ISO1540DR

ISO1540DR

$3.41
  • Description:DGTL ISOLTR 2.5KV 2CH I2C 8-SOIC
  • Series:-
  • Mfr:Texas Instruments
  • Package:Tape & Reel (TR),Cut Tape (CT)

SKU:f974fc4c3bf2 Category: Brand:

  
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Product Detailed Parameters

  • Description:DGTL ISOLTR 2.5KV 2CH I2C 8-SOIC
  • Series:-
  • Mfr:Texas Instruments
  • Package:Tape & Reel (TR),Cut Tape (CT)
  • Number of Channels:2
  • Voltage - Isolation:2500Vrms
  • Rise / Fall Time (Typ):-
  • Operating Temperature:-40°C ~ 125°C
  • Mounting Type:Surface Mount
  • Package / Case:8-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package:8-SOIC
  • Grade:-
  • Qualification:-

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ISO1540DR

Buying Guide
Summary

Texas Instruments ISO1540DR is used in Digital Isolators category where integration and verification need to stay predictable. Key specs include Description (DGTL ISOLTR 2.5KV 2CH I2C 8-SOIC), Packaging (Tape & Reel (TR), Cut Tape (CT)), Temperature (-40°C ~ 125°C), Package/case (8-SOIC (0.154", 3.90mm Width)), and Mounting (Surface Mount).

Selection Notes
  • For ISO1540DR, double-check the channel count (2) against your integration and test plan.
  • Validate the operating temperature range (-40°C ~ 125°C) for your environment and margin.
  • Confirm Voltage - Isolation (2500Vrms) meets your design constraints and system-level expectations.
Alternates & Substitutions
  • In Digital Isolators designs, define acceptance criteria up front so alternates can be qualified and repeated in production.
  • Keep the assembly and footprint constraints consistent (package/case 8-SOIC (0.154", 3.90mm Width), supplier package 8-SOIC, mounting Surface Mount) to avoid a late PCB change.
  • Confirm the real operating corners (temperature -40°C ~ 125°C) and avoid swaps that only work at typical conditions.
  • For production substitutions, confirm traceability and documentation expectations so the alternate can be released cleanly.
FAQ

What is the mounting type of ISO1540DR?
Surface Mount

Which packaging format is listed for ISO1540DR?
Tape & Reel (TR), Cut Tape (CT)

What Supplier Device Package does ISO1540DR have?
8-SOIC

Which Voltage - Isolation is specified for ISO1540DR?
2500Vrms

Application Scenarios

In the Digital Isolators category, Texas Instruments ISO1540DR is often evaluated by how well it fits electrical, thermal, and mechanical constraints in the target system. In real deployments, a well-designed isolation boundary improves robustness and reduces field failures caused by transients and ground shifts. They provide galvanic isolation for safety, noise immunity, and robust communication between domains with different ground potentials. In practice, this is why the following scenarios matter: they reflect the environmental and integration stresses that dominate outcomes. From an engineering workflow standpoint, this is where bench validation and field constraints meet. In medical equipment, isolation supports safety requirements and reduces measurement error from ground loops. In motor drives and power supplies, isolated feedback and control paths tolerate high dv/dt switching and help meet safety and EMC requirements. Within communications modules, isolated interfaces improve reliability when systems span multiple power domains and cables with separate reference potentials.

Compatibility Advice
  • For production stability, validate propagation delay and failure behavior if the isolation boundary is timing- or safety-critical. This reduces the chance that substitutions push hidden limits.
Project Fit
  • Best fit for Digital Isolators when you can qualify creepage/clearance, insulation coordination, and transient immunity in the final mechanical stack-up.
ISO1540DRISO1540DR
$3.41
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