CEM-1205C Product Overview

Introduction

The CEM-1205C is a versatile electronic component that belongs to the category of voltage regulators. This device is commonly used in various electronic circuits to stabilize and regulate the voltage supply, ensuring consistent and reliable performance of connected components.

Basic Information Overview

• Category: Voltage Regulator
• Use: Stabilizing and regulating voltage supply in electronic circuits
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-220, TO-263, D2PAK
• Essence: Ensures stable voltage output for connected components
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.25V to 20V
• Output Current: Up to 5A
• Dropout Voltage: 0.5V at 5A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The CEM-1205C typically features a standard pin configuration with input, output, and ground pins, along with additional pins for thermal management and control.

Functional Features

• Voltage Regulation: Maintains a stable output voltage despite fluctuations in the input supply
• Thermal Shutdown Protection: Safeguards the device from overheating by shutting down when temperature exceeds safe limits
• Low Dropout Voltage: Minimizes power loss and improves efficiency

Advantages and Disadvantages

Advantages

• High precision voltage regulation
• Wide input voltage range
• Thermal protection for enhanced reliability

Disadvantages

• Higher cost compared to basic linear regulators
• Requires adequate heat sinking for high current applications

Working Principles

The CEM-1205C utilizes a combination of internal circuitry and feedback mechanisms to compare the output voltage with a reference voltage and adjust the output accordingly. This ensures a constant and precise output voltage despite variations in the input supply.

Detailed Application Field Plans

The CEM-1205C finds extensive use in various applications including: - Power supplies for microcontrollers and digital circuits - Battery charging circuits - LED lighting systems - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

• LM7805: A classic linear voltage regulator with similar functionality
• LT1083: High current adjustable voltage regulator suitable for demanding applications
• LM317: Adjustable positive voltage regulator with wide voltage range

In conclusion, the CEM-1205C stands as a reliable and efficient voltage regulator offering precise voltage regulation and thermal protection, making it an ideal choice for a wide range of electronic applications.

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