• TPS62840: RDS(on)

  

  Marvn Arcangel

  Part Number: TPS62840 Hi Experts, The TPS62840 datasheet shows high-side Rds(on) typical values versus temperature (Figure 6), as well as maximum values for Vin of 3.6 V and 5 V. 1. Could you please provide data on high-side Rds(on) maximum values…

  • 8 days ago
  • Power management
  • Power management forum
Answered

• TPS62840: IQ_NO_LOAD

  

  Dice-K

  Resolved

  Part Number: TPS62840 Hi support team, The IQ_NO_LOAD specs are for "into pin VIN", do they not include "into pin VOS"? Regards, Dice-K

  • Resolved

  • 1 month ago
  • Power management
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Answered

• TPS62840: Input voltage below VSET configuration

  

  João Rego

  Resolved

  Part Number: TPS62840 Hello, I have configured the DC/DC to output a voltage of 3.3V. Although most of the time, the input voltage will be two CR2032 batteries (6V), sometimes the user might use a single CR2032 battery (3V). Will the DC/DC work in…

  • Resolved

  • 26 days ago
  • Power management
  • Power management forum

• TPS62840: Issues regarding switching modes

  

  Martin Monroy

  TI Thinks Resolved

  Part Number: TPS62840 Tool/software: Hello, Our current project implements the TPS62840DLCR buck converter as the main 2.8V power supply of the device. Here is the schematic (with main test point in yellow, which will be used below) : My problem…

  • 1 month ago
  • Power management
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Answered

• TPS62840: Dynamically switch between two output voltages

  

  Gilberto Ermacovitch

  Resolved

  Part Number: TPS62840 Tool/software: Hi I would like to know if its possible to switch between two output voltages by changing the Rset value on the fly? If not so, can you recommend another pn with ultra low iq(buck or boost, vin =3.6V max, vout…

  • Resolved

  • 2 months ago
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Answered

• TPS62840: EN threshold and pulldown variability

  

  Cyril RUSSO

  Resolved

  Part Number: TPS62840 Other Parts Discussed in Thread: TLV4062 , TPS61094 Tool/software: This question is a bit tricky. I'm planning to use the TPS62842DGR as a second stage DC regulator to generate a 3.3V output. The first stage is a buck boost regulator…

  • Resolved

  • 6 months ago
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• TPS62840: TPS62841DLCR debug

  

  Vishak Narayanan

  Part Number: TPS62840 Tool/software: Hi I use a TPS62841DLC in one of my designs to switch and output a 1.5V from 3.3V input. But for some reason, when I enable the regulator the output seems to be at ~2.6 - 3.3V ( and there seems to be a direct short…

  • over 1 year ago
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• TPS62840: Use as an inverting power supply

  

  Jack R

  TI Thinks Resolved

  Part Number: TPS62840 Other Parts Discussed in Thread: TPS62480 , Tool/software: Hello, I found this reference: https://www.ti.com/lit/an/slva458b/slva458b.pdf?ts=1722951618887 that a buck regulator can be converted to a buck-boost and made into an inverting…

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• TPS62840: Iq of TPS62840

  

  Avihay Zeevi

  Resolved

  Part Number: TPS62840 Hello TI team, I would like to know what is the typical and maximum quiescent current of TPS62840, YBG (WCSP) package, for 10-40 °C, Vin=3.6V-4.2V, Vout=3.3V. Thank you, Avihay

  • Resolved

  • over 2 years ago
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Answered

• TPS62840: Apply 3.3V to output?

  

  Hans

  Resolved

  Part Number: TPS62840 Hello Team, to program the MSP 3.3V will be connected to Vout while no input voltage connected as shown below. Is this a problem for TPS62840? Thank you and best regards, Hans

  • Resolved

  • over 1 year ago
  • Power management
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