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ISOW1412

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Low-emissions, 500-kbps, reinforced isolated RS-485/RS-422 transceiver with integrated power

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NEW ISOW3080 PREVIEW 500kbps, full-duplex, isolated RS-485 and RS-422 transceiver with integrated power Newer, cost-effective solution; smaller package with Profibus compatibility.

ISOW1412

ACTIVE
Data sheet Order now

Product details

Rating Catalog Isolation rating Basic, Reinforced Data rate (max) (Mbps) 0.5 Working isolation voltage (VIOWM) (Vrms) 1000 Surge isolation voltage (VIOSM) (VPK) 10000 Transient isolation voltage (VIOTM) (VPK) 7071 Withstand isolation voltage (VISO) (Vrms) 5000 CMTI (min) (kV/µs) 100 Operating temperature range (°C) -40 to 125 Type RS-485
Rating Catalog Isolation rating Basic, Reinforced Data rate (max) (Mbps) 0.5 Working isolation voltage (VIOWM) (Vrms) 1000 Surge isolation voltage (VIOSM) (VPK) 10000 Transient isolation voltage (VIOTM) (VPK) 7071 Withstand isolation voltage (VISO) (Vrms) 5000 CMTI (min) (kV/µs) 100 Operating temperature range (°C) -40 to 125 Type RS-485
SOIC (DFM) 20 132.149 mm² (12.83 mm × 10.3 mm)
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Technical documentation

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* Data sheet ISOW14x2 Isolated RS-485/RS-422 Transceiver with Integrated Low-Emissions, Low-Noise, High-Efficiency DC-DC Converter datasheet (Rev. D) PDF | HTML Aug 21, 2026
* User guide Optimize Your Design with Isolated RS-485 Transceivers with Integrated Power PDF | HTML May 10, 2021
Certificate VDE Certificate for Reinforced Isolation for DIN EN IEC 60747-17 (Rev. AB) Jul 15, 2026
Certificate VDE Certificate for Basic Isolation for DIN EN IEC 60747-17 (Rev. AA) Jun 11, 2026
White paper Addressing High-Volt Design Challenges w/ Reliable and Affordable Isolation Tech (Rev. D) PDF | HTML May 15, 2026
Certificate TUV Certificate for Isolation Devices (Rev. M) May 7, 2026
Certificate UL Certificate of Compliance File E181974 Vol 4 Sec 6 (Rev. S) May 7, 2026
Application brief How to Isolate Signal and Power for an RS-485 System (Rev. D) PDF | HTML Nov 7, 2025
Certificate CQC Certificate for ISOxxDFM (Rev. B) Aug 19, 2025
Certificate CSA Certificate for ISOW14xxDFM (Rev. A) Feb 15, 2023
Product overview Isolation for RS-485 PDF | HTML Aug 21, 2022
Application brief Robust Isolated RS-485 Enables New Industrial Applications (Rev. C) PDF | HTML Jul 26, 2022
Application brief How to Isolate RS-485 for Smallest Size and Highest Reliability (Rev. C) PDF | HTML Jul 6, 2022
White paper Why are Digital Isolators Certified to Meet Electrical Equipment Standards? Nov 16, 2021
White paper Distance Through Insulation: How Digital Isolators Meet Certification Requiremen PDF | HTML Jun 11, 2021
Technical article 4 common questions when isolating signal and power PDF | HTML Jun 1, 2021
Application brief How to Meet CISPR 32 Radiated Emissions Limits With ISOW7741 PDF | HTML May 28, 2021

Design & development

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Evaluation board

ISOW1412DFMEVM — ISOW1412 isolated RS-485/RS-422 transceiver with integrated DC-DC converter evaluation module

ISOW1412DFMEVM is an evaluation module (EVM) used to evaluate the high performance, reinforced isolated RS-485/RS-422 with integrated isolated DC/DC power ISO1412 in a 20-pin wide body SOIC package (package dode-DFM). The EVM features enough test points and jumper options for one to evaluate the (...)

User guide: PDF | HTML
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Simulation model

ISOW1412 IBIS Model

SLLM490.ZIP (94 KB) - IBIS model
Supported products & hardware
Reference design

TIDA-010938 — 10kW, GaN-based single-phase string inverter with battery energy storage system reference design

This reference design provides an overview into the implementation of a GaN-based single-phase string inverter with bidirectional power conversion system for battery energy storage systems (BESS). The design consists of two string inputs, each able to handle up to 10 photovoltaic (PV) panels in (...)

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SOIC (DFM) 20 Ultra Librarian
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