• ISO7420E: Fail-safe behaviour

  

  BO

  TI Thinks Resolved

  Part Number: ISO7420E We have noticed a behavior in several of our devices that we cannot explain 100%. We have a serial data link with four signals routed via two ISO7420ED. Both isolators are supplied by the same voltage. They are directly next to each…

  • 6 months ago
  • Isolation
  • Isolation forum
Answered

• ISO7420: 12 V Pin compatible device

  

  HSIN-CHE HSIEH

  Resolved

  Part Number: ISO7420 Other Parts Discussed in Thread: ISO1211 , ISO224 Are there any isolators that allow up to 12 V supply voltage and pin compatible with ISO7420? Thank you

  • Resolved

  • 7 months ago
  • Isolation
  • Isolation forum
Answered

• Is the iso7420 appropiate for this aplication

  

  Alejandro Pereira

  Resolved

  Other Parts Discussed in Thread: TPS28226 , ISO7420 , ISO7820 , ISO7320C , ISO7720 , ISO7740 Hi! I want to generate pwm signal for the mosfet's gate of a buck converter, and i'm generating the pwm signal from a fpga. I need to protect my fpga, so i'm going to…

  • Resolved

  • over 6 years ago
  • Isolation
  • Isolation forum
Answered

• RE: ISO7420FE: Output power down behavior

  

  Manuel Chavez

  Resolved

  Hi Eric, Thank you for posting, and welcome to E2E! The POR for ISO7420 detects when voltage is below its ~3V threshold, and the corresponding outputs become high-impedance (Hi-Z) instead of HIGH or LOW. When local power is not present on the output power…

  • 8 months ago
  • Isolation
  • Isolation forum

• ISO7220/21A vs ISO7420/21

  

  Oleksiy Pazyuk

  Other Parts Discussed in Thread: ISO7420 HI When I'm looking into datasheet for ISO7220/21A and compare it with data from ISO7420/21 I'm not understand where ISO722x have benefit compare with ISO742x. Both have the same datarate 1Mbps and same…

  • over 9 years ago
  • Interface
  • Interface forum

• how to use digital isolater iso7420 as feedback isolater to replace opto-coupler in the control loop ?

  

  jacky chen

  i want to use the digital coupler to replace the feedback opto-coupler , anyone know how to do this, is it possible?

  • over 10 years ago
  • Power management
  • Power management forum
Answered

• ISO7420, ISO7421 current consumption

  

  Mark Gluch

  Resolved

  Need data on current consumption for ICC2 based on characteristics of load capacitance and signal frequency. Something more in-depth than what is in data sheet.

  • Resolved

  • over 11 years ago
  • Interface
  • Interface forum

• UCC28950: Why PMP6712 design locate the UCC28950 at primary side

  

  Eric Lai

  TI Thinks Resolved

  Part Number: UCC28950 Other Parts Discussed in Thread: PMP6712 , UCC21520 , ISO7420 Hi Expert, The customer would like to run 2pcs UCC28950 in parallel. They want to know why PMP6712 design locate the UCC28950 at primary side? Any particular reason here…

  • over 3 years ago
  • Power management
  • Power management forum
Answered

• LM5045: LM5045/46 for wide input voltage application (30 to 120VDC input and 48V DC output)

  

  Johnson Pi

  Resolved

  Part Number: LM5045 Other Parts Discussed in Thread: PMP7453 , UCC2897A , ISO7420 Hi! Ti E2E, My application is wide input voltage (30 to 120) VDC to 48VDC output. I wonder whether I can use LM5045/46 for this application. (It must have boost and buck…

  • Resolved

  • over 4 years ago
  • Power management
  • Power management forum
Answered

• RE: ISO7720: Emissions Reduction

  

  masahiko shimizu

  Resolved

  Hi Anand, Customer tried only ISO7420 about noise insertion test. Customer wants to consider whether this issue occur with ISO7720 or not. In addition, Customer is considering the mechanism of issue at ISO7420 now. This issue has been resolved by adding…

  • over 5 years ago
  • Isolation
  • Isolation forum

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