ADUM121N1BRZ

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ADUM121N1BRZ

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DGTL ISOLTR 3KV 2CH GP 8-SOIC

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規格

屬性 價值
Series iCoupler®
PartStatus Active
Technology Magnetic Coupling
Type General Purpose
IsolatedPower No
NumberofChannels 2
Inputs-Side1/Side2 1/1
ChannelType Unidirectional
Voltage-Isolation 3000Vrms
CommonModeTransientImmunity(Min) 75kV/µs
DataRate 150Mbps
PropagationDelaytpLH/tpHL(Max) 13ns, 13ns
PulseWidthDistortion(Max) 3ns
Rise/FallTime(Typ) 2.5ns, 2.5ns
Voltage-Supply 1.7V ~ 5.5V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154", 3.90mm Width)
SupplierDevicePackage 8-SOIC
BaseProductNumber ADUM121

概述

Description

The ADUM121N1BRZ is a dual-channel digital isolator manufactured by Analog Devices. It is part of the ADuM series, known for using iCoupler® technology to provide magnetic isolation between circuits while allowing signal transmission. This particular model offers a data rate of up to 25 Mbps and supports a wide range of applications, including industrial automation, motor control, and communication systems.
Key features include a low power consumption, low propagation delay, and high common-mode transient immunity. The device is designed to operate within a supply voltage range of 3.0V to 5.5V and is housed in a small, 8-lead SOIC package. This makes it suitable for space-constrained designs where reliable isolation is required.
The ADUM121N1BRZ is ideal for applications requiring robust isolation to protect sensitive components from high voltage surges, ensuring signal integrity in noisy environments. Its combination of performance and compact size makes it a versatile solution for engineers looking to implement electrical isolation in their designs.

Equivalent

The ADUM121N1BRZ is a digital isolator chip. Equivalent products include:
1. TI ISO7221: A dual-channel digital isolator.
2. Silicon Labs Si861x: Offers various isolation channels and speed options.
3. Broadcom ACPL-W61L: Dual-channel digital isolator with similar isolation ratings.
4. NVE IL721: Provides dual-channel isolation with similar data rates.
When selecting an equivalent, ensure that the specifications such as channel count, data rate, isolation voltage, and package type meet your requirements.

Features

The ADUM121N1BRZ is a digital isolator designed by Analog Devices. Key features include:
1. Isolation: Provides galvanic isolation with a high isolation voltage, suitable for protecting sensitive components from high voltages.
2. Channels: Offers two channels for data transmission, facilitating communication across the isolation barrier.
3. Data Rate: Supports data rates typically up to several Mbps, making it suitable for high-speed digital applications.
4. Signal Integrity: Ensures low propagation delay and low pulse-width distortion, maintaining signal integrity.
5. Power Consumption: Designed for low power operation, making it efficient for use in various applications.
6. Package: Available in compact SOIC packages, which are easy to incorporate into circuit designs.
7. Applications: Used in applications requiring safe electrical isolation, including industrial control, medical equipment, and power supply systems.
8. Reliability: Built to withstand harsh environments, ensuring long-term reliability.
Overall, the ADUM121N1BRZ is ideal for applications demanding high isolation with robust performance.

Pinout

The ADuM121N1BRZ is a digital isolator manufactured by Analog Devices. It features a small package with a total of 8 pins. The device is designed to provide electrical isolation between two circuits while allowing data transfer. It typically serves purposes in applications requiring noise immunity, safety isolation, and protection against high voltages.
Key functions and pin assignments for the ADuM121N1BRZ include:
1. VDD1 (Pin 1): Supply voltage for the primary side.
2. GND1 (Pin 2): Ground reference for the primary side.
3. VIA (Pin 3): Data input for the primary side.
4. VIB (Pin 4): Secondary data input, making it a dual-channel device.
5. VOB (Pin 5): Output corresponding to the secondary side input (VIB).
6. VOA (Pin 6): Output corresponding to the primary side input (VIA).
7. GND2 (Pin 7): Ground reference for the secondary side.
8. VDD2 (Pin 8): Supply voltage for the secondary side.
The ADuM121N1BRZ is typically used in applications such as power supply regulation, data communications, and industrial systems.

Manufacturer

The ADUM121N1BRZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in designing and manufacturing analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Their products are used in a variety of applications, including industrial, automotive, consumer electronics, communications, and healthcare. Analog Devices is known for its high-performance solutions and innovations in signal processing technology.

Application

The ADUM121N1BRZ is a dual-channel digital isolator used primarily in applications requiring electrical isolation between different parts of a system. Key application areas include:
1. Industrial Automation: Provides isolation in control systems to protect against voltage spikes.
2. Power Supply Systems: Used in feedback loops for isolated power supplies.
3. Data Communication: Ensures signal integrity and safety in communication between isolated sections.
4. Medical Devices: Offers patient safety by isolating different circuit parts.
5. Motor Control: Protects control circuits from high voltages in motor drives.
Its compact size and robust isolation capabilities make it versatile across these fields.

Package

The ADUM121N1BRZ is housed in a small 8-lead SOIC (Small Outline Integrated Circuit) package. This type of packaging is commonly used for surface-mount technology (SMT) applications, offering a compact footprint suitable for space-constrained designs.

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