CR4120-75 Product Overview

Introduction

The CR4120-75 is a crucial component in the field of electronic devices, offering a wide range of applications and functionalities. This entry provides an in-depth overview of the CR4120-75, 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 CR4120-75 belongs to the category of integrated circuits (ICs), specifically within the realm of voltage regulators. It is designed to regulate and stabilize voltage levels within electronic circuits, ensuring consistent and reliable performance.

Basic Information Overview

• Use: The CR4120-75 is primarily used to maintain a steady output voltage in various electronic applications.
• Characteristics: It is known for its high precision, low dropout voltage, and excellent line and load regulation.
• Package: The CR4120-75 is commonly available in a compact TO-220 package, facilitating easy integration into circuit designs.
• Essence: Its essence lies in providing stable voltage output, thereby enhancing the overall performance of electronic systems.
• Packaging/Quantity: Typically, the CR4120-75 is supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

The CR4120-75 operates within a voltage input range of 7V to 25V, delivering a fixed output voltage of 5V with a maximum output current of 1.5A. It exhibits a low dropout voltage of 1V at full load, making it suitable for applications requiring efficient power management.

Detailed Pin Configuration

The CR4120-75 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: The CR4120-75 ensures precise and stable output voltage, even under varying load conditions.
• Overcurrent Protection: It incorporates built-in protection mechanisms to safeguard against excessive current flow, enhancing system reliability.
• Thermal Shutdown: The device includes thermal shutdown circuitry to prevent damage from overheating, further bolstering its robustness.

Advantages and Disadvantages

Advantages

• High precision and accuracy in voltage regulation.
• Low dropout voltage enhances efficiency.
• Built-in protection features improve system reliability.

Disadvantages

• Limited to fixed output voltage of 5V.
• Higher power dissipation compared to switching regulators.

Working Principles

The CR4120-75 employs a feedback control mechanism to compare the output voltage with a reference voltage, adjusting the internal circuitry to maintain the desired output level. This closed-loop system ensures consistent regulation, contributing to the stability of the connected electronic components.

Detailed Application Field Plans

The CR4120-75 finds extensive use in various electronic applications, including: - Power supply units for consumer electronics. - Automotive electronics for voltage stabilization. - Industrial control systems for reliable voltage regulation.

Detailed and Complete Alternative Models

For applications requiring different output voltages or current capacities, alternative models such as CR4120-50 and CR4120-100 are available. These variants cater to diverse voltage regulation needs, expanding the applicability of the CR4120 series in electronic designs.

In conclusion, the CR4120-75 serves as a vital component in voltage regulation, offering precise control and reliability across a spectrum of electronic applications.

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