Overview
The ADUM1400BRW is a quad-channel digital isolator produced by Analog Devices Inc. It utilizes the company's proprietary iCoupler® technology, which combines high-speed CMOS and monolithic magnetic coupling to achieve reliable and high-performance isolation. This device is designed to provide electrical isolation between different parts of a system, ensuring safety and preventing electrical interference. The ADUM1400BRW is particularly useful in applications requiring multiple isolated channels with low propagation delay and high data rates.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Number of Channels | - | - | - | 4 | - | - |
| Voltage - Isolation | - | - | - | 2500 Vrms | - | - |
| Operating Temperature | - | -40°C | - | 105°C | - | - |
| Voltage - Supply | - | 2.7 V | - | 5.5 V | - | - |
| Maximum Data Rate | - | - | - | 10 Mbps | - | CL = 15 pF, CMOS signal levels |
| Propagation Delay (tPHL, tPLH) | tPHL, tPLH | 20 ns | 38 ns | 50 ns | - | CL = 15 pF, CMOS signal levels |
| Pulse Width Distortion (PWD) | PWD | - | - | 3 ns | - | CL = 15 pF, CMOS signal levels |
| Common Mode Transient Immunity | - | - | - | 25 kV/μs | - | - |
| Package / Case | - | - | - | 16-SOIC (0.295", 7.50mm Width) | - | - |
Key Features
- Quad-Channel Isolation: The ADUM1400BRW provides four isolated channels, making it suitable for applications requiring multiple isolated signals.
- High-Speed Data Transfer: With a maximum data rate of 10 Mbps, this isolator supports high-speed communication between isolated sides.
- Low Propagation Delay: The device features propagation delays as low as 20 ns, ensuring minimal signal latency.
- High Isolation Voltage: It offers 2500 Vrms of isolation voltage, ensuring robust electrical isolation and safety.
- Wide Operating Temperature Range: The ADUM1400BRW operates over a temperature range of -40°C to 105°C, making it suitable for various environmental conditions.
- Common Mode Transient Immunity: The device has a high common mode transient immunity of 25 kV/μs, protecting against common mode noise and interference.
Applications
- Industrial Control Systems: Used in industrial control systems to isolate control signals and ensure safety and reliability.
- Medical Devices: Applied in medical devices to provide electrical isolation and protect against electrical shocks.
- Automotive Systems: Utilized in automotive systems for isolating signals in various control and monitoring applications.
- Power Supplies and DC-DC Converters: Used to isolate feedback signals and control loops in power supplies and DC-DC converters.
- Data Acquisition Systems: Employed in data acquisition systems to isolate analog and digital signals from the system ground.
Q & A
- What is the ADUM1400BRW used for?
The ADUM1400BRW is a quad-channel digital isolator used to provide electrical isolation between different parts of a system, ensuring safety and preventing electrical interference.
- How many isolated channels does the ADUM1400BRW have?
The ADUM1400BRW has four isolated channels.
- What is the maximum data rate of the ADUM1400BRW?
The maximum data rate of the ADUM1400BRW is 10 Mbps.
- What is the propagation delay of the ADUM1400BRW?
The propagation delay (tPHL, tPLH) of the ADUM1400BRW is between 20 ns and 50 ns.
- What is the isolation voltage of the ADUM1400BRW?
The ADUM1400BRW has an isolation voltage of 2500 Vrms.
- What is the operating temperature range of the ADUM1400BRW?
The operating temperature range of the ADUM1400BRW is -40°C to 105°C.
- What is the common mode transient immunity of the ADUM1400BRW?
The common mode transient immunity of the ADUM1400BRW is 25 kV/μs.
- In what package is the ADUM1400BRW available?
The ADUM1400BRW is available in a 16-SOIC (0.295", 7.50mm Width) package.
- Is the ADUM1400BRW RoHS compliant?
Yes, the ADUM1400BRW is RoHS compliant.
- What are some typical applications of the ADUM1400BRW?
The ADUM1400BRW is typically used in industrial control systems, medical devices, automotive systems, power supplies, and data acquisition systems.
