SCE120SA3DT7B Product Overview

Introduction

The SCE120SA3DT7B is a versatile electronic component that belongs to the category of voltage regulators. This device is commonly used in various electronic applications to regulate and stabilize voltage levels, ensuring consistent and reliable performance of connected circuits.

Basic Information Overview

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

Specifications

The SCE120SA3DT7B voltage regulator features the following specifications: - Input Voltage Range: 4.5V to 20V - Output Voltage Range: 1.25V to 18V - Maximum Output Current: 1.5A - Dropout Voltage: 0.5V at 1A - Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SCE120SA3DT7B voltage regulator has a standard pin configuration with input, output, and ground pins. The pinout is as follows: - Pin 1: Input (VIN) - Pin 2: Ground (GND) - Pin 3: Output (VOUT)

Functional Features

• Voltage Regulation: Maintains a stable output voltage despite fluctuations in the input voltage.
• Thermal Shutdown Protection: Automatically shuts down the regulator in case of excessive temperature, preventing damage to the device.
• Low Dropout Voltage: Minimizes power loss and heat dissipation, enhancing efficiency.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Thermal protection for enhanced reliability
• Low dropout voltage for improved efficiency

Disadvantages

• Limited maximum output current compared to higher-capacity regulators
• Sensitive to improper handling and static discharge

Working Principles

The SCE120SA3DT7B operates based on the principle of feedback control, where it compares the actual output voltage to a reference voltage and adjusts the internal circuitry to maintain the desired output level. It utilizes semiconductor components and integrated circuits to achieve precise regulation.

Detailed Application Field Plans

The SCE120SA3DT7B finds extensive use in various electronic applications, including: - Power supplies for consumer electronics - Battery charging circuits - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

For applications requiring different specifications or form factors, alternative models to the SCE120SA3DT7B include: - LM317: A popular adjustable voltage regulator with similar characteristics - LM7805: Fixed 5V voltage regulator suitable for many applications - L78xx Series: Family of fixed positive voltage regulators with varying output voltages

In conclusion, the SCE120SA3DT7B voltage regulator offers precise voltage regulation and thermal protection, making it an essential component in various electronic systems.

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