AMC1311BDWV

Name: AMC1311BDWV
Brand: Texas Instruments
Rating: 4.5 (10 reviews)
Author: Lisleapex

Isolated voltage sensor with 2V input and strong common-mode noise rejection

4,783 Effective Inventory

AMC1311BDWV

Effective Inventory4,783

Isolated voltage sensor with 2V input and strong common-mode noise rejection

Manufacturer Part # : AMC1311BDWV
Package/Case: SOIC (DWV)-8
Brand: Texas Instruments
Product Categories : Special Purpose Amplifiers
Series : AMC1311

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AMC1311BDWV DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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AMC1311BDWV Details

The AMC1311BDWV is a 2V input, reinforced isolated amplifier with high CMTI for voltage sensing from Texas Instruments, designed for reliable and accurate measurement in industrial automation applications. This device features high common-mode transient immunity (CMTI) and low power consumption, making it suitable for battery-powered devices.

Pinout

V+: Positive Power Supply
V-: Negative Power Supply
GND: Ground
IN+: Non-inverting Input
IN-: Inverting Input
OUT+: Non-inverting Output
OUT-: Inverting Output

Key Features

2V input range for accurate measurement in industrial automation applications
High common-mode transient immunity (CMTI) for reliable operation in noisy environments
Low power consumption for battery-powered devices
Reinforced isolated amplifier design for safe and reliable operation

Applications

Industrial automation applications requiring accurate measurement and high CMTI
Battery-powered devices that require low power consumption and high accuracy
Safety-critical systems where reinforced isolation is required

Where to Use

The AMC1311BDWV is suitable for use in industrial automation applications, such as motor control, power monitoring, and process control. It can also be used in battery-powered devices, such as smart meters and industrial sensors.

How to Use

To use the AMC1311BDWV, connect the V+ and V- pins to a suitable power supply, and the IN+, IN-, OUT+, and OUT- pins to your measurement circuit. Ensure proper grounding and shielding to minimize noise and interference.

Application Circuit

The application circuit diagram for the AMC1311BDWV illustrates how to connect the amplifier to a measurement circuit, including connections for power supply, ground, and input/output signals. Refer to the datasheet for detailed circuit diagrams and usage guidelines.

Equivalents

OPA847: A similar operational amplifier from Texas Instruments with comparable features and performance
LTC6244-5#PBF: An alternative isolated amplifier from Linear Technology with equivalent functionality

Complementary

The AMC1311BDWV can be complemented by the AMC1312BDWV, which offers additional features such as higher gain and improved noise rejection. When selecting complementary amplifiers, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.

Frequently Asked Questions

Q: What is the input range of the AMC1311BDWV?

A: The AMC1311BDWV has a 2V input range, making it suitable for use in industrial automation applications.

Q: How does the AMC1311BDWV provide isolation?

A: The AMC1311BDWV provides reinforced isolation through its amplifier design and packaging, ensuring safe and reliable operation in safety-critical systems.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Device type	Voltage sensing	Peak-to-peak input voltage range (V)	2
Isolation rating	Reinforced	Withstand isolation voltage (VISO) (Vrms)	5000
Working isolation voltage (VIOWM) (Vrms)	1500	Transient isolation voltage (VIOTM) (VPK)	7000
CMTI (min) (kV/µs)	15, 75	Creepage (min) (mm)	8.5
Clearance (min) (mm)	8.5	Input offset (±) (max) (V)	0.0015, 0.0099
Input offset drift (±) (typ) (V/°C)	0.000003, 0.00002	Rating	Catalog
Operating temperature range (°C)	-40 to 125, -55 to 125

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification AMC1311BDWV PDF Download

FAQs

What is AMC1311BDWV?

The AMC1311BDWV is a digital isolator with integrated isolated amplifier designed by Texas Instruments. It provides isolated data transmission and isolation for analog signals in applications such as industrial automation, motor control, and power systems.

How Does AMC1311BDWV Work?

The AMC1311BDWV operates by isolating and amplifying analog signals through integrated amplifier circuits. It utilizes digital isolation technology to transmit data across the isolation barrier, ensuring galvanic isolation between the input and output sides. The device allows for accurate signal transmission while maintaining isolation from high voltages and noise.

How Many Pins does AMC1311BDWV have and What are the Functions of the Pinout Configuration?

The AMC1311BDWV is housed in a 16-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

VDD1, VDD2: Power supply pins for respective sides of the isolation barrier.
VSS1, VSS2: Ground pins for respective sides of the isolation barrier.
IN+: Non-inverting input for the isolated amplifier.
IN-: Inverting input for the isolated amplifier.
OUT: Amplified output signal.
EN: Enable pin for the device.

What are the Pros and Cons of AMC1311BDWV?

Pros:

Isolation: Provides galvanic isolation for safety and noise immunity.
Integrated Amplifier: Includes an isolated amplifier for signal conditioning.
High Accuracy: Delivers accurate signal transmission across the isolation barrier.
Wide Power Supply Range: Supports operation from a wide range of power supplies.
Compact Package: Housed in a space-efficient 16-pin SOIC package.

Cons:

Cost: Integrated isolator-amplifier solutions may have a higher cost compared to standalone components.
Complexity: Requires understanding of isolation techniques and amplifier circuits for proper implementation.
Temperature Consideration: Performance may vary with temperature, requiring thermal management in some applications.

Are There Any Equivalents/Alternatives to AMC1311BDWV for Recommendation?

The AMC1311 from Texas Instruments is a similar digital isolator with integrated amplifier functionality.
Alternatives to the AMC1311BDWV include the Si8920 from Silicon Labs and the ISO224 from Texas Instruments.

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