Overview
The ADUM1201WSRZ55-RL7 is a dual-channel digital isolator produced by Analog Devices Inc. This component is part of the iCoupler® series and is designed for general-purpose applications. It utilizes magnetic coupling technology to provide high isolation between the input and output sides, making it suitable for environments where electrical isolation is critical. The device operates over a wide supply voltage range of 2.7 V to 5.5 V and offers high data rates up to 1 Mbps. It is packaged in an 8-SOIC (0.154", 3.90mm Width) case and is RoHS compliant and lead-free.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Part Number | ADUM1201WSRZ55-RL7 | ||
| Manufacturer | Analog Devices Inc. | ||
| Voltage - Supply | 2.7 V ~ 5.5 V | V | |
| Voltage - Isolation | 2500 Vrms | Vrms | |
| Type | General Purpose | ||
| Technology | Magnetic Coupling | ||
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | ||
| Operating Temperature | -40°C ~ 125°C | °C | |
| Number of Channels | 2 | ||
| Mounting Type | Surface Mount | ||
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | ||
| Data Rate | 1 Mbps | Mbps | |
| Common Mode Transient Immunity (Min) | 25 kV/µs | kV/µs | |
| Channel Type | Unidirectional | ||
| Rise / Fall Time (Typ) | 10 ns, 10 ns | ns | |
| Pulse Width Distortion (Max) | 40 ns | ns | |
| Propagation Delay tpLH / tpHL (Max) | 150 ns, 150 ns | ns |
Key Features
- High Isolation Voltage: The ADUM1201WSRZ55-RL7 offers a high isolation voltage of 2500 Vrms, ensuring robust electrical isolation between the input and output sides.
- Wide Supply Voltage Range: The device operates over a wide supply voltage range of 2.7 V to 5.5 V, making it versatile for various applications.
- High Data Rate: It supports data rates up to 1 Mbps, suitable for high-speed digital communication.
- Common Mode Transient Immunity: The isolator has a high common mode transient immunity of 25 kV/µs, protecting against transient voltages.
- Low Propagation Delay: With propagation delays of 150 ns (tpLH and tpHL), it ensures precise timing characteristics.
- RoHS Compliant and Lead-Free: The component is RoHS compliant and lead-free, adhering to environmental regulations.
- Automotive and Industrial Applications: It is qualified for automotive and industrial applications due to its high temperature operation up to 125°C and robust isolation features.
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 isolate transceivers.
- Digital Field Bus Isolation: Applicable in industrial field bus systems for reliable and isolated communication.
- Hybrid Electric Vehicles and Motor Drives: Qualified for use in automotive applications such as battery monitoring and motor drive systems.
Q & A
- What is the isolation voltage of the ADUM1201WSRZ55-RL7?
The isolation voltage is 2500 Vrms.
- What is the operating supply voltage range for this isolator?
The operating supply voltage range is 2.7 V to 5.5 V.
- How many channels does the ADUM1201WSRZ55-RL7 have?
The device has 2 independent isolation channels.
- What is the maximum data rate supported by this isolator?
The maximum data rate is 1 Mbps.
- What is the common mode transient immunity of the ADUM1201WSRZ55-RL7?
The common mode transient immunity is 25 kV/µs.
- What is the propagation delay of the ADUM1201WSRZ55-RL7?
The propagation delay (tpLH and tpHL) is 150 ns maximum.
- Is the ADUM1201WSRZ55-RL7 RoHS compliant and lead-free?
Yes, it is RoHS compliant and lead-free.
- What is the operating temperature range of the ADUM1201WSRZ55-RL7?
The operating temperature range is -40°C to 125°C.
- What type of packaging does the ADUM1201WSRZ55-RL7 use?
The device is packaged in an 8-SOIC (0.154", 3.90mm Width) case.
- What are some typical applications of the ADUM1201WSRZ55-RL7?
Typical applications include size-critical multichannel isolation, SPI interface/data converter isolation, RS-232/RS-422/RS-485 transceiver isolation, digital field bus isolation, and automotive applications such as battery monitoring and motor drive systems.
