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ADUM3151BRSZ

Name: ADUM3151BRSZ
Rating: 4.7 (12 reviews)

DGTL ISO 3.75KV 7CH SPI 20-SSOP

Производитель
Мфр. Часть #ADUM3151BRSZ
Пакет
Лист данных ADUM3151BRSZ DataSheet
В наличии17117

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Спецификации

Series	iCoupler®, SPIsolator™
Part Status	Active
Technology	Magnetic Coupling
Type	SPI
Isolated Power	No
Number of Channels	7
Inputs - Side 1/Side 2	5/2
Channel Type	Unidirectional
Voltage - Isolation	3750Vrms
Common Mode Transient Immunity (Min)	25kV/µs
Data Rate	34Mbps
Propagation Delay tpLH / tpHL (Max)	14ns, 14ns
Pulse Width Distortion (Max)	2ns
Rise / Fall Time (Typ)	2.5ns, 2.5ns
Voltage - Supply	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	ADUM3151

Обзор

Description

The ADUM3151BRSZ is an isolator from Analog Devices, designed for high-speed digital data communication across isolation barriers. It features a unique capacitive isolation technology that provides robust electrical isolation (up to 5 kV RMS) and supports data rates up to 1 Mbps. This makes it suitable for applications requiring reliable isolation, such as in power supplies, data converters, and industrial control systems.
Key features include a low propagation delay, low power consumption, and an integrated isolator that minimizes component count. The device operates in a wide temperature range and is packaged in a compact 8-lead SOIC form factor, making it suitable for space-constrained designs.
Overall, the ADUM3151BRSZ is ideal for enhancing system reliability and safety in environments where ground loops and electrical interference may pose challenges.

Features

The ADUM3151BRSZ is a digital isolator designed for high-speed communication in various applications. Key features include:
1. Data Rate: Supports data rates up to 1 Mbps, suitable for robust data transmission.
2. Isolation Voltage: Offers reinforced isolation up to 5 kV, ensuring safety and reliability.
3. Low Power Consumption: Consumes approximately 20 µA (typical) in low-power mode, making it energy efficient.
4. Multiple Channels: Available in dual-channel configurations, allowing for versatile use in signal isolation.
5. Wide Supply Voltage Range: Operates from 3.0 V to 5.5 V, compatible with various systems.
6. Temperature Range: Supports operation over a wide temperature range from -40°C to +125°C, suitable for industrial applications.
7. High Noise Immunity: Provides excellent noise immunity with low propagation delay, ensuring signal integrity.
These features make the ADUM3151BRSZ ideal for applications such as medical devices, industrial automation, and data communication systems requiring reliable isolation.

Package

The ADUM3151BRSZ is packaged in a 16-lead SOIC (Small Outline Integrated Circuit) form factor with a standard width of 3.9 mm. It is designed for surface mount applications, providing enhanced space efficiency for circuit designs.

Pinout

The ADUM3151BRSZ is a digital isolator with a pin count of 16. It is designed for applications requiring isolation between high-speed digital signals and power. The device provides isolation for data interfaces, particularly in systems like USB and I2C, allowing for safe and reliable communication across isolated domains.
The function of the ADUM3151BRSZ includes:
- Data Isolation: It supports high-speed digital data transfer across an isolation barrier.
- Bidirectional Communication: It can transmit signals in both directions, making it suitable for various digital communication protocols.
- Power Supply Isolation: It separates the power supplies of the primary and secondary sides, enhancing safety and system robustness.
The pin configuration includes power supply pins, data input/output pins, and ground pins, facilitating easy integration into electronic designs while ensuring robust performance in isolated environments.

Manufacturer

The ADUM3151BRSZ is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a multinational company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, ADI serves a wide range of industries, including automotive, communications, industrial, medical, and consumer electronics. The company is known for its high-performance components that are critical for applications requiring precise signal processing and data conversion.

Application

The ADUM3151BRSZ is an isolated communication device primarily used in industrial automation, power supply, and medical applications. It provides isolation for data transmission and is commonly employed in isolated USB interfaces, digital isolators for microcontrollers, and signal transmission in high-voltage environments. Its features support reliable communication in harsh conditions, making it suitable for various safety-critical applications.

Equivalent

The ADUM3151BRSZ chip, an isolated USB transceiver, has several equivalent products, including the Texas Instruments ISOUSB-2, the ON Semiconductor NCP1420, and the Analog Devices ADUM3160. These alternatives provide similar isolation and data transmission capabilities for USB applications. Always verify specifications to ensure compatibility for specific design needs.

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