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ISO7421EDR
+BOMDGTL ISOLTR 2.5KV 2CH GP 8-SOIC
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #ISO7421EDR
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在庫状況5147
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Part Status | Active |
| Technology | Capacitive Coupling |
| Type | General Purpose |
| Isolated Power | No |
| Number of Channels | 2 |
| Inputs - Side 1 / Side 2 | 1/1 |
| Channel Type | Unidirectional |
| Voltage - Isolation | 2500Vrms |
| Common Mode Transient Immunity (Min) | 25kV/µs |
| Data Rate | 50Mbps |
| Propagation Delay tp LH / tp HL (Max) | 11ns, 11ns |
| Pulse Width Distortion (Max) | 3.7ns |
| Rise / Fall Time (Typ) | 1.8ns, 1.7ns |
| Voltage - Supply | 3V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | ISO7421 |
概要
Description
Key features of the ISO7421EDR include a robust isolation rating, typically around 2500 Vrms, which protects against high voltages. It supports data rates up to several Mbps, making it suitable for high-speed signal transmission while maintaining signal integrity. The device is also designed for low power consumption, contributing to more efficient system operation.
The ISO7421EDR comes in a small, standardized SOIC package, easing integration into existing designs. Its performance characteristics, including low propagation delay and high noise immunity, make it a reliable choice for various applications requiring digital isolation.
Equivalent
1. ADuM1201 by Analog Devices: A dual-channel digital isolator with similar isolation voltage and data rate.
2. SI8621 by Silicon Labs: Offers comparable isolation and data transmission capabilities.
3. MAX12931 by Maxim Integrated: Provides similar functionality with dual channels and isolation features.
These alternatives vary in package options and additional specifications, so it's essential to compare them based on specific application needs.
Features
1. Isolation: Provides galvanic isolation of up to 2500 Vrms, enhancing safety and noise immunity between input and output.
2. Data Rate: Supports high data rates up to 25 Mbps, suitable for fast communication applications.
3. Low Power Consumption: Designed for low power operation, making it energy-efficient in various applications.
4. Supply Voltage Range: Operates over a supply voltage range of 3.0 V to 5.5 V, allowing flexibility in different circuit designs.
5. Temperature Range: Functions effectively over an extended temperature range from -40°C to 125°C, suitable for harsh environments.
6. Propagation Delay: Offers low propagation delay, ensuring minimal signal distortion during transmission.
7. Electromagnetic Compatibility (EMC): Designed to minimize electromagnetic interference, enhancing performance in sensitive equipment.
8. Safety and Certifications: Meets industry safety standards for isolation, providing reliability in critical applications.
These features make the ISO7421EDR ideal for industrial, automotive, and medical applications where high-speed, isolated data transmission is essential.
Pinout
Key functions include:
- Two isolated channels: One forward channel and one reverse channel.
- Provides signal isolation between different ground potentials.
- Suitable for applications requiring data transmission across an isolation barrier.
This device is commonly used in industrial automation, medical equipment, and communications systems to ensure reliable signal transmission while maintaining isolation for safety and noise immunity purposes.
Manufacturer
Application
1. Industrial Automation: Isolating control signals in PLCs and motor drives to enhance system reliability.
2. Power Electronics: Providing isolation in inverter and converter circuits to protect low-voltage control systems.
3. Medical Equipment: Ensuring patient safety by isolating communication paths in medical devices.
4. Telecommunications: Isolating data interfaces to reduce noise and prevent ground loops.
5. Consumer Electronics: Enhancing signal integrity and safety in high-speed data transmission systems.
Its high-speed data transmission and robust isolation make it suitable for environments requiring noise immunity and safety compliance.