MIC5209-1.8BU

Product Overview

Category

MIC5209-1.8BU belongs to the category of voltage regulators.

Use

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

Characteristics

• Low dropout voltage
• High output voltage accuracy
• Low quiescent current
• Thermal shutdown protection
• Short-circuit current limiting

Package

MIC5209-1.8BU is available in a small SOT-23 package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output for various electronic applications.

Packaging/Quantity

MIC5209-1.8BU is typically packaged in reels, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 1.8V
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 35µA
• Line Regulation: 0.05%/V
• Load Regulation: 0.1%/mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC5209-1.8BU has three pins:

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

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output voltage accuracy provides precise voltage regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption when the regulator is idle.
• Thermal shutdown protection prevents damage due to excessive heat.
• Short-circuit current limiting protects the regulator and connected devices from excessive current flow.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Compact size
• Wide input voltage range
• Low power consumption
• Thermal protection

Disadvantages

• Limited output current capacity
• Higher cost compared to basic linear regulators

Working Principles

MIC5209-1.8BU is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

MIC5209-1.8BU finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable audio players - Wireless communication systems - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to MIC5209-1.8BU are: - LM1117-1.8 - LT1763-1.8 - MAX8881-1.8

These models offer similar voltage regulation capabilities and can be suitable replacements depending on specific requirements.

In conclusion, MIC5209-1.8BU is a voltage regulator known for its low dropout voltage, high accuracy, and thermal protection. It is widely used in various electronic applications and has several alternative models available in the market.