MIC2178-3.3BWM-TR

Product Overview

Category

The MIC2178-3.3BWM-TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize the output voltage.

Characteristics

• Voltage regulation: The MIC2178-3.3BWM-TR provides a stable output voltage of 3.3V.
• Efficiency: This voltage regulator offers high efficiency, ensuring minimal power loss during operation.
• Low dropout voltage: The device has a low dropout voltage, allowing it to operate even when the input voltage is close to the desired output voltage.
• Thermal shutdown protection: The MIC2178-3.3BWM-TR includes thermal shutdown protection, preventing damage due to excessive heat.
• Current limit protection: It also features current limit protection, safeguarding against overcurrent conditions.

Package

The MIC2178-3.3BWM-TR comes in a compact surface-mount package, making it suitable for space-constrained applications.

Essence

This voltage regulator is designed to provide a stable and regulated output voltage, ensuring reliable operation of electronic devices.

Packaging/Quantity

The MIC2178-3.3BWM-TR is typically packaged in reels or tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 26V
• Output Voltage: 3.3V
• Output Current: Up to 1A
• Dropout Voltage: 300mV (typical)
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC2178-3.3BWM-TR has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage regulation
4. EN: Enable pin to control the regulator's operation
5. VOUT: Output voltage pin

Functional Features

• Voltage Regulation: The MIC2178-3.3BWM-TR maintains a stable output voltage of 3.3V, regardless of input voltage variations.
• Load Regulation: It provides excellent load regulation, ensuring a consistent output voltage even with varying loads.
• Fast Transient Response: This voltage regulator quickly responds to changes in load current, minimizing voltage fluctuations.
• Low Quiescent Current: The device has low quiescent current consumption, reducing power dissipation and extending battery life.
• Overcurrent Protection: The MIC2178-3.3BWM-TR incorporates overcurrent protection, preventing damage due to excessive current flow.

Advantages and Disadvantages

Advantages

• High efficiency
• Compact package size
• Thermal shutdown protection
• Current limit protection
• Wide input voltage range

Disadvantages

• Limited output current capacity (up to 1A)

Working Principles

The MIC2178-3.3BWM-TR is a linear voltage regulator that uses a feedback mechanism to maintain a constant output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuitry to regulate the output voltage at the desired level. The device operates by continuously adjusting the resistance between the input and output to compensate for any voltage variations.

Detailed Application Field Plans

The MIC2178-3.3BWM-TR finds applications in various electronic systems, including:

1. Battery-powered devices: It can be used in portable electronics such as smartphones, tablets, and wearable devices to regulate the voltage supplied to different components.
2. Industrial automation: This voltage regulator is suitable for controlling the voltage in industrial automation systems, ensuring stable operation of sensors, actuators, and control circuits.
3. Automotive electronics: It can be employed in automotive applications to regulate the voltage supplied to various electronic modules, such as infotainment systems, lighting controls, and engine management systems.

Detailed and Complete Alternative Models

1. MIC2178-5.0BWM-TR: A variant of the MIC2178 series that provides a regulated output voltage of 5.0V.
2. MIC2178-ADJ-BWM-TR: This model allows for adjustable output voltage within a specified range, providing flexibility in different applications.
3. MIC2178-12BWM-TR: Another member of the MIC2178 series, offering a regulated output voltage of 12V.

These alternative models provide similar functionality but with different output voltage options to cater to specific application requirements.

In conclusion, the MIC2178-3.3BWM-TR is a voltage regulator that offers stable and efficient voltage regulation. With its compact package size and various protection features, it finds applications in diverse electronic systems. The detailed pin configuration, functional features, advantages