Overview
The ISO7220BDR, manufactured by Texas Instruments, is a high-performance dual-channel digital isolator designed for applications requiring robust signal isolation. This model is part of the ISO7220 series and is housed in an SOP8 package, making it suitable for surface-mount technology (SMT) applications. The ISO7220BDR is particularly well-suited for industrial automation, communication systems, and medical devices where reliable signal isolation is critical. Its key competitive advantages include a high data rate, low propagation delay, and a wide operating temperature range, making it a versatile choice for demanding environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Series | ISO7220 | - | Digital Isolator |
| Channels | 2 | - | Unidirectional |
| Isolation Voltage | 2.5 | kVrms | Capacitive Coupling |
| Data Rate | 5 | Mb/s | - |
| Propagation Delay | 55 | ns | - |
| Supply Voltage | 3 - 5.5 | V | - |
| Operating Temperature | -40 to +125 | °C | - |
| Package | SOP8 | - | Surface Mount |
Key Features
- Dual-channel isolation for robust signal integrity.
- High data rate of 5 Mbps ensures fast signal transmission.
- Low propagation delay of 55 ns for real-time applications.
- Wide operating temperature range (-40°C to +125°C) for harsh environments.
- Capacitive coupling isolation with 2.5 kVrms for high voltage protection.
Applications
The ISO7220BDR is widely used in industrial automation, communication systems, and medical devices. In industrial automation, it ensures reliable signal isolation in PLCs and DCS systems. In communication systems, it provides high-speed data transmission with minimal delay. In medical devices, it guarantees patient safety by isolating sensitive electronic components from high-voltage circuits.
Q & A
What is the isolation voltage of the ISO7220BDR?
The isolation voltage is 2.5 kVrms.
What is the data rate of the ISO7220BDR?
The data rate is 5 Mbps.
What is the propagation delay of the ISO7220BDR?
The propagation delay is 55 ns.
What is the operating temperature range of the ISO7220BDR?
The operating temperature range is -40°C to +125°C.
What package does the ISO7220BDR come in?
It comes in an SOP8 package.
Is the ISO7220BDR suitable for industrial automation?
Yes, it is widely used in industrial automation for signal isolation.
Can the ISO7220BDR be used in medical devices?
Yes, it is suitable for medical devices where patient safety is critical.
What is the supply voltage range for the ISO7220BDR?
The supply voltage range is 3 V to 5.5 V.
How many channels does the ISO7220BDR have?
It has two unidirectional channels.
What type of isolation does the ISO7220BDR use?
It uses capacitive coupling isolation.
