CR4120S-25 Product Overview

Introduction

The CR4120S-25 is a crucial component in the field of electronic devices, offering a wide range of applications and features. This entry provides an in-depth overview of the CR4120S-25, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category

The CR4120S-25 belongs to the category of semiconductor devices, specifically as a voltage regulator. It is designed to regulate and stabilize the output voltage of power supplies, ensuring consistent and reliable performance in various electronic systems.

Basic Information Overview

• Use: The CR4120S-25 is utilized to maintain a stable output voltage in electronic circuits, preventing fluctuations that could potentially damage sensitive components.
• Characteristics: It exhibits high precision, low dropout voltage, and excellent line and load regulation, making it suitable for demanding applications.
• Package: The CR4120S-25 is available in a compact and durable TO-220 package, facilitating easy integration into circuit designs.
• Essence: Its essence lies in providing a dependable voltage regulation solution for diverse electronic devices.
• Packaging/Quantity: Typically, the CR4120S-25 is supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.25V to 20V
• Output Current: 1A
• Dropout Voltage: 0.5V at 1A
• Operating Temperature Range: -40°C to 125°C
• Line Regulation: 0.2% typical
• Load Regulation: 0.4% typical

Detailed Pin Configuration

The CR4120S-25 features a standard three-pin configuration: 1. Input (VIN): Connects to the input voltage source. 2. Ground (GND): Serves as the reference ground for the device. 3. Output (VOUT): Provides the regulated output voltage to the connected circuitry.

Functional Features

• Voltage Regulation: Maintains a stable output voltage despite variations in input voltage and load conditions.
• Overcurrent Protection: Safeguards the device and connected components from excessive current flow.
• Thermal Shutdown: Prevents overheating by disabling the regulator when operating temperatures exceed safe limits.

Advantages and Disadvantages

Advantages

• High precision and accuracy in voltage regulation
• Low dropout voltage enhances efficiency
• Wide input voltage range for versatile applications

Disadvantages

• Limited output current compared to higher-rated regulators
• Thermal considerations may be required for high-power applications

Working Principles

The CR4120S-25 operates based on the principle of feedback control, where it continuously compares the output voltage to a reference level and adjusts its internal circuitry to maintain the desired output voltage.

Detailed Application Field Plans

The CR4120S-25 finds extensive use in various electronic systems, including: - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring different specifications or form factors, alternative models to the CR4120S-25 include: - CR4120S-50: Higher output current variant - CR4120S-10: Lower dropout voltage variant - CR4120S-ADJ: Adjustable output voltage variant

In conclusion, the CR4120S-25 serves as a vital component in electronic systems, offering precise voltage regulation and reliability. Its diverse applications and availability of alternative models make it a versatile choice for engineers and designers seeking efficient power management solutions.

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