Vishay Semiconductor Diodes Division
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PTV4.7B-E3/85A
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PTV4.7B-E3/85A

Introduction

The PTV4.7B-E3/85A is a crucial component in the field of electronics and electrical engineering, specifically within the category of voltage regulators. This device plays a significant role in regulating voltage levels to ensure stable and reliable operation of various electronic systems.

Basic Information Overview

  • Category: Voltage Regulator
  • Use: Stabilizing voltage levels in electronic circuits
  • Characteristics: High precision, low dropout voltage, thermal shutdown protection
  • Package: TO-220AB
  • Essence: Ensuring consistent and regulated voltage supply
  • Packaging/Quantity: Typically packaged individually or in reels of 250 units

Specifications

  • Input Voltage Range: 4.75V to 18V
  • Output Voltage: 4.7V
  • Output Current: 3A
  • Dropout Voltage: 1.3V at 3A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The PTV4.7B-E3/85A features a standard TO-220AB pin configuration with three pins: input (Vin), output (Vout), and ground (GND).

Functional Features

  • High Precision: Provides accurate and stable output voltage regulation
  • Low Dropout Voltage: Minimizes power loss and heat dissipation
  • Thermal Shutdown Protection: Safeguards the device from overheating

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Low dropout voltage
  • Thermal protection for enhanced safety

Disadvantages

  • Higher cost compared to basic linear regulators
  • Requires careful consideration of heat dissipation in high-power applications

Working Principles

The PTV4.7B-E3/85A operates on the principle of feedback control, where it compares the actual output voltage to a reference voltage and adjusts the output to maintain a constant voltage level.

Detailed Application Field Plans

This voltage regulator is widely used in various electronic devices and systems, including: - Power supplies - Battery charging circuits - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • LM2940CT-5.0/NOPB
  • L78S05CV
  • LM1086IS-3.3/NOPB
  • LM317T

In conclusion, the PTV4.7B-E3/85A serves as a critical component in electronic systems, providing precise voltage regulation and ensuring the stable operation of diverse electronic devices and equipment.

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10 pirs û bersivên hevpar ên têkildarî sepana PTV4.7B-E3/85A di çareseriyên teknîkî de navnîş bikin

Sure, here are 10 common questions and answers related to the application of PTV4.7B-E3/85A in technical solutions:

  1. What is PTV4.7B-E3/85A?

    • PTV4.7B-E3/85A is a specific model of a pressure and temperature transmitter used in industrial applications.

  2. What is the operating range of PTV4.7B-E3/85A?

    • The operating range of PTV4.7B-E3/85A is typically from -40°C to 85°C and from 0 to 100 bar.

  3. What type of signals does PTV4.7B-E3/85A support?

    • PTV4.7B-E3/85A supports analog signals such as 4-20mA or 0-10V, as well as digital communication protocols like Modbus or HART.

  4. How can PTV4.7B-E3/85A be integrated into a control system?

    • PTV4.7B-E3/85A can be integrated into a control system using standard analog input modules or by connecting it to a compatible digital communication gateway.

  5. What are the typical applications for PTV4.7B-E3/85A?

    • PTV4.7B-E3/85A is commonly used in applications such as industrial process control, HVAC systems, hydraulic systems, and environmental monitoring.

  6. Is PTV4.7B-E3/85A suitable for use in hazardous environments?

    • Yes, PTV4.7B-E3/85A is available with intrinsically safe or explosion-proof certifications, making it suitable for use in hazardous environments.

  7. What kind of calibration is required for PTV4.7B-E3/85A?

    • PTV4.7B-E3/85A typically requires periodic calibration to ensure accurate and reliable measurements.

  8. Can PTV4.7B-E3/85A be used for measuring both pressure and temperature simultaneously?

    • Yes, PTV4.7B-E3/85A is designed to measure both pressure and temperature in a single device.

  9. What are the maintenance requirements for PTV4.7B-E3/85A?

    • Regular maintenance may include checking for sensor drift, verifying electrical connections, and ensuring proper sealing of the device.

  10. Where can I find technical specifications and documentation for PTV4.7B-E3/85A?

    • Technical specifications and documentation for PTV4.7B-E3/85A can be found on the manufacturer's website or by contacting their technical support team.