• DRV2700: Review sche,matic and DRV2700 can not work

  

  Jimmy WANG

  Part Number: DRV2700 Hi team, Could you help review DRV2700 schematic is okay or NOT? Due to cuatomer's PCB can not work. I remove R3/R4 and injetion +-2V sin to pin17/pin16. but Out +- no waveform. I compare with EVM. found some discovering phenomena…

  • 15 days ago
  • Motor drivers
  • Motor drivers forum

• DRV2700: DRV2700 spice

  

  Tal Berger

  Part Number: DRV2700 Tool/software: i am using TI spice for DRV2700. Why do i get 13.2A (DC) on the coil (pin 10) ? is out of the spec (~2A).

  • 6 months ago
  • Motor drivers
  • Motor drivers forum

• DRV2700: DRV2700 : Adjustable Output Issue in Flyback Mode

  

  sawano yoichi

  TI Thinks Resolved

  Part Number: DRV2700 I am running it in flyback mode. It is working, but I have some question. I'm using a variable output circuit with an opamp, as described in the datasheet.If I suddenly change the output value, the feedback voltage drops and the…

  • 6 months ago
  • Motor drivers
  • Motor drivers forum
Answered

• DRV2700: Flyback control related

  

  sawano yoichi

  Resolved

  Part Number: DRV2700 Hi, This is a follow-up question about the DRV2700 I asked about previously. If the output level is changed suddenly, it doesn't reach the specified voltage (Attached waveform no. 3) . It appears that gradually increasing the…

  • Resolved

  • 4 months ago
  • Motor drivers
  • Motor drivers forum

• DRV2700: PSICE

  

  Tal Berger

  Part Number: DRV2700 i try to run spice of fly back with DRV2700 i got this: --------------- INFO(ORPROBE-3209): Simulation Profile: SCHEMATIC1-tal2 --------------- INFO(ORPROBE-3183): Simulation running... ** Profile: "SCHEMATIC1-tal2" [ C:\Users…

  • 5 months ago
  • Motor drivers
  • Motor drivers forum

• DRV2700: Crackle Output Piezo Buzzer

  

  Danilo A.

  TI Thinks Resolved

  Part Number: DRV2700 Hi Team, Posting on behalf of our customer. I've shared this E2E post to our customer so he can reply when needed. I have an issue related to an application of the DRV2700 piezo driver. The load is a piezo-electric buzzer…

  • 3 months ago
  • Motor drivers
  • Motor drivers forum

• DRV2700: Short pulse duration

  

  Darren Jenkins

  TI Thinks Resolved

  Part Number: DRV2700 DRV2700 support, Is it possible to configure the DRV2700 to drive very short pulses, on the order of 2ms? Right now, the customer is testing with 50ms using DRV2700EVM-HV500. Thanks, Darren

  • 4 months ago
  • Motor drivers
  • Motor drivers forum

• DRV2700: output waveform

  

  Tommy Tzeng

  TI Thinks Resolved

  Part Number: DRV2700 Hi Team, we have a new project for BBU applicaiton, we input a differential sine wave signal( red and blue in the image below) into the DRV2700, theoretically, the DRV2700 output should also be a sine wave, right? however, our…

  • 5 months ago
  • Motor drivers
  • Motor drivers forum

• DRV2700: Reducing noise on BST

  

  Robert Karpinski

  TI Thinks Resolved

  Part Number: DRV2700 Hi, I'm using a DRV2700 to drive something other than a piezo. I need the SMPS output to be low noise ans any noise on the output of the high-voltage op-amp will coupled into my received signal. I've modified the circuit that…

  • 4 months ago
  • Motor drivers
  • Motor drivers forum
Answered

• DRV2700: FB voltage accuracy inquiry

  

  sawano yoichi

  Resolved

  Part Number: DRV2700 Hi, I'm operating in flyback mode, but what is the error in the feedback voltage? The documentation states 1.3V, but when I operate it, it's over 1.3V, and when I adjust the output, it's not constant, but fluctuates between 1.32 and…

  • Resolved

  • 5 months ago
  • Motor drivers
  • Motor drivers forum

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