Startseite Schnittstelle RS-485- & RS-422-Transceiver

THVD1550

AKTIV

RS-485-Transceiver, 5 V, mit ESD-Schutz gemäß IEC bis ±18 kV

Produktdetails

Number of receivers 1 Number of transmitters 1 Duplex Half Supply voltage (nom) (V) 5 Signaling rate (max) (MBits) 50 IEC 61000-4-2 contact (±V) 18000 Fault protection (V) -18 to 18 Common-mode range (V) -15 to 15 Number of nodes 196 Features Extended common mode, IEC ESD protection Isolated No Supply current (max) (µA) 1000 Rating Catalog Operating temperature range (°C) -40 to 125
Number of receivers 1 Number of transmitters 1 Duplex Half Supply voltage (nom) (V) 5 Signaling rate (max) (MBits) 50 IEC 61000-4-2 contact (±V) 18000 Fault protection (V) -18 to 18 Common-mode range (V) -15 to 15 Number of nodes 196 Features Extended common mode, IEC ESD protection Isolated No Supply current (max) (µA) 1000 Rating Catalog Operating temperature range (°C) -40 to 125
SOIC (D) 8 29.4 mm² 4.9 x 6 VSSOP (DGK) 8 14.7 mm² 3 x 4.9
  • Meets or Exceeds the Requirements of the TIA/EIA-485A Standard
  • 4.5 V to 5.5 V Supply Voltage
  • Integrated Bus I/O Protection
    • ± 30 kV HBM ESD
    • ± 18 kV IEC 61000-4-2 ESD Contact Discharge
    • ± 25 kV IEC 61000-4-2 ESD Air-Gap Discharge
    • ± 4 kV IEC 61000-4-4 Electrical Fast Transient
  • Extended Operational Common-mode: ± 15 V
  • Low EMI 500 kbps and 50 Mbps Data Rates
  • Extended Temperature Range: -40°C to 125°C
  • Large Receiver Hysteresis for Noise Rejection
  • Low Power Consumption
    • Low Standby Supply Current: < 1 µA
    • Current During Operation: < 1 mA
  • Glitch-Free Power-Up/Down for Hot Plug-in Capability
  • Open, Short, and Idle Bus Failsafe
  • 1/8 Unit Load Options (Up to 256 Bus Nodes)
  • Small-Size VSSOP Packages Save Board Space or SOIC for Drop-in Compatibility
  • Meets or Exceeds the Requirements of the TIA/EIA-485A Standard
  • 4.5 V to 5.5 V Supply Voltage
  • Integrated Bus I/O Protection
    • ± 30 kV HBM ESD
    • ± 18 kV IEC 61000-4-2 ESD Contact Discharge
    • ± 25 kV IEC 61000-4-2 ESD Air-Gap Discharge
    • ± 4 kV IEC 61000-4-4 Electrical Fast Transient
  • Extended Operational Common-mode: ± 15 V
  • Low EMI 500 kbps and 50 Mbps Data Rates
  • Extended Temperature Range: -40°C to 125°C
  • Large Receiver Hysteresis for Noise Rejection
  • Low Power Consumption
    • Low Standby Supply Current: < 1 µA
    • Current During Operation: < 1 mA
  • Glitch-Free Power-Up/Down for Hot Plug-in Capability
  • Open, Short, and Idle Bus Failsafe
  • 1/8 Unit Load Options (Up to 256 Bus Nodes)
  • Small-Size VSSOP Packages Save Board Space or SOIC for Drop-in Compatibility

THVD15xx is a family of noise-immune RS-485/RS-422 transceivers designed to operate in rugged industrial environments. The bus pins of these devices are robust to high levels of IEC electrical fast transients (EFT) and IEC electrostatic discharge (ESD) events, eliminating the need for additional system-level protection components.

Each of these devices operates from a single 5-V supply. The devices in this family feature an extended common-mode voltage range which makes them suitable for multi-point applications over long cable runs.

THVD15xx family of devices is available in small VSSOP packages for space-constrained applications. These devices are characterized over ambient free-air temperatures from –40°C to 125°C.

THVD15xx is a family of noise-immune RS-485/RS-422 transceivers designed to operate in rugged industrial environments. The bus pins of these devices are robust to high levels of IEC electrical fast transients (EFT) and IEC electrostatic discharge (ESD) events, eliminating the need for additional system-level protection components.

Each of these devices operates from a single 5-V supply. The devices in this family feature an extended common-mode voltage range which makes them suitable for multi-point applications over long cable runs.

THVD15xx family of devices is available in small VSSOP packages for space-constrained applications. These devices are characterized over ambient free-air temperatures from –40°C to 125°C.

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Technische Dokumentation

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Typ Titel Datum
* Data sheet THVD15xx 5-V RS-485 Transceivers With ±18-kV IEC ESD Protection datasheet (Rev. C) PDF | HTML 03 Dez 2018
White paper RS-485 Basics Series 24 Feb 2021
E-book Ein Techniker-Leitfaden für Industrieroboter-Designs 25 Mär 2020
Technical article Frequently asked questions and answers for RS-485 transceivers PDF | HTML 09 Apr 2019
Technical article What is an EFT? Part 2 PDF | HTML 17 Jul 2018
Technical article How to calculate the power dissipation of high-speed RS-485 transceivers PDF | HTML 14 Jun 2018
Technical article What is an EFT? PDF | HTML 30 Okt 2017
Application note Signal Integrity vs. Transmission Rate and Cable Length for RS-485 Transceivers 29 Aug 2017

Design und Entwicklung

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

Simulationsmodell

THVD1550 IBIS Model

SLLM388.ZIP (35 KB) - IBIS Model
Simulationstool

PSPICE-FOR-TI — PSpice® für TI Design-und Simulationstool

PSpice® für TI ist eine Design- und Simulationsumgebung, welche Sie dabei unterstützt, die Funktionalität analoger Schaltungen zu evaluieren. Diese voll ausgestattete Design- und Simulationssuite verwendet eine analoge Analyse-Engine von Cadence®. PSpice für TI ist kostenlos erhältlich und (...)
Simulationstool

TINA-TI — SPICE-basiertes analoges Simulationsprogramm

TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
Benutzerhandbuch: PDF
Referenzdesigns

TIDA-00730 — RS-485 IEC ESD-Referenzdesign

The TIDA-00730 is an reference design examining how to protect an RS-485 bus against leathal transient waveforms such as IEC ESD, IEC EFT, and IEC surge. The reference design shows the level of protection that can be achieved through the implementation of a TVS diode on the bus lines of a standard (...)
Design guide: PDF
Schaltplan: PDF
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Efficiency, protection, and integration are important design factors for compact DC-fed drives up to 60VDC. This reference design shows a three-phase inverter with nominal 48-V DC input and a 10-ARMS output current.  The 100-V intelligent three-phase gate driver DRV8350R with integrated buck (...)
Design guide: PDF
Schaltplan: PDF
Referenzdesigns

TIDA-00731 — IEC ESD-, EFT- und überspannungsgeschütztes RS-485-Referenzdesign

The TIDA-00731 is a reference design examining how to protect an RS-485 bus against lethal transient waveforms such as IEC ESD, IEC EFT, and IEC surge. The reference design shows the level of protection that can be achieved through the implementation of an external protection scheme on the bus (...)
Design guide: PDF
Schaltplan: PDF
Referenzdesigns

TIDA-01630 — Referenzdesign für RS485-Schnittstelle mit hoher EMV-Störfestigkeit für Tamagawa-Encoder

EMC immunity, especially immunity against inverter switching noise, is important for positioning encoder feedback systems of industrial drives. This design demonstrates a high EMC immunity RS485 transceiver solution which can be used on both the drive and encoder, such as Tamagawa™, EnDat (...)
Design guide: PDF
Schaltplan: PDF
Referenzdesigns

TIDA-01401 — Referenzdesign für RS-485-Schnittstelle mit hoher EMV-Störfestigkeit für Absolut-Encoder

This high EMC immunity reference design demonstrates a RS-485 transceiver to use on both the drive and within encoders such as: EnDat 2.2, BiSS®, Tamagawa™, etc. EMC immunity, particularly immunity against inverter switching noise, is important for position encoder feedback systems (...)
Design guide: PDF
Schaltplan: PDF
Gehäuse Pins Herunterladen
SOIC (D) 8 Optionen anzeigen
VSSOP (DGK) 8 Optionen anzeigen

Bestellen & Qualität

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