MC34167TVG

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Overcurrent protection - Thermal shutdown protection

Package: TO-220

Essence: MC34167TVG is a voltage regulator IC that provides stable output voltage by regulating the input voltage.

Packaging/Quantity: The MC34167TVG is typically sold in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

Input Voltage Range: 8V to 40V
Output Voltage Range: 5V to 15V
Output Current: Up to 5A
Dropout Voltage: 1.2V (typical)
Quiescent Current: 10mA (typical)
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MC34167TVG has the following pin configuration:

VOUT: Output Voltage
GND: Ground
VIN: Input Voltage
ADJ: Adjustable Pin for Output Voltage Regulation
FB: Feedback Pin for Output Voltage Regulation
EN: Enable Pin for On/Off Control

Functional Features

High Efficiency: The MC34167TVG offers high efficiency, minimizing power loss during voltage regulation.
Low Dropout Voltage: It has a low dropout voltage, ensuring stable output even when the input voltage is close to the desired output voltage.
Wide Input Voltage Range: The IC can handle a wide range of input voltages, making it suitable for various applications.
Overcurrent Protection: It incorporates overcurrent protection to safeguard against excessive current flow.
Thermal Shutdown Protection: The IC includes thermal shutdown protection to prevent overheating and potential damage.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Wide input voltage range allows for versatile applications. - Overcurrent and thermal shutdown protection enhance reliability and safety.

Disadvantages: - Dropout voltage may limit the use in low voltage applications. - The TO-220 package might require additional heat dissipation measures in high-power applications.

Working Principles

The MC34167TVG operates as a linear voltage regulator. It regulates the output voltage by comparing it with a reference voltage and adjusting the current flow accordingly. The adjustable pin (ADJ) allows users to set the desired output voltage within the specified range. The feedback pin (FB) continuously monitors the output voltage and provides feedback to the IC for regulation.

Detailed Application Field Plans

The MC34167TVG is commonly used in various applications, including but not limited to: - Power supplies for industrial equipment - Automotive electronics - Battery charging systems - LED lighting - Audio amplifiers

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to MC34167TVG are: - LM317T - LT1083CP - LM7805 - LM1117-5.0

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements and availability.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MC34167TVG v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MC34167TVG in technical solutions:

Q: What is MC34167TVG? A: MC34167TVG is a voltage mode PWM controller IC used for regulating DC-DC converters.
Q: What is the input voltage range supported by MC34167TVG? A: The input voltage range supported by MC34167TVG is typically between 8V and 40V.
Q: What is the output voltage range that can be achieved using MC34167TVG? A: The output voltage range achievable with MC34167TVG depends on the external components used, but it is commonly used for generating regulated voltages in the range of 1.25V to 37V.
Q: Can MC34167TVG handle high current loads? A: Yes, MC34167TVG can handle high current loads up to several amps when appropriately designed with external power components.
Q: What is the maximum switching frequency supported by MC34167TVG? A: The maximum switching frequency supported by MC34167TVG is typically around 500 kHz.
Q: Does MC34167TVG have built-in protection features? A: Yes, MC34167TVG has built-in protection features such as overvoltage protection, undervoltage lockout, thermal shutdown, and cycle-by-cycle current limiting.
Q: Can MC34167TVG be used in both step-up (boost) and step-down (buck) converter configurations? A: Yes, MC34167TVG can be used in both step-up and step-down converter configurations, making it versatile for various applications.
Q: Is MC34167TVG suitable for battery-powered applications? A: Yes, MC34167TVG is suitable for battery-powered applications as it can efficiently regulate voltage from a wide input voltage range.
Q: Can MC34167TVG be used in automotive applications? A: Yes, MC34167TVG is commonly used in automotive applications due to its ability to handle high voltages and provide stable regulated outputs.
Q: Are there any application notes or reference designs available for MC34167TVG? A: Yes, the manufacturer of MC34167TVG provides application notes and reference designs that can help in implementing the IC in various technical solutions.

Please note that these answers are general and may vary depending on specific design considerations and requirements.