AMC1304M25QDWRQ1

Product Overview

• Category: Integrated Circuit
• Use: Isolation Amplifier
• Characteristics: High accuracy, high linearity, galvanic isolation, small package size
• Package: 16-SOIC (Small Outline Integrated Circuit)
• Essence: Provides accurate and isolated measurement of voltage and current signals
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2.7V to 5.5V
• Isolation Voltage: 7000Vrms
• Input Offset Voltage: ±50µV
• Gain Error: ±0.1%
• Bandwidth: 80kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The AMC1304M25QDWRQ1 has a total of 16 pins arranged as follows:

1. VDDA: Positive power supply for analog circuitry
2. VSSA: Ground for analog circuitry
3. INP: Positive input terminal for voltage or current signal
4. INN: Negative input terminal for voltage or current signal
5. VOS: Input offset voltage nulling pin
6. VDD: Positive power supply for digital circuitry
7. VSS: Ground for digital circuitry
8. NC: No connection
9. DO: Digital output
10. CLK: Clock input for digital circuitry
11. CS: Chip select input
12. SDO: Serial data output
13. SDI: Serial data input
14. SCLK: Serial clock input
15. GND: Ground
16. VDDIO: Positive power supply for digital I/O

Functional Features

• Accurate and isolated voltage and current measurement
• High linearity over a wide temperature range
• Galvanic isolation protects sensitive circuitry from high voltages
• Low power consumption
• Fast response time

Advantages and Disadvantages

Advantages

• High accuracy and linearity ensure precise measurements
• Galvanic isolation eliminates the risk of ground loops and improves safety
• Small package size allows for space-saving designs
• Wide operating temperature range enables use in harsh environments

Disadvantages

• Limited bandwidth may not be suitable for high-frequency applications
• Requires an external power supply for operation

Working Principles

The AMC1304M25QDWRQ1 is based on the principle of electromagnetic induction. It utilizes a precision analog front-end to measure the input voltage or current signal. The signal is then converted into a digital format using an internal ADC (Analog-to-Digital Converter). The digital output is transmitted through the serial interface, providing accurate and isolated measurements.

Detailed Application Field Plans

The AMC1304M25QDWRQ1 finds applications in various fields, including:

1. Industrial automation: Accurate measurement of voltage and current signals in motor control systems, power monitoring, and energy management.
2. Renewable energy: Monitoring and control of solar inverters, wind turbines, and battery management systems.
3. Medical equipment: Isolation amplification of vital signs such as ECG, EEG, and blood pressure measurements.
4. Automotive: Current sensing in electric vehicles, battery management, and motor control systems.

Detailed and Complete Alternative Models

1. AMC1304M25: Similar specifications and features, but without the automotive qualification.
2. AMC1304M25QDWR: Same specifications and features, but with a different package (SOIC-16W).
3. AMC1304M25QDWRQ: Similar specifications and features, but without the automotive qualification and with a different package (SOIC-16W).

(Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list.)

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