MIC37151-1.8BR TR

Product Overview

Category

The MIC37151-1.8BR TR belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MIC37151-1.8BR TR provides a stable output voltage of 1.8V.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• High current capability: This regulator can handle high currents, making it suitable for power-hungry applications.
• Thermal shutdown protection: It includes built-in protection mechanisms to prevent overheating.

Package

The MIC37151-1.8BR TR is available in a small surface-mount package, which makes it suitable for compact electronic devices.

Essence

The essence of this product lies in its ability to maintain a constant and reliable output voltage, ensuring the proper functioning of electronic circuits.

Packaging/Quantity

The MIC37151-1.8BR TR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input voltage range: 2.5V to 6.5V
• Output voltage: 1.8V
• Dropout voltage: 200mV (typical)
• Maximum output current: 1.5A
• Quiescent current: 120µA (typical)
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC37151-1.8BR TR has the following pin configuration:

1. VIN (Input voltage)
2. GND (Ground)
3. VOUT (Output voltage)

Functional Features

• Voltage regulation: The MIC37151-1.8BR TR ensures a stable output voltage regardless of variations in the input voltage.
• Current limiting: It incorporates current limiting protection to prevent excessive current flow and protect connected devices.
• Thermal shutdown: In case of overheating, the regulator shuts down to avoid damage, ensuring safe operation.

Advantages and Disadvantages

Advantages

• High current capability allows it to power demanding applications.
• Low dropout voltage ensures efficient operation even with small voltage differentials.
• Thermal shutdown protection prevents damage due to overheating.

Disadvantages

• Limited output voltage options (only 1.8V).
• Requires an external input capacitor for stability.

Working Principles

The MIC37151-1.8BR TR operates based on a feedback mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 1.8V. The regulator continuously monitors the input voltage and adjusts its internal components to compensate for any fluctuations, ensuring a stable output.

Detailed Application Field Plans

The MIC37151-1.8BR TR finds applications in various electronic systems, including:

1. Mobile devices: It can be used to regulate voltage for powering processors, memory modules, and other components in smartphones and tablets.
2. Industrial automation: This regulator is suitable for controlling voltage levels in industrial control systems, PLCs, and motor drives.
3. Automotive electronics: It can be employed in automotive applications such as infotainment systems, navigation units, and engine control modules.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MIC37151-1.8BR TR include:

1. LM1117-1.8: A popular voltage regulator with a fixed 1.8V output.
2. LT1763-1.8: Another high-performance regulator providing a stable 1.8V output.
3. TPS79618: A low-dropout regulator with a fixed 1.8V output and high current capability.

These alternative models can be considered based on specific application requirements and availability.

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