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ISO7842DWWR
+NomenclatureDGTL ISOLTR 5.7KV 4CH GP 16-SOIC
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FabricantTexas Instruments
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Pièce fabricant #ISO7842DWWR
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Fiche technique ISO7842DWWR DataSheet
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En stock4436
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Spécifications
| Attribut | Valeur |
| PartStatus | Active |
| Technology | Capacitive Coupling |
| Type | General Purpose |
| IsolatedPower | No |
| NumberofChannels | 4 |
| Inputs-Side1/Side2 | 2/2 |
| ChannelType | Unidirectional |
| Voltage-Isolation | 5700Vrms |
| CommonModeTransientImmunity(Min) | 100kV/µs |
| DataRate | 100Mbps |
| PropagationDelaytpLH/tpHL(Max) | 16ns, 16ns |
| PulseWidthDistortion(Max) | 4.1ns |
| Rise/FallTime(Typ) | 1.7ns, 1.9ns |
| Voltage-Supply | 2.25V ~ 5.5V |
| OperatingTemperature | -55°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.551", 14.00mm Width) |
| SupplierDevicePackage | 16-SOIC |
| BaseProductNumber | ISO7842 |
Présentation
Description
Key features include low power consumption, high data rate capabilities up to 100 Mbps, and wide temperature range operations, making it suitable for harsh environments. The ISO7842DWWR utilizes a silicon dioxide (SiO2) insulation barrier, ensuring long-lasting reliability and performance.
This isolator is well-suited for applications requiring efficient signal transmission across isolated boundaries without direct electrical contact, such as in power supplies, motor drives, and battery management systems. Its compact package and integration ease provide a versatile solution for designers looking to improve system safety and efficiency while adhering to stringent regulatory standards.
Equivalent
1. ADuM4402 from Analog Devices.
2. MAX14433 from Maxim Integrated.
3. Si8642 from Silicon Labs.
These alternatives offer similar isolation capabilities and multi-channel configurations, but always verify specific requirements such as data rate, isolation voltage, and package type to ensure compatibility.
Features
1. Isolation Channels: It offers four independent isolation channels, which can be configured as unidirectional or bidirectional, enabling flexibility in design.
2. High Data Rate: The device supports data rates up to 100 Mbps, suitable for fast communication interfaces.
3. Robust Isolation: Provides excellent electromagnetic compatibility with isolation ratings of 5,000 VRMS and a High Common-Mode Transient Immunity (CMTI) of greater than 100 kV/µs, ensuring reliable operation in noisy environments.
4. Low Power Consumption: The device is designed for low power operation, making it suitable for battery-powered and energy-efficient applications.
5. Wide Temperature Range: Operates over an extended temperature range from -55°C to +125°C, ensuring reliability in harsh conditions.
6. Safety Certifications: Complies with UL, CSA, VDE, and CQC isolation standards, providing confidence in safety-critical applications.
7. Small Package: Available in a compact SOIC-16 wide body package for space-constrained designs.
These features make the ISO7842DWWR suitable for industrial automation, power electronics, and communication systems requiring robust isolation.
Pinout
Key functions and features include:
- Isolation Voltage: Provides high isolation voltage between input and output.
- Data Channels: The ISO7842DWWR offers two separate channels for digital signal isolation.
- Safety and Reliability: It is designed to meet safety standards, ensuring reliable operation in various industrial and medical applications.
- High-Speed Operation: Capable of operating at high data rates, suitable for fast digital communication.
The ISO7842DWWR is widely used in applications where electrical isolation is necessary to protect sensitive components and ensure safe operation.
Manufacturer
TI is recognized for its innovation and contribution to the development of technology that supports the advancement of modern electronics. The company is heavily invested in research and development to continually push the boundaries in semiconductor technology. Products like the ISO7842DWWR, which is a digital isolator, reflect TI's focus on delivering components that enhance the performance and efficiency of electronic systems.
Application
1. Industrial Automation: Facilitates communication between different voltage domains, ensuring safe and reliable operation.
2. Power Electronics: Used in inverters and motor drives to provide noise immunity and protect against high voltage transients.
3. Medical Equipment: Provides patient safety and device reliability by electrically isolating patient-connected and non-patient-connected parts.
4. Data Communication: Ensures signal integrity and isolation in interfaces like RS-485, CAN, and SPI.
5. Renewable Energy Systems: Used in solar inverters and wind turbine controls for efficient energy conversion and system protection.