Overview
The ISO6761DWR is a high-performance, six-channel digital isolator produced by Texas Instruments. This component is designed for cost-sensitive applications that require robust isolation, high data rates, and wide operating temperature ranges. The ISO6761DWR features a 50 Mbps data rate and is certified by various safety standards including UL 1577, VDE, TUV, CSA, and CQC. It is ideal for isolating CMOS or LVCMOS digital I/Os and is used in conjunction with isolated power supplies to prevent noise currents from damaging sensitive circuitry.
Key Specifications
| Parameter | Description | Value | Unit |
|---|---|---|---|
| Data Rate | Maximum data transfer rate | 50 | Mbps |
| Isolation Rating | Maximum repetitive peak isolation voltage | Up to 5000 | VRMS |
| Working Voltage | Maximum working isolation voltage | 1500 | VRMS |
| Surge Capability | Maximum surge isolation voltage | Up to 10 kV | |
| CMTI | Common-mode transient immunity | ±150 kV/μs | |
| Supply Voltage Range | Input and output supply voltage range | 1.71 V to 5.5 V | |
| Propagation Delay | Typical propagation delay | 11 ns | |
| Operating Temperature Range | Operating temperature range | –40°C to 125°C | |
| Package Type | Package type and pin count | SOIC (DW) 16 pins |
Key Features
- Robust Isolation Barrier: High lifetime at 1500 VRMS working voltage and up to 5000 VRMS isolation rating.
- High Data Rate: Supports up to 50 Mbps data transfer rate.
- Wide Supply Range: Operates with supply voltages ranging from 1.71 V to 5.5 V.
- Level Translation: Supports 1.71 V to 5.5 V level translation.
- Default Output Options: Default output high (ISO676x) and low (ISO676xF) options.
- Low Power Consumption: Typical current consumption of 1.6 mA per channel at 1 Mbps.
- Low Propagation Delay: Typical propagation delay of 11 ns.
- Robust EMC: System-level ESD, EFT, and surge immunity with low emissions.
- Safety Certifications: Certified by DIN EN IEC 60747-17, UL 1577, IEC 62368-1, IEC 61010-1, IEC 60601-1, and GB 4943.1.
Applications
- Power Supplies: Used in isolated power supply systems to prevent noise currents.
- Grid and Electricity Meters: Suitable for applications in grid and electricity metering systems.
- Motor Drives: Used in motor drive systems to ensure reliable and isolated communication.
- Factory Automation: Ideal for factory automation systems requiring high isolation and reliability.
- Building Automation: Used in building automation systems for isolated communication.
- Lighting and Appliances: Suitable for use in lighting and appliance control systems.
Q & A
- What is the maximum data rate of the ISO6761DWR?
The ISO6761DWR supports a maximum data rate of 50 Mbps.
- What is the isolation rating of the ISO6761DWR?
The ISO6761DWR has an isolation rating of up to 5000 VRMS.
- What is the operating temperature range of the ISO6761DWR?
The operating temperature range is –40°C to 125°C.
- What package type and pin count does the ISO6761DWR have?
The ISO6761DWR comes in a SOIC (DW) package with 16 pins.
- What are the default output options for the ISO6761DWR?
The default output options are high (ISO676x) and low (ISO676xF).
- What is the typical propagation delay of the ISO6761DWR?
The typical propagation delay is 11 ns.
- Does the ISO6761DWR have any safety certifications?
Yes, it is certified by DIN EN IEC 60747-17, UL 1577, IEC 62368-1, IEC 61010-1, IEC 60601-1, and GB 4943.1.
- What are some common applications of the ISO6761DWR?
Common applications include power supplies, grid and electricity meters, motor drives, factory automation, building automation, and lighting and appliances.
- How does the ISO6761DWR handle electromagnetic compatibility (EMC)?
The ISO6761DWR has robust EMC with system-level ESD, EFT, and surge immunity and low emissions.
- What is the typical current consumption per channel at 1 Mbps for the ISO6761DWR?
The typical current consumption per channel at 1 Mbps is 1.6 mA.
