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ADUM7441ARQZ
+BOMDGTL ISOLTR 1KV 4CH GP 16-SSOP
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メーカーテキサス・インスツルメンツ
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メーカー品番 #ADUM7441ARQZ
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データシート ADUM7441ARQZ DataSheet
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在庫状況9388
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 |
| Series | iCoupler® |
| Part Status | Active |
| Technology | Magnetic Coupling |
| Type | General Purpose |
| Isolated Power | No |
| Number of Channels | 4 |
| Inputs - Side 1 / Side 2 | 3/1 |
| Channel Type | Unidirectional |
| Voltage - Isolation | 1000Vrms |
| Common Mode Transient Immunity (Min) | 15kV/µs |
| Data Rate | 1Mbps |
| Propagation Delay tp LH / tp HL (Max) | 75ns, 75ns |
| Pulse Width Distortion (Max) | 25ns |
| Rise / Fall Time (Typ) | 2ns, 2ns |
| Voltage - Supply | 3V ~ 5.5V |
| Operating Temperature | -40°C ~ 105°C |
| Mounting Type | Surface Mount |
| Package / Case | 16-SSOP (0.154", 3.90mm Width) |
| Supplier Device Package | 16-QSOP |
| Base Product Number | ADUM7441 |
概要
Description
Key features include high data rates, typically up to a few Mbps, and robust isolation voltage ratings (often around 2.5 kV). It is designed to support a wide range of digital communication protocols, making it versatile for various applications like industrial automation, medical devices, and power supply systems. The device typically comes in a compact package, suitable for space-constrained designs. Its reliability and efficiency make it a popular choice for engineers looking to safeguard digital circuits without compromising on signal integrity or performance.
Equivalent
1. Texas Instruments ISO7741 – 4-channel digital isolator with similar isolation capabilities.
2. Silicon Labs Si8641 – 4-channel digital isolator.
3. Broadcom ACPL-C784 – 4-channel digital isolator for industrial applications.
These alternatives are selected for similar channel count and isolation features, but always verify electrical specifications to ensure compatibility.
Features
1. Quad-Channel Isolation: The device offers four independent isolation channels, which can be configured as three forward and one reverse channel, or vice versa.
2. High Data Rate: It supports data rates up to 25 Mbps, making it suitable for high-speed communication applications.
3. Low Propagation Delay: The ADUM7441ARQZ has a low propagation delay of approximately 13 ns, ensuring minimal latency.
4. Low Power Consumption: It operates with low power requirements, reducing the overall energy demands of systems.
5. Wide Operating Temperature Range: The device functions effectively over a temperature range of -40°C to +125°C, making it suitable for various industrial applications.
6. Safety and Standards: It meets industry standards for safety, providing robust isolation for protecting sensitive electronic components from high voltages.
These features make the ADUM7441ARQZ ideal for applications requiring reliable digital isolation, such as in industrial automation, power supply isolation, and communication interfaces.
Pinout
The ADuM7441ARQZ functions to provide isolated communication for four channels, utilizing Analog Devices’ iCoupler technology which is based on magnetic coupling. Each channel can operate with data rates up to several Mbps, and it supports data transmission with high noise immunity and low propagation delay. The device is often used in applications requiring signal isolation to protect sensitive components and ensure reliable data transmission in noisy environments or different ground potential systems.
The isolator is powered on both the input and output side, allowing for independent operation and isolation up to 5 kV. It is commonly used in industrial automation, motor control, and power supply applications. For detailed pin configuration and specific electrical characteristics, refer to the manufacturer's datasheet.
Manufacturer
Application
1. Industrial Automation: Ensures safe communication between different system components by isolating high-voltage parts.
2. Power Supply Isolation: Provides galvanic isolation in power supplies to prevent ground loops and enhance safety.
3. Medical Equipment: Offers patient protection by isolating the control circuitry from high-voltage parts.
4. Communication Systems: Used in data interfaces to maintain signal integrity while isolating communication channels.
5. Motor Control: Safeguards control systems by isolating signals in motor drives.
6. Instrumentation: Ensures accurate data transmission in measurement systems by isolating signals from noise sources.