LX1663ACN

Product Overview

Category

LX1663ACN belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• LX1663ACN is a high-performance voltage regulator with low dropout voltage.
• It offers excellent line and load regulation, making it suitable for various applications.
• The IC operates within a wide input voltage range, providing flexibility in different scenarios.
• It has built-in protection features such as thermal shutdown and current limiting.

Package

LX1663ACN is available in a compact and industry-standard 8-pin dual in-line package (DIP).

Essence

The essence of LX1663ACN lies in its ability to regulate voltage efficiently and reliably, ensuring stable power supply to electronic devices.

Packaging/Quantity

The IC is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of LX1663ACN units. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 2.5V - 16V
• Output Voltage Range: 1.2V - 12V
• Dropout Voltage: 0.3V (typical)
• Maximum Output Current: 1.5A
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

LX1663ACN follows the standard pin configuration for an 8-pin DIP package:

```

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| | --| Vout Vin|-- --| GND EN |-- --| NC FB |-- |___________| ```

Pin Description: - Vout: Output voltage pin - Vin: Input voltage pin - GND: Ground pin - EN: Enable pin (active high) - NC: No connection pin - FB: Feedback pin

Functional Features

1. Low Dropout Voltage: The LX1663ACN exhibits a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
2. Excellent Regulation: This IC provides excellent line and load regulation, maintaining a stable output voltage despite variations in input voltage or load conditions.
3. Wide Input Voltage Range: With an input voltage range of 2.5V to 16V, the LX1663ACN can accommodate various power sources, making it versatile for different applications.
4. Built-in Protection: The IC incorporates thermal shutdown and current limiting features, protecting both the device and the connected circuitry from potential damage.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient power conversion.
• Excellent regulation guarantees a stable output voltage.
• Wide input voltage range allows for versatility in different scenarios.
• Built-in protection features enhance reliability and prevent damage.

Disadvantages

• Limited maximum output current of 1.5A may not be suitable for high-power applications.
• The 8-pin DIP package might not be ideal for space-constrained designs.

Working Principles

LX1663ACN operates as a linear voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with a reference voltage. Any difference between the two voltages is amplified and used to adjust the pass transistor, which controls the output voltage. By continuously monitoring and adjusting, the IC maintains a stable output voltage regardless of input voltage or load changes.

Detailed Application Field Plans

The LX1663ACN finds application in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

1. LM1117: A popular alternative with similar specifications and pin configuration.
2. LT1084: Offers higher maximum output current and lower dropout voltage.
3. TPS7A47: Provides enhanced features such as adjustable output voltage and higher accuracy.

These alternative models can be considered based on specific requirements and design constraints.

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