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Frequent questions

  • [FAQ] TPS25750EVM: Error flashing TPS25750EVM using online GUI

    Part Number: TPS25750EVM Problem Description: After loading several configurations from the online GUI to the TPS25750EVM, an error message will show up and prevent the user from loading in any new configurations even after power cycling and reconnecting…

  • [FAQ] How to master LP589x / TLC698x devices with LED display applications within five minutes?

    Other Parts Discussed in Thread: LP5891 , LP5890 , TLC6983 , TLC6984 , LP5891-Q1 , LP5899 , LP5899-Q1 , TLC6989 , TLC6983EVM KEEP UPDATING... [Q1]: What are the main differences between LP5891-Q1 / LP5891 / LP5890 / TLC6984 / TLC6983? [Q2]: How to…

  • [FAQ] Comparison between single channel isolated smart drivers

    UCC217xx Family pinout comparison: Pins in black have same pin locations - Pin in Blue are new pin definitions. ISO5x5x Family pinout comparison: Single Channel Isolated Smart Drivers Comparison Table

  • [FAQ] How to calculate the discharge of the bootstrap capacitor in half-bridge driver applications

    FAQ: How to calculate the discharge of the bootstrap capacitor in half-bridge driver applications There are a few elements in the half-bridge circuit that have an impact in the discharge of the bootstrap capacitor and understanding these helps ensure…

  • [FAQ] Can I connect an external bootstrap diode in parallel with the internal diode?

    Other Parts Discussed in Thread: LMG1205 , LM5113-Q1 , LM5108 FAQ: Can I connect an external bootstrap diode in parallel with the internal diode? Several of TI’s half-bridge gate drivers incorporate the bootstrap diode necessary to generate the high…

  • [FAQ] How to use a dual input half-bridge driver with a single PWM signal

    Other Parts Discussed in Thread: LMG1210 , LM5106 , LM5105 , LM5104 , UCC27710 , UCC27712 , TPS28225-Q1 , UCC27712-Q1 FAQ: How to use a dual input half-bridge driver with a single PWM signal An easy way to convert a half-bridge driver with dual inputs…

  • [FAQ] TPS53211: Are there limitations to the MOSFETs that I should use with the TPS53211 Controller?

    Part Number: TPS53211 The TPS53211 is a Single Phase Voltage Mode Control PWM controller for Synchronous BUCK (Step-down) applications. At load currents below critical conduction (InVgductor peak-peak ripple current / 2) the TPS53211 switches to operate…

  • [FAQ] TPS22916: Soldering/Handling WSCP to ensure expected performance

    Part Number: TPS22916 The TPS22916xx is an incredibly small, single channel load switch using a low leakage P-Channel MOSFET for minimum power loss available in a small, space saving 0.78 mm × 0.78 mm, 0.4-mm pitch, 0.5- mm height 4-pin Wafer-Chip-Scale…

  • [FAQ] ULN2803C: [ULN2803ADWR & ULN2803CDWR] Creating a common PCB footprint for 18-pin and 20-pin 8CH darlington transistor arrays devices

    Part Number: ULN2803C This post discusses how a 20-pin SOIC ULN2803CDWR can be footprint compatible with other 18-pin 8 channel Darlington transistor array devices with similar pinouts. ULN2803CDWR is a 8-channel Darlington transistor array device…

  • [FAQ] When I configured the USB-PD-CHG-EVM-01 using the Online Application Customization Tool, the PD controller isn’t communicating correctly with the BQ25792 [Fixed]

    Part Number: USB-PD-CHG-EVM-01 Other Parts Discussed in Thread: TPS25750 , BQ25792 Problem Description: When configuring the USB-PD-CH-EVM-01 using the Online GUI version 7.0.3, the configuration doesn’t work correctly. I2C logs shows the PD controller…

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