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Frequent questions

  • [FAQ] How does the input over voltage protection work on the BQ24133 and the BQ24170?

    Part Number: BQ24133 Other Parts Discussed in Thread: BQ24170 , , BQ24171 , BQ24172 The OVPSET pin of the BQ24133 and BQ24170 chargers is to make sure the chargers operate in the valid input voltage range. Program the OVPSET pin with a voltage divider…

  • [FAQ] How does the safety timer and termination work on the battery chargers BQ24170 and BQ24610?

    Part Number: BQ24170 Other Parts Discussed in Thread: BQ24610 , BQ24171 , BQ24123 , BQ24172 , BQ24618 , BQ24103A , BQ24113 , BQ24616 , BQ24115 , BQ24113A , BQ24108 , BQ24109 , BQ24133 , BQ24104 , BQ24105 , BQ24617 , BQ24103 , BQ24100 , BQ24630 , BQ24105…

  • [FAQ] How do battery chargers BQ24100, BQ24170, and BQ24610 take the battery temperature in account to control the charging profile?

    Part Number: BQ24100 Other Parts Discussed in Thread: BQ24610 , BQ24170 , BQ24105-Q1 , BQ24123 , BQ24172 , BQ24618 , BQ24103A , BQ24113 , BQ24600 , BQ24115 , BQ24113A , BQ24108 , BQ24109 , BQ24130 , BQ24133 , BQ24104 , BQ24105 , BQ24617 , BQ24103 , BQ24650…

  • [FAQ] How does the system power path selector work for the battery charger BQ24610 and the BQ24630?

    Part Number: BQ24610 Other Parts Discussed in Thread: BQ24630 , BQ24616 , BQ24617 , BQ24618 A battery charger with power path switches the power source between the adapter or the battery power automatically to the system load. The BQ24610 and BQ24630…

  • [FAQ] Weight of UCC23XXX full reel of devices

    How much does a reel of devices plus packaging materials weigh?

  • [FAQ] How do I ensure the charger layout is satisfactory? Is there a guideline for BQ24780S, BQ24800?

    Other Parts Discussed in Thread: BQ24800 , BQ24780S How do I ensure the charger layout is satisfactory? Is there a guideline for BQ24780S, BQ24800?

  • [FAQ] LP5860: How to master LP586x devices with LED matrix applications within five minutes?

    Part Number: LP5860 Q1: Why are LP586x better solutions to drive Animated-Amounts-Autonomous (AAA) LEDs? Q2: How to quickly set up the test environment for LP586x? Q3: How to configurate PWM duty cycle and LED output current in the register panel…

  • [FAQ] TPS54824: Would TPS54824 perform better than TPS54620 and TPS54622 in transient response?

    Part Number: TPS54824 Other Parts Discussed in Thread: TPS54622 , , TPS54620 All 3 devices will have very similar or even identical transient response. There is not anything special done in the TPS54824 that will give it better transient response than…

  • [FAQ] UCC21520: The impact of changing FETs without modifying the gate drive circuit

    Part Number: UCC21520 What should we take into account when changing a FET? What components should be modified and how could this affect our overall system performance?

  • [FAQ] UCC21520: How Should Ferrite Beads be Used and Selected for Gate Drive Circuits?

    Part Number: UCC21520 Noise is a long-standing enemy of high speed circuits. Whether it is noise on a power rail or at the gate of a power FET, noise can cause unpredictable behavior and even irreparable damage. Ferrite beads are one of the tools…

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