MIC5319-3.3BD5-TR

Product Overview

Category

MIC5319-3.3BD5-TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic devices to regulate and stabilize the voltage supply.

Characteristics

• Voltage regulation: The MIC5319-3.3BD5-TR provides a stable output voltage of 3.3V.
• Efficiency: It offers high efficiency, ensuring minimal power loss during operation.
• Low dropout voltage: The regulator maintains a low dropout voltage, enabling it to operate even when the input voltage is close to the desired output voltage.
• Thermal shutdown protection: The device includes built-in thermal shutdown protection to prevent overheating.

Package

The MIC5319-3.3BD5-TR comes in a small package, typically a surface-mount technology (SMT) package, which allows for easy integration onto circuit boards.

Essence

The essence of this product lies in its ability to regulate and maintain a stable output voltage, ensuring reliable performance of electronic devices.

Packaging/Quantity

The MIC5319-3.3BD5-TR is usually packaged in reels or tubes, with a typical quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V
• Maximum Output Current: 500mA
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 35µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5319-3.3BD5-TR has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

• Voltage Regulation: The MIC5319-3.3BD5-TR ensures a stable output voltage of 3.3V, regardless of input voltage fluctuations.
• Low Dropout Voltage: With a low dropout voltage of 150mV at 100mA, this regulator can operate efficiently even when the input voltage is close to the desired output voltage.
• Thermal Shutdown Protection: The device includes thermal shutdown protection, which safeguards against overheating and potential damage.

Advantages and Disadvantages

Advantages

• High efficiency, minimizing power loss
• Small package size for easy integration
• Wide input voltage range
• Low dropout voltage for efficient operation
• Thermal shutdown protection for added safety

Disadvantages

• Limited maximum output current (500mA)

Working Principles

The MIC5319-3.3BD5-TR operates based on the principle of voltage regulation using a feedback mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage of 3.3V. The device continuously monitors the input voltage and adjusts its internal components to compensate for any variations, ensuring a consistent output voltage.

Detailed Application Field Plans

The MIC5319-3.3BD5-TR finds applications in various electronic devices that require a stable 3.3V power supply. Some common application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players often utilize this voltage regulator to ensure reliable power supply to their internal components.
2. IoT Devices: Internet of Things (IoT) devices, such as sensors and wireless modules, benefit from the stability provided by the MIC5319-3.3BD5-TR.
3. Embedded Systems: Microcontrollers, development boards, and other embedded systems rely on this regulator to maintain a consistent power source.

Detailed and Complete Alternative Models

1. MIC5205-3.3YM5-TR: This voltage regulator offers similar characteristics and specifications, including a stable 3.3V output voltage and low dropout voltage.
2. LP2985-33DBVR: Another alternative with comparable features, suitable for applications requiring a regulated 3.3V supply.

In conclusion, the MIC5319-3.3BD5-TR is a voltage regulator that provides a stable 3.3V output voltage with high efficiency and low dropout voltage. It is commonly used in various electronic devices, such as mobile devices, IoT devices, and embedded systems. While it has a limited maximum output current, its advantages include thermal shutdown protection and a wide input voltage range. Alternative models like MIC5205-3.3YM5-TR and LP2985-33DBVR offer similar functionality and can be considered as alternatives.