ISO7731FQDWRQ1 The Texas Instruments ISO7731FQDWRQ1 is a 3-channel digital isolator designed for general-purpose applications. It offers a 5000Vrms isolation rating and a data rate of up to 100Mbps.
Mfr Part #:

ISO7731FQDWRQ1

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments ISO7731FQDWRQ1 is a 3-channel digital isolator designed for general-purpose applications. It offers a 5000Vrms isolation rating and a data rate of up to 100Mbps.
Total Stock: 10,470 pcs
$ Price Range: $1.51

ISO7731FQDWRQ1 Available from 3 distributors

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6,878 pcs
6878 pcs On Request 1 On Request On Request 20+ On Request On Request
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3,539 pcs
3539 pcs On Request 1 On Request On Request On Request On Request On Request
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53 pcs
53 pcs On Request 1 On Request On Request On Request On Request On Request

ISO7731FQDWRQ1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Channel Type
Common Mode Transient Immunity (Min)
Data Rate
Industrial Grade
Inputs
Isolated Power
Medical Grade
Military Grade
Mounting Type
Number of Channels
Operating Temperature
Propagation Delay tpLH
Pulse Width Distortion (Max)
Rise
Supplier Device Package
Technology
Type
Voltage

ISO7731FQDWRQ1 Description

Short technical summary and product information.

The Texas Instruments ISO7731FQDWRQ1 is a high-speed, robust-EMC digital isolator featuring capacitive coupling technology. It provides 3 channels with a 2 forward/1 reverse configuration, supporting unidirectional data transfer.

 

This isolator boasts a high isolation rating of 5000Vrms and a maximum data rate of 100Mbps, with a typical propagation delay of 11ns. It operates within a wide temperature range of -40°C to 125°C and supports a supply voltage range of 2.25V to 5.5V. The device exhibits low power consumption, with a typical current draw of 1.53mA per channel at 1Mbps.

 

Designed for surface mounting, the ISO7731FQDWRQ1 comes in a 16-SOIC package. It meets stringent automotive qualifications, including AEC-Q100, and is functional safety-capable. Key electrical characteristics include a common mode transient immunity of 85kV/µs and a part-to-part output skew of 4.5ns maximum.

 

Certifications include CQC, CSA, DIN, and TUV, with both basic and reinforced isolation ratings. The device is suitable for applications requiring robust isolation and high electromagnetic compatibility.

ISO7731FQDWRQ1 Quick Information

Product Type: Digital Isolator
Canonical Name: ISO7731FQDWRQ1 3-Channel Digital Isolator
Subcategory: Digital Isolator

ISO7731FQDWRQ1 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ISO7731FQDWRQ1 Estimated Pricing

Qty Low High
1+ $1.51 $1.51

Estimated market price range - modelled values for guidance only, not live distributor offers.

ISO7731FQDWRQ1 Features

  • Three-channel digital isolator.
  • 5000Vrms isolation rating.
  • 100Mbps maximum data rate.
  • Surface mount 16-SOIC package.
  • Automotive qualified and safety-capable.

ISO7731FQDWRQ1 Applications

  • Ideal for robust signal isolation.
  • Suitable for automotive applications.
  • Used in safety-critical systems.
  • Supports high-speed data transfer.

ISO7731FQDWRQ1 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the isolation rating of the ISO7731FQDWRQ1?

The ISO7731FQDWRQ1 has a withstand isolation voltage of 5000Vrms.

What is the maximum data rate for this digital isolator?

The maximum data rate supported by the ISO7731FQDWRQ1 is 100Mbps.

What is the operating temperature range for the ISO7731FQDWRQ1?

The operating temperature range is -40°C to 125°C.

What package type is the ISO7731FQDWRQ1 supplied in?

The ISO7731FQDWRQ1 is supplied in a 16-SOIC package.

Does the ISO7731FQDWRQ1 support isolated power?

No, the ISO7731FQDWRQ1 does not support isolated power.

What is the typical propagation delay of the ISO7731FQDWRQ1?

The typical propagation delay is 11ns.

How many channels does the ISO7731FQDWRQ1 have?

The ISO7731FQDWRQ1 has 3 channels.

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