BZT585B43T-7 Product Encyclopedia Entry

Introduction

The BZT585B43T-7 is a crucial component in the field of electronic devices, providing essential functionality for various applications. This entry will provide an in-depth overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and detailed and complete alternative models.

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Regulation
• Characteristics: High precision, low power consumption
• Package: SOT-223
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage: 3.3V
• Output Current: 1A
• Dropout Voltage: 0.6V at 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

• Pin 1 (GND): Ground connection
• Pin 2 (VOUT): Output voltage
• Pin 3 (VIN): Input voltage

Functional Features

• Voltage Regulation: Provides stable 3.3V output from varying input voltages
• Overcurrent Protection: Safeguards against excessive current draw
• Thermal Shutdown: Prevents overheating under high load conditions

Advantages and Disadvantages

Advantages

• High precision output voltage
• Low dropout voltage
• Wide input voltage range

Disadvantages

• Limited output current capacity
• Sensitive to external thermal conditions

Working Principles

The BZT585B43T-7 utilizes a feedback control mechanism to maintain a constant output voltage despite fluctuations in the input voltage. It employs internal circuitry to regulate the voltage and protect against overcurrent and thermal issues.

Detailed Application Field Plans

This voltage regulator is widely used in portable electronic devices, battery-powered systems, and embedded applications where a stable voltage supply is critical for proper operation. It is commonly employed in microcontroller-based projects, sensor modules, and IoT devices.

Detailed and Complete Alternative Models

• BZX585B43T-7: Similar specifications with a different package (SOT-89)
• BZT585C33T-7: Higher output voltage variant (3.3V)

In conclusion, the BZT585B43T-7 plays a vital role in ensuring stable voltage supply in diverse electronic applications, despite its limitations in current capacity and sensitivity to thermal conditions. Its precise regulation and wide input voltage range make it a valuable component in various electronic designs.

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