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Drop-In-Ersatz mit gegenüber dem verglichenen Baustein verbesserter Funktionalität
ISO7742 AKTIV Robuster vierkanaliger, verstärkter 2/2-Digitalisolator mit EMV-Schutz Pin-to-pin upgrade with higher isolation, stronger CMTI, wider supply range and better immunity

Produktdetails

Rating Catalog Integrated isolated power No Isolation rating Basic Number of channels 4 Forward/reverse channels 2 forward / 2 reverse Default output High Data rate (max) (Mbps) 50 Surge isolation voltage (VIOSM) (VPK) 4000 Transient isolation voltage (VIOTM) (VPK) 422 Withstand isolation voltage (VISO) (Vrms) 2500 CMTI (min) (V/µs) 25000 Operating temperature range (°C) -55 to 125 Supply voltage (max) (V) 5 Supply voltage (min) (V) 2.7 Propagation delay time (typ) (µs) 0.021 Current consumption per channel (DC) (typ) (mA) 1.25 Current consumption per channel (1 Mbps) (typ) (mA) 1.25 Creepage (min) (mm) 3.7 Clearance (min) (mm) 3.7
Rating Catalog Integrated isolated power No Isolation rating Basic Number of channels 4 Forward/reverse channels 2 forward / 2 reverse Default output High Data rate (max) (Mbps) 50 Surge isolation voltage (VIOSM) (VPK) 4000 Transient isolation voltage (VIOTM) (VPK) 422 Withstand isolation voltage (VISO) (Vrms) 2500 CMTI (min) (V/µs) 25000 Operating temperature range (°C) -55 to 125 Supply voltage (max) (V) 5 Supply voltage (min) (V) 2.7 Propagation delay time (typ) (µs) 0.021 Current consumption per channel (DC) (typ) (mA) 1.25 Current consumption per channel (1 Mbps) (typ) (mA) 1.25 Creepage (min) (mm) 3.7 Clearance (min) (mm) 3.7
SSOP (DBQ) 16 29.4 mm² 4.9 x 6
  • Maximum Signaling Rate: 50 Mbps (with 5-V
    Supplies)
  • Robust Design With Integrated Noise Filter
  • Low-Power Consumption, Typical ICC per Channel
    (with 3.3-V Supplies):
    • 1.3 mA at 1 Mbps, 2.5 mA at 25 Mbps
  • Wide Temperature Range: –55°C to 125°C
  • 50 kV/µs Transient Immunity, Typical
  • Long Life with SiO2 Isolation Barrier
  • Operates From 2.7-V, 3.3-V and 5-V Supply
  • 2.7-V to 5.5-V Level Translation
  • Small QSOP-16 Package
  • Safety and Regulatory Approvals
    • 2500-VRMS Isolation for 1 Minute per UL 1577
    • 4242-VPK Isolation per DIN V VDE V 0884-10
      (VDE V 0884-10):2006-12
    • CSA Component Acceptance Notice 5A, IEC
      60950-1 and IEC 61010-1 End Equipment
      Standards
    • CQC Certification per GB4943.1-2011
  • Maximum Signaling Rate: 50 Mbps (with 5-V
    Supplies)
  • Robust Design With Integrated Noise Filter
  • Low-Power Consumption, Typical ICC per Channel
    (with 3.3-V Supplies):
    • 1.3 mA at 1 Mbps, 2.5 mA at 25 Mbps
  • Wide Temperature Range: –55°C to 125°C
  • 50 kV/µs Transient Immunity, Typical
  • Long Life with SiO2 Isolation Barrier
  • Operates From 2.7-V, 3.3-V and 5-V Supply
  • 2.7-V to 5.5-V Level Translation
  • Small QSOP-16 Package
  • Safety and Regulatory Approvals
    • 2500-VRMS Isolation for 1 Minute per UL 1577
    • 4242-VPK Isolation per DIN V VDE V 0884-10
      (VDE V 0884-10):2006-12
    • CSA Component Acceptance Notice 5A, IEC
      60950-1 and IEC 61010-1 End Equipment
      Standards
    • CQC Certification per GB4943.1-2011

ISO7142CC provides galvanic isolation up to 2500-VRMS for 1 minute per UL and 4242-VPK per VDE. ISO7142CC is a quad-channel isolator with two forward and two reverse-direction channels. This device is capable of maximum data rate of 50 Mbps with 5-V supplies and 40 Mbps with 3.3-V or 2.7-V supplies. ISO7142CC has integrated filters on the inputs to support noise-prone applications.

Each isolation channel has a logic input and output buffer separated by a silicon dioxide (SiO2) insulation barrier. Used in conjunction with isolated power supplies, this device prevents noise currents on a data bus or other circuits from entering the local ground and interfering with or damaging sensitive circuitry. This device has TTL input thresholds and can operate from 2.7-V, 3.3-V, and 5-V supplies.

ISO7142CC provides galvanic isolation up to 2500-VRMS for 1 minute per UL and 4242-VPK per VDE. ISO7142CC is a quad-channel isolator with two forward and two reverse-direction channels. This device is capable of maximum data rate of 50 Mbps with 5-V supplies and 40 Mbps with 3.3-V or 2.7-V supplies. ISO7142CC has integrated filters on the inputs to support noise-prone applications.

Each isolation channel has a logic input and output buffer separated by a silicon dioxide (SiO2) insulation barrier. Used in conjunction with isolated power supplies, this device prevents noise currents on a data bus or other circuits from entering the local ground and interfering with or damaging sensitive circuitry. This device has TTL input thresholds and can operate from 2.7-V, 3.3-V, and 5-V supplies.

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Technische Dokumentation

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Typ Titel Datum
* Data sheet ISO7142CC 4242-VPK Small-Footprint and Low-Power Quad Channel Digital Isolator datasheet (Rev. B) PDF | HTML 31 Aug 2015
Certificate VDE Certificate for Basic Isolation for DIN EN IEC 60747-17 (Rev. W) 31 Jan 2024
Application note Digital Isolator Design Guide (Rev. G) PDF | HTML 13 Sep 2023
White paper Improve Your System Performance by Replacing Optocouplers with Digital Isolators (Rev. C) PDF | HTML 07 Sep 2023
Certificate CSA Certificate for ISO71xxDBQ 16 Feb 2023
Certificate CQC Certificate for ISO154xD, ISO742xD, ISO71xxDBQ (Rev. A) 07 Feb 2023
Certificate UL Certificate of Compliance File E181974 Vol 5 Sec 1 10 Aug 2022
White paper Why are Digital Isolators Certified to Meet Electrical Equipment Standards? 16 Nov 2021
White paper Distance Through Insulation: How Digital Isolators Meet Certification Requiremen PDF | HTML 11 Jun 2021
EVM User's guide Universal Digital Isolator Evaluation Module PDF | HTML 04 Mär 2021
Application brief Considerations for Selecting Digital Isolators 24 Jul 2018
Application note Isolation Glossary (Rev. A) 19 Sep 2017
User guide ISO71XXDBQ-EVM 06 Mär 2013

Design und Entwicklung

Weitere Bedingungen oder erforderliche Ressourcen enthält gegebenenfalls die Detailseite, die Sie durch Klicken auf einen der unten stehenden Titel erreichen.

Evaluierungsplatine

DIGI-ISO-EVM — Evaluierungsmodul für universellen digitalen Isolator

DIGI-ISO-EVM ist ein Evaluierungsmodul (EVM), mit dem Sie alle ein-, zwei-, drei-, vier- oder sechskanaligen digitalen Isolatoren von TI in fünf verschiedenen Gehäusen evaluieren können: 8-poliges SOIC mit schmalem Gehäuse (D), 8-poliges SOIC mit breitem Gehäuse (DWV), 16-poliges SOIC mit breitem (...)

Benutzerhandbuch: PDF | HTML
Evaluierungsplatine

ISO71XXDBQ-EVM — Evaluierungsmodul für ISO71xx 4242-VPK-Digitalisolatoren mit geringem Platzbedarf und geringem Strom

The ISO71XXDBQ-EVM evaluation module (EVM) comes with the ISO7131CCDBQ device soldered down. You can remove this device and solder down any of the 4-channel ISO714xCCDBQ devices. This EVM lets you evaluate the isolator performance and parameters. For safety reasons, the EVM is not (...)
Benutzerhandbuch: PDF
Simulationsmodell

ISO7142 IBIS Model

SLLM225.ZIP (27 KB) - IBIS Model
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Design guide: PDF
Schaltplan: PDF
Referenzdesigns

TIDA-01600 — Referenzdesign für intelligente Bremssteuerung und Diagnose in Servoantrieben und Robotik

This reference design implements safe brake control functionality in servo drives as per IEC EN 61800-5-2 by providing two channel output signals to control an external holding brake. The holding brake will be latched when the power supply is cut off and released when voltage is applied to the (...)
Design guide: PDF
Schaltplan: PDF
Referenzdesigns

TIDA-00320 — Referenzdesign für Low-Side-Treiber mit 8 Kanälen und 0,5 A pro Kanal für PLC

Digital Output Modules are a standard component in a PLC/PAC or DCS to control actuators, motors and other resistive, capacitive or inductive loads. Customers will benefit from this integrated protected low side driver with parallel interface as it makes the MCU interface easy to test together with (...)
Design guide: PDF
Schaltplan: PDF
Gehäuse Pins CAD-Symbole, Footprints und 3D-Modelle
SSOP (DBQ) 16 Ultra Librarian

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  • Qualifikationszusammenfassung
  • Kontinuierliches Zuverlässigkeitsmonitoring
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