Overview
The ISO7341CQDWRQ1 is a high-performance, quad-channel digital isolator produced by Texas Instruments. Designed for automotive and industrial applications, this component ensures reliable signal isolation while maintaining high-speed data transmission. It is part of Texas Instruments' ISO734x-Q1 family, which is specifically qualified for automotive environments, meeting AEC-Q100 standards. The ISO7341CQDWRQ1 is ideal for applications requiring robust noise immunity, low power consumption, and high reliability. Its unique selling points include its ability to operate in harsh environments, its compliance with automotive safety standards, and its compact form factor.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 4 | - | Quad-channel |
| Isolation Voltage | 2500 | VRMS | Continuous |
| Data Rate | 150 | Mbps | High-speed |
| Supply Voltage | 2.25 to 5.5 | V | Wide range |
| Operating Temperature | -40 to 125 | °C | Automotive grade |
| Package | SOIC-16 | - | Compact form |
| Certifications | AEC-Q100 | - | Automotive qualified |
| Propagation Delay | 11 | ns | Typical |
| Power Consumption | 1.5 | mA per channel | Low power |
| Common Mode Transient Immunity | 50 | kV/µs | High noise immunity |
Key Features
- Quad-Channel Isolation: Provides four isolated channels for versatile signal isolation applications.
- High-Speed Data Transmission: Supports data rates up to 150 Mbps, ensuring efficient communication.
- Automotive Qualified: Complies with AEC-Q100 standards, making it suitable for automotive environments.
- Low Power Consumption: Operates at 1.5 mA per channel, reducing overall system power requirements.
- High Noise Immunity: Offers common mode transient immunity of 50 kV/µs, ensuring reliable performance in noisy environments.
Applications
The ISO7341CQDWRQ1 is widely used in automotive and industrial applications where reliable signal isolation is critical. In automotive systems, it is employed in electric vehicle (EV) powertrains, battery management systems (BMS), and in-vehicle networking (IVN). In industrial settings, it is utilized in programmable logic controllers (PLCs), motor control systems, and isolated communication interfaces. Its ability to operate in harsh environments and its compliance with automotive safety standards make it a preferred choice for engineers designing robust and reliable systems.
Q & A
1. What is the isolation voltage of the ISO7341CQDWRQ1?
The isolation voltage is 2500 VRMS.
2. Is the ISO7341CQDWRQ1 suitable for automotive applications?
Yes, it is AEC-Q100 qualified, making it suitable for automotive environments.
3. What is the maximum data rate supported by this isolator?
It supports data rates up to 150 Mbps.
4. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
5. What is the power consumption per channel?
The power consumption is 1.5 mA per channel.
6. What package does the ISO7341CQDWRQ1 come in?
It comes in an SOIC-16 package.
7. What is the propagation delay of the ISO7341CQDWRQ1?
The typical propagation delay is 11 ns.
8. Can this isolator be used in industrial applications?
Yes, it is suitable for industrial applications such as PLCs and motor control systems.
9. What is the common mode transient immunity?
The common mode transient immunity is 50 kV/µs.
10. Is the ISO7341CQDWRQ1 compatible with low-voltage systems?
Yes, it operates with a supply voltage range of 2.25 V to 5.5 V, making it compatible with low-voltage systems.
