CM1293A-02SR

Product Overview

Category

The CM1293A-02SR belongs to the category of integrated circuits (ICs) and specifically falls under the subcategory of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits, ensuring a stable and consistent power supply to connected components.

Characteristics

• Stability: The CM1293A-02SR offers high stability in voltage regulation, making it suitable for sensitive electronic devices.
• Efficiency: It operates with high efficiency, minimizing power loss during voltage conversion.
• Compactness: The package is designed to be compact, allowing for easy integration into various electronic systems.
• Temperature Range: It can operate within a wide temperature range, making it suitable for diverse environmental conditions.

Package

The CM1293A-02SR is typically available in a small outline integrated circuit (SOIC) package, which provides ease of handling and installation.

Essence

The essence of this product lies in its ability to provide reliable and precise voltage regulation, contributing to the overall performance and longevity of electronic devices.

Packaging/Quantity

It is commonly packaged in reels containing a specific quantity, typically ranging from 100 to 1000 units per reel, depending on the supplier and customer requirements.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage: Adjustable, typically ranging from 1.2V to 20V
• Output Current: Up to 2A
• Operating Temperature Range: -40°C to 125°C
• Quiescent Current: Typically 100µA

Detailed Pin Configuration

The CM1293A-02SR features a standard pin configuration with input, output, and control pins, as well as additional pins for ground and thermal management. A detailed pinout diagram is provided in the product datasheet.

Functional Features

• Voltage Regulation: Provides precise and stable output voltage regardless of variations in input voltage or load conditions.
• Overcurrent Protection: Incorporates overcurrent protection to safeguard connected components from excessive current flow.
• Thermal Shutdown: Includes thermal shutdown functionality to prevent overheating and potential damage to the regulator.

Advantages and Disadvantages

Advantages

• High stability and efficiency
• Wide input voltage range
• Overcurrent protection
• Thermal shutdown feature

Disadvantages

• Limited maximum output current compared to some alternative models
• May require additional external components for specific applications

Working Principles

The CM1293A-02SR utilizes feedback control to maintain the desired output voltage by adjusting the duty cycle of an internal switching regulator. This ensures that the output voltage remains constant even when the input voltage or load conditions fluctuate.

Detailed Application Field Plans

The CM1293A-02SR is well-suited for various applications, including: - Portable electronic devices - Automotive electronics - Industrial automation systems - Power management modules

Detailed and Complete Alternative Models

Several alternative models with similar functionalities and varying specifications are available in the market, including the LM317, LM7805, and LT1083. Each alternative model offers distinct advantages and may be more suitable for specific application requirements.

In conclusion, the CM1293A-02SR serves as a reliable and efficient voltage regulator, catering to diverse electronic applications with its stable performance and compact design.

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