ZXCT1110QW5-7

Product Overview

Category

The ZXCT1110QW5-7 belongs to the category of integrated circuits (ICs) and specifically falls under the classification of current sense amplifiers.

Use

This product is primarily used for accurate measurement and monitoring of current in various electronic systems. It provides a precise and reliable means of sensing current levels in real-time.

Characteristics

• High accuracy: The ZXCT1110QW5-7 offers exceptional accuracy in current sensing, ensuring precise measurements.
• Low power consumption: This IC is designed to operate with minimal power consumption, making it suitable for battery-powered applications.
• Wide operating voltage range: It can function within a wide voltage range, allowing for versatile usage across different systems.
• Small package size: The ZXCT1110QW5-7 is available in a compact package, enabling space-efficient integration into electronic designs.
• Robust packaging: The product is packaged in a durable casing, providing protection against environmental factors and mechanical stress.

Package and Quantity

The ZXCT1110QW5-7 is typically supplied in a surface-mount SOT23-5 package. Each package contains one unit of the IC.

Specifications

• Supply Voltage Range: 2.5V to 40V
• Input Common Mode Voltage Range: -0.3V to Vcc+0.3V
• Output Voltage Swing: 0V to Vcc
• Quiescent Current: 60µA (typical)
• Gain Accuracy: ±1% (maximum)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The ZXCT1110QW5-7 features a standard SOT23-5 pin configuration:

```

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| | | 1 2 | | | | 3 4 | |___________|

1. Vcc (Supply Voltage)
2. IN- (Negative Current Sense Input)
3. OUT (Output)
4. IN+ (Positive Current Sense Input)
5. GND (Ground) ```

Functional Features

The ZXCT1110QW5-7 offers the following functional features:

• High gain accuracy: The IC provides precise amplification of current signals, ensuring accurate measurement and monitoring.
• Low offset voltage: It minimizes errors caused by input voltage offsets, enhancing measurement accuracy.
• Wide common mode voltage range: The device can handle a wide range of input voltages, allowing for versatile applications.
• Rail-to-rail output swing: The output voltage can reach close to the supply voltage, maximizing signal integrity.

Advantages and Disadvantages

Advantages

• High accuracy in current sensing
• Low power consumption
• Wide operating voltage range
• Compact package size
• Robust packaging for protection

Disadvantages

• Limited pin configuration options
• May require additional external components for specific applications

Working Principles

The ZXCT1110QW5-7 utilizes a differential amplifier configuration to measure current. It compares the voltage drop across a sense resistor connected in series with the load to generate an amplified output proportional to the current flowing through it. This amplified output can be further processed or monitored as required.

Application Field Plans

The ZXCT1110QW5-7 finds application in various fields where accurate current sensing is crucial. Some potential application areas include:

1. Power management systems
2. Battery charging and monitoring circuits
3. Motor control systems
4. Overcurrent protection circuits
5. Energy monitoring and metering devices

Alternative Models

For users seeking alternative options, the following current sense amplifiers can be considered:

1. ZXCT1107: Offers similar accuracy and features in a different package (SOT23-6).
2. INA219: Provides higher current measurement range with integrated voltage sensing.
3. MAX4080: Offers higher bandwidth and programmable gain options.

These alternative models cater to different requirements and can be evaluated based on specific application needs.

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