Overview
The ADUM1200WSRZ55-RL7 is a general-purpose digital isolator produced by Analog Devices Inc. This component is part of the iCoupler® series and is designed to provide high isolation voltage and common-mode transient immunity. It features two independent isolation channels, making it suitable for various applications requiring electrical isolation and data transmission between different voltage domains.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Analog Devices Inc. | |
| Package | 8-SOIC | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | |
| Voltage - Supply | 3 V ~ 5.5 V | |
| Voltage - Isolation | 2500Vrms | |
| Type | General Purpose | |
| Technology | Magnetic Coupling | |
| Number of Channels | 2 | |
| Inputs - Side 1/Side 2 | 2/0 | |
| Channel Type | Unidirectional | |
| Data Rate | 25Mbps | |
| Propagation Delay tPLH / tPHL (Max) | 45ns, 45ns | |
| Pulse Width Distortion (Max) | 3ns | |
| Rise / Fall Time (Typ) | 2.5ns, 2.5ns | |
| Common Mode Transient Immunity (Min) | 25kV/µs | |
| Operating Temperature | -55°C ~ 125°C | |
| Mounting Type | Surface Mount |
Key Features
- High Isolation Voltage: The ADUM1200WSRZ55-RL7 offers 2500Vrms isolation voltage, ensuring robust electrical isolation between different voltage domains.
- Common Mode Transient Immunity: With a minimum common-mode transient immunity of 25kV/µs, this isolator is highly resistant to transient voltages.
- High Data Rate: Supports data rates up to 25Mbps, making it suitable for high-speed applications.
- Precise Timing Characteristics: Features low propagation delay (45ns max) and minimal pulse width distortion (3ns max), ensuring accurate and reliable data transmission.
- Wide Operating Temperature Range: Operates over a temperature range of -55°C to 125°C, making it versatile for various environmental conditions.
- Low Power Consumption: Quiescent supply current per channel is relatively low, contributing to energy-efficient operation.
Applications
- Size-Critical Multichannel Isolation: Ideal for applications where space is limited and multiple isolation channels are required.
- SPI Interface/Data Converter Isolation: Suitable for isolating SPI interfaces and data converters in various systems.
- RS-232/RS-422/RS-485 Transceiver Isolation: Used in serial communication systems to ensure electrical isolation between transceivers.
- Digital Field Bus Isolation: Applicable in industrial automation and field bus systems for reliable data transmission.
- Hybrid Electric Vehicles and Battery Monitoring: Employed in automotive and battery management systems due to its high reliability and isolation capabilities.
Q & A
- Q: What is the isolation voltage of the ADUM1200WSRZ55-RL7?
A: The ADUM1200WSRZ55-RL7 has an isolation voltage of 2500Vrms.
- Q: What is the maximum data rate supported by the ADUM1200WSRZ55-RL7?
A: The maximum data rate supported is 25Mbps.
- Q: What is the common-mode transient immunity of the ADUM1200WSRZ55-RL7?
A: The common-mode transient immunity is at least 25kV/µs.
- Q: What is the operating temperature range of the ADUM1200WSRZ55-RL7?
A: The operating temperature range is -55°C to 125°C.
- Q: Is the ADUM1200WSRZ55-RL7 RoHS compliant?
A: Yes, the ADUM1200WSRZ55-RL7 is lead-free and RoHS compliant.
- Q: What is the package type of the ADUM1200WSRZ55-RL7?
A: The package type is 8-SOIC.
- Q: How many channels does the ADUM1200WSRZ55-RL7 have?
A: The ADUM1200WSRZ55-RL7 has two independent isolation channels.
- Q: What is the typical rise and fall time of the ADUM1200WSRZ55-RL7?
A: The typical rise and fall time is 2.5ns each.
- Q: Is the ADUM1200WSRZ55-RL7 suitable for automotive applications?
A: Yes, it is qualified for automotive applications due to its high reliability and temperature range.
- Q: What is the propagation delay of the ADUM1200WSRZ55-RL7?
A: The maximum propagation delay is 45ns for both tPLH and tPHL.
