AMC1302DWVR

Product Overview

Category

The AMC1302DWVR belongs to the category of integrated circuit (IC) devices.

Use

This IC is primarily used for current sensing and monitoring applications in various electronic systems.

Characteristics

• High accuracy and precision in current measurement.
• Wide input voltage range.
• Low power consumption.
• Isolation capability for enhanced safety.
• Compact size for easy integration into different designs.

Package

The AMC1302DWVR comes in a small outline package (SOIC) with 16 pins.

Essence

The essence of the AMC1302DWVR lies in its ability to accurately measure current in electronic systems while providing electrical isolation between the measured current and the rest of the circuitry.

Packaging/Quantity

The AMC1302DWVR is typically packaged in reels, containing a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: ±250 mV
• Supply Voltage Range: 3 V to 5.5 V
• Operating Temperature Range: -40°C to +125°C
• Isolation Voltage: 4000 Vrms
• Common Mode Rejection Ratio: >100 dB
• Gain Error: ±0.5%
• Offset Error: ±1 mV
• Bandwidth: 80 kHz

Pin Configuration

The detailed pin configuration of the AMC1302DWVR is as follows:

1. VDDA: Analog Power Supply
2. VSSA: Analog Ground
3. VDD: Digital Power Supply
4. VSS: Digital Ground
5. INP: Positive Current Input
6. INN: Negative Current Input
7. VOUT: Output Voltage
8. NC: No Connection
9. NC: No Connection
10. NC: No Connection
11. NC: No Connection
12. NC: No Connection
13. NC: No Connection
14. NC: No Connection
15. NC: No Connection
16. NC: No Connection

Functional Features

• High accuracy current sensing.
• Galvanic isolation for enhanced safety.
• Low power consumption.
• Wide input voltage range.
• Excellent common mode rejection ratio.
• Compact size for easy integration.

Advantages and Disadvantages

Advantages

• Accurate current measurement.
• Electrical isolation for improved safety.
• Wide input voltage range allows for versatile applications.
• Low power consumption helps in energy-efficient designs.
• Compact size facilitates easy integration into various systems.

Disadvantages

• Limited bandwidth may not be suitable for high-frequency applications.
• Higher cost compared to non-isolated current sensing solutions.
• Requires additional circuitry for signal conditioning in some cases.

Working Principles

The AMC1302DWVR utilizes a precision current sense amplifier and an integrated sigma-delta modulator to accurately measure the input current. The modulated output is then transmitted across the isolation barrier, providing electrical isolation between the measured current and the rest of the circuitry.

Detailed Application Field Plans

The AMC1302DWVR finds applications in various fields, including:

1. Industrial automation: Current monitoring in motor control systems, power supplies, and robotics.
2. Renewable energy: Current sensing in solar inverters, wind turbines, and battery management systems.
3. Automotive: Current measurement in electric vehicle charging stations, battery monitoring, and traction control systems.
4. Power electronics: Current sensing in switch-mode power supplies, uninterruptible power supplies, and motor drives.
5. Medical equipment: Current monitoring in patient monitoring systems, electrocardiograms, and surgical devices.

Detailed and Complete Alternative Models

1. AMC1302DUBR: Similar specifications and features, but available in a different package (SOP).
2. AMC1302DUBRQ1: Automotive-grade version with enhanced reliability and extended temperature range.
3. AMC1302DWVT: Through-hole variant for applications requiring a different mounting method.

These alternative models provide similar functionality and can be considered based on specific design requirements.

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