BD788 Product Overview

Introduction

BD788 is a versatile integrated circuit that belongs to the category of voltage regulators. It is widely used in various electronic devices and systems to provide stable and regulated power supply. This entry provides a comprehensive overview of BD788, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Voltage Regulator
• Use: Providing stable and regulated power supply
• Characteristics: High efficiency, low dropout voltage, thermal shutdown protection
• Package: TO-220, TO-263, D2PAK
• Essence: Integrated circuit voltage regulator
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.25V to 20V
• Output Current: Up to 3A
• Dropout Voltage: Typically 0.5V at full load
• Operating Temperature Range: -40°C to 125°C
• Line Regulation: 0.2% typical
• Load Regulation: 0.4% typical

Detailed Pin Configuration

The BD788 integrated circuit typically consists of three main pins: 1. Input (VIN): Connects to the input voltage source. 2. Ground (GND): Connected to the ground reference. 3. Output (VOUT): Provides the regulated output voltage.

Functional Features

• High Efficiency: BD788 offers high efficiency, minimizing power dissipation and maximizing battery life in portable applications.
• Low Dropout Voltage: The low dropout voltage ensures stable operation even when the input voltage is close to the output voltage.
• Thermal Shutdown Protection: Built-in thermal shutdown protection prevents the IC from overheating, enhancing its reliability.

Advantages and Disadvantages

Advantages

• Reliable and stable voltage regulation
• Wide input voltage range
• Thermal shutdown protection for enhanced safety
• Compact and versatile package options

Disadvantages

• Higher cost compared to traditional linear regulators
• Sensitive to external noise and fluctuations in input voltage

Working Principles

BD788 operates based on the principle of feedback control, where it compares the actual output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage despite variations in input voltage and load conditions. This ensures a stable and regulated output voltage for connected electronic components.

Detailed Application Field Plans

BD788 finds extensive application in various electronic systems, including: - Battery-powered devices - Automotive electronics - Industrial control systems - Telecommunication equipment - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models to BD788 are available in the market, offering similar functionality and performance. Some notable alternatives include: - LM7805: A classic linear voltage regulator with a fixed 5V output. - LM317: Adjustable linear voltage regulator suitable for a wide range of applications. - LT1086: Low dropout positive adjustable voltage regulator with higher current capability.

In conclusion, BD788 is a reliable and efficient voltage regulator with a wide range of applications across different industries. Its stable performance, thermal protection, and compact design make it a popular choice for various electronic systems.

Word Count: 536