ISO7741QDWQ1
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Texas Instruments ISO7741QDWQ1

Manufacturer No:
ISO7741QDWQ1
Manufacturer:
Texas Instruments
Package:
Bulk
Description:
DGTL ISO 5000VRMS 4CH 16SOIC
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The ISO7741QDWQ1 is a high-performance, quad-channel digital isolator produced by Texas Instruments. It is specifically designed for automotive applications and is AEC-Q100 qualified, ensuring it meets stringent automotive standards. This device features a robust EMC (Electromagnetic Compatibility) design and is available in a 16-pin SOIC (DW) package. It provides reinforced insulation ratings and is suitable for use in a wide range of temperatures from -40°C to 125°C.

Key Specifications

ParameterValue
Package TypeSOIC (DW)
Pins16
Operating Temperature Range-40°C to 125°C
Isolation RatingUp to 5000VRMS (DW package)
Surge CapabilityUp to 12.8kV
Common Mode Transient Immunity (CMTI)±100kV/µs typical
Supply Voltage Range2.25V to 5.5V
Data RateUp to 100Mbps
Propagation Delay10.7ns typical (5V Supplies)
Power ConsumptionTypical 1.5mA per channel at 1Mbps

Key Features

  • Qualified for automotive applications with AEC-Q100 certification and a temperature grade of 1 (-40°C to 125°C)
  • Robust isolation barrier with >30-year projected lifetime at 1500VRMS working voltage
  • High electromagnetic immunity and low emissions
  • Wide supply range: 2.25V to 5.5V and level translation
  • Default output high (ISO774x) and low (ISO774xF) options
  • Low power consumption and low propagation delay
  • System-level ESD, EFT, and surge immunity, including ±8kV IEC 61000-4-2 contact discharge protection across the isolation barrier
  • Safety-related certifications: DIN EN IEC 60747-17, UL 1577, IEC 61010-1, IEC 62368-1, IEC 60601-1, and GB 4943.1

Applications

  • Hybrid, electric, and powertrain systems (EV/HEV)
  • Battery management systems (BMS)
  • On-board chargers
  • Traction inverters
  • DC/DC converters
  • Inverter and motor control systems

Q & A

  1. What is the ISO7741QDWQ1 used for? The ISO7741QDWQ1 is a quad-channel digital isolator used in automotive applications to isolate CMOS or LVCMOS digital I/Os while providing high electromagnetic immunity and low emissions.
  2. What are the key certifications for the ISO7741QDWQ1? It is AEC-Q100 qualified and has certifications such as DIN EN IEC 60747-17, UL 1577, IEC 61010-1, IEC 62368-1, IEC 60601-1, and GB 4943.1.
  3. What is the isolation rating of the ISO7741QDWQ1? The isolation rating is up to 5000VRMS for the DW package.
  4. What is the maximum data rate supported by the ISO7741QDWQ1? The device supports up to 100Mbps data rate.
  5. What is the typical propagation delay of the ISO7741QDWQ1? The typical propagation delay is 10.7ns at 5V supplies.
  6. How does the ISO7741QDWQ1 handle power consumption? It has low power consumption, typically 1.5mA per channel at 1Mbps.
  7. What are the safety features of the ISO7741QDWQ1? It includes system-level ESD, EFT, and surge immunity, with ±8kV IEC 61000-4-2 contact discharge protection across the isolation barrier.
  8. What are the package options for the ISO7741QDWQ1? It is available in extra-wide SOIC (DWW-16), wide-SOIC (DW-16), and QSOP (DBQ-16) packages.
  9. What is the operating temperature range of the ISO7741QDWQ1? The operating temperature range is from -40°C to 125°C.
  10. What is the surge capability of the ISO7741QDWQ1? The device has a surge capability of up to 12.8kV.

Product Attributes

Technology:Capacitive Coupling
Type:General Purpose
Isolated Power:No
Number of Channels:4
Inputs - Side 1/Side 2:3/1
Channel Type:Unidirectional
Voltage - Isolation:5000Vrms
Common Mode Transient Immunity (Min):40kV/µs
Data Rate:100Mbps
Propagation Delay tpLH / tpHL (Max):16ns, 16ns
Pulse Width Distortion (Max):4.9ns
Rise / Fall Time (Typ):2.4ns, 2.4ns
Voltage - Supply:2.25V ~ 5.5V
Operating Temperature:-40°C ~ 125°C
Mounting Type:Surface Mount
Package / Case:16-SOIC (0.295", 7.50mm Width)
Supplier Device Package:16-SOIC
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