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ADUM3481ARSZ
+BOMDGTL ISOLTR 3.75KV 4CH GP 20SSOP
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제조업체아날로그 디바이스(주)
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제조업체 부품 #ADUM3481ARSZ
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사양
| 속성 | 가치 |
| 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 | 3750Vrms |
| Common Mode Transient Immunity (Min) | 25kV/µs |
| Data Rate | 1Mbps |
| Propagation Delay tp LH / tp HL (Max) | 90ns, 90ns |
| Pulse Width Distortion (Max) | 6ns |
| Rise / Fall Time (Typ) | 2.5ns, 2.5ns |
| Voltage - Supply | 1.8V ~ 5.5V, 3V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 20-SSOP (0.209", 5.30mm Width) |
| Supplier Device Package | 20-SSOP |
| Base Product Number | ADUM3481 |
개요
Description
This isolator features dual channels, allowing for both forward and reverse data transfer, and operates with low power consumption, contributing to energy-efficient designs. It is available in a compact SSOP (Shrink Small Outline Package) package, which aids in saving board space and reducing overall system size.
The ADUM3481ARSZ is used in various applications like industrial automation, instrumentation, and data acquisition systems, where secure and reliable transmission of digital signals across different voltage domains is critical. Its high-speed capability and reliable isolation make it a preferred choice for many engineers dealing with sensitive digital communication.
Equivalent
1. Texas Instruments ISO7741: A quad-channel digital isolator with similar isolation voltage ratings.
2. Silicon Labs Si8641: Also a quad-channel isolator offering similar performance.
3. Broadcom's ACPL-M43T: Another option for quad-channel digital isolation with comparable specifications.
When considering alternatives, ensure they meet the specific voltage, data rate, and isolation requirements of your application.
Features
1. Isolation Channels: It offers four independent isolation channels, allowing for secure data transmission across its barriers.
2. Data Rates: Supports high-speed data rates up to 25 Mbps, suitable for many communication applications.
3. Isolation Voltage: Provides a high isolation voltage rating, typically around 2500 VRMS, ensuring effective protection against high voltages.
4. Low Power Consumption: Designed to be energy-efficient, the isolator minimizes power usage during operation.
5. Wide Temperature Range: Operates effectively across a broad temperature range, typically -40°C to +105°C, making it suitable for various industrial environments.
6. Input Supply Voltage: Operates with a supply voltage ranging from 3.0 V to 5.5 V, offering flexibility in interfacing with different systems.
7. Package Type: Comes in a compact SOIC package, making it easy to integrate into designs with limited space.
These features make the ADUM3481ARSZ well-suited for applications requiring reliable isolation, such as industrial automation, data acquisition systems, and communication interfaces.
Pinout
The ADuM3481 provides four independent isolation channels. It is designed to offer bidirectional communication with two forward and two reverse channels. This makes it suitable for applications requiring isolated communication paths, such as industrial automation, data acquisition systems, and power supply isolation.
Key features include:
- Isolation Voltage: It provides up to 2.5kVrms isolation.
- Data Rate: It supports data rates up to 25 Mbps.
- Low Power Consumption: It features low power operation across the isolation barrier.
- Application Flexibility: The device can be used in a variety of settings due to its bidirectional channel configuration.
The typical pin functions include power supply inputs, ground connections, and digital input/output pins for each of the isolated channels. Detailed pin configuration and functions can be referenced in the device datasheet provided by Analog Devices.
Manufacturer
Application
1. Industrial Automation: Enhances signal integrity across isolated networks.
2. Motor Control: Provides reliable isolation for feedback and control signals.
3. Power Conversion: Isolates control circuits in power supply and inverter systems.
4. Medical Equipment: Ensures patient and operator safety by isolating data pathways.
5. Telecommunications: Maintains signal quality in communication systems with different ground potentials.
6. Consumer Electronics: Isolates data lines in devices requiring safety isolation.
These applications benefit from the device's ability to provide high data rates, low power consumption, and compact form factor.