MC33164D-3R2G

Product Overview

Category

MC33164D-3R2G belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• Voltage regulation capabilities
• Low dropout voltage
• High output current
• Thermal shutdown protection

Package

MC33164D-3R2G is available in a small outline package (SOP) with 8 pins.

Essence

The essence of MC33164D-3R2G lies in its ability to regulate voltage efficiently, ensuring stable power supply to electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 1.25V to 16V
• Dropout Voltage: 0.4V at 1A
• Output Current: Up to 1A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. GND (Ground)
2. IN (Input Voltage)
3. EN (Enable)
4. NC (No Connection)
5. NC (No Connection)
6. VOUT (Output Voltage)
7. NC (No Connection)
8. VREF (Reference Voltage)

Functional Features

• Voltage Regulation: MC33164D-3R2G ensures a stable output voltage regardless of input voltage fluctuations.
• Low Dropout Voltage: The device maintains a low voltage drop between the input and output, minimizing power dissipation.
• High Output Current: With a maximum output current of 1A, it can power various electronic components.
• Thermal Shutdown Protection: The IC includes a thermal shutdown feature that protects it from overheating.

Advantages and Disadvantages

Advantages

• Efficient voltage regulation
• Low dropout voltage
• High output current capability
• Thermal shutdown protection ensures device safety

Disadvantages

• Limited input voltage range (4.5V to 18V)
• Quiescent current may affect power efficiency in low-power applications

Working Principles

MC33164D-3R2G operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output. The device utilizes a pass transistor to regulate the voltage, minimizing the voltage drop between the input and output.

Detailed Application Field Plans

MC33164D-3R2G finds application in various electronic devices requiring voltage regulation and power management. Some common fields of application include:

1. Mobile devices: Ensures stable power supply for smartphones, tablets, and portable media players.
2. Automotive electronics: Regulates voltage for automotive infotainment systems, lighting modules, and sensors.
3. Industrial equipment: Used in power supplies for industrial machinery, control systems, and automation devices.
4. Consumer electronics: Provides voltage regulation for televisions, audio systems, and gaming consoles.

Detailed and Complete Alternative Models

1. LM317: A popular linear voltage regulator with adjustable output voltage.
2. LT1083: High-current linear regulator with low dropout voltage.
3. TPS7A47: Ultra-low noise, high PSRR linear regulator suitable for sensitive applications.

These alternative models offer similar functionality and can be considered as substitutes for MC33164D-3R2G depending on specific requirements.

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