We have been using PMP41017 as reference to our 3kW PSU DC-DC stage. When we checked the LLC resonant tank gain-frequency curves, using the Lr, Cr, and Lm values used in BOM/Schematic of the design files, it was found…

  • PMP41017: Intended CLB Architecture for SR Control for 2-phase LLC in PMP41017 hardware.

    Part Number: PMP41017 Other Parts Discussed in Thread: TMS320F280039C Hello, Planning to implement the PMP41017 reference design from Voltage Mode Control (VMC) to Hybrid Hysteretic Control (HHC). The PMP41017 schematic includes unpopulated paths…

  • PMP41017: Clarification on the Functions and Necessity of Dual Current Transformers in the PMP41017 CTS Daughter Board

    Part Number: PMP41017 I have a question regarding the CTS Daughter Board used in the PMP41017 reference design. From the schematic, I noticed that the current sensing board includes two current transformers: CST1 – PAS6322.050NLT CST1R – CST7030-050LC…
    • Answered

  • PMP41017: Clarification on Transformer Reference Designators (TRAN1–TRAN4) in PMP41017 3-kW Two-Phase Interleaved LLC Reference Design

    Resolved
    Part Number: PMP41017 I am studying the PMP41017 3-kW Two-Phase Interleaved LLC Converter reference design and have a few questions regarding the transformer implementation. I would appreciate your clarification. 1. Transformer Reference Designators From…
    • Resolved
    • Answered

  • TMS320F280039C: PMP41017 Drive Waveforms

    Resolved
    Part Number: TMS320F280039C Other Parts Discussed in Thread: PMP41017 Dear TI Expert, Recently I have been studying the source code of the ‌ PMP41017 ‌ two-phase interleaved LLC converter. Since the design guide documentation does not provide the corresponding…
    • Resolved

  • TMS320F280039C: PMP41017 EPWM configuration for two interleaved phases.

    Part Number: TMS320F280039C Other Parts Discussed in Thread: PMP41017 Hi Champ, I am asking for my customer about the EPWM configuration in PMP41017. (1). For PWM setup, why the initial CMPA value and CMPB value are given by following in phase 1 sec…
    • Answered

  • PMP41017: Electrical Principle of LLC_HybridDutyControl() for Output Voltage Regulation (12 V DC to 14 V DC)

    Resolved
    Part Number: PMP41017 Dear TI Support Team, I am studying the PMP41017 firmware and have a question regarding LLC_HybridDutyControl() to 12V DC . If the output voltage drops to 12 V DC , how does LLC_HybridDutyControl() bring the output back to 14…
    • Resolved

  • PMP41017: Magnetics Specifications

    TI Thinks Resolved
    Part Number: PMP41017 Tool/software: Hello, I could not find the purchase link for this design. 1) What is the resonant frequency and switching frequency range of this design? 2) Can you kindly share the specifications/ datasheet of the transformer…

  • TMS320F280039: TMS320F280039: PMP41017 LLC_SEC2_PWM_BASE Question

    Part Number: TMS320F280039 Other Parts Discussed in Thread: PMP41017 Tool/software: Hello. I'm developing LLC base the PMP41017. PWM is configurated as below in the base code. // PWM - instance assignments #define LLC_PRI1_PWM_BASE EPWM1_BASE…

  • TMS320F280039: PMP41017 LLC_SEC2_PWM_BASE Question

    Part Number: TMS320F280039 Other Parts Discussed in Thread: PMP41017 Tool/software: Hello. I'm developing LLC base the PMP41017. PWM is configurated as below in the base code. // PWM - instance assignments // #define LLC_PRI1_PWM_BASE EPWM1_BASE…

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