PTV16B-E3/85A

Introduction

The PTV16B-E3/85A 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 power supply to connected circuits and components.

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, D2PAK
• Essence: Ensuring stable and reliable power supply
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

The PTV16B-E3/85A voltage regulator is designed to operate within a specified range of input and output voltages, with a maximum current rating. It offers precise regulation and protection features to safeguard connected circuits from voltage fluctuations and overloads.

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Maximum Output Current: 3A
• Dropout Voltage: 1.5V at 3A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The PTV16B-E3/85A voltage regulator typically features three main pins: input, output, and ground. The pin configuration may vary based on the package type, with standard pin assignments for easy integration into circuit designs.

• Pin 1 (Input): Connects to the input voltage source
• Pin 2 (Ground): Connected to the ground reference
• Pin 3 (Output): Provides the regulated output voltage

Functional Features

• High Precision: Offers accurate voltage regulation for sensitive electronic components
• Low Dropout Voltage: Minimizes power loss and heat dissipation
• Thermal Shutdown Protection: Safeguards against overheating and thermal damage

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Low dropout voltage for efficient power utilization
• Thermal protection for enhanced safety

Disadvantages

• Limited maximum output current compared to higher-rated models
• May require additional heat sinking for high-power applications

Working Principles

The PTV16B-E3/85A utilizes internal circuitry to compare the output voltage to a reference voltage and adjust the pass transistor to maintain a constant output voltage. It employs feedback mechanisms to ensure stability and accuracy in voltage regulation.

Detailed Application Field Plans

The PTV16B-E3/85A finds extensive use in various electronic systems, including: - Power supplies - Battery charging circuits - Automotive electronics - Industrial control systems - Audio amplifiers

Detailed and Complete Alternative Models

For applications requiring different specifications or performance characteristics, alternative models such as the PTV12C-E3/45B and PTV20D-E4/60C can be considered. These alternatives offer varying input/output voltage ranges, current ratings, and package options to suit specific application requirements.

In conclusion, the PTV16B-E3/85A voltage regulator serves as a crucial component in electronic systems, providing stable and reliable power regulation while offering essential protection features. Its versatility and precision make it an ideal choice for a wide range of applications across industries.

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