MIC3775-1.8YMM

Product Overview

Category

MIC3775-1.8YMM belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: The MIC3775-1.8YMM comes in a small outline package (SOT-23-5).
• Essence: It is a low-dropout linear voltage regulator.
• Packaging/Quantity: The product is typically packaged in reels, with 3000 units per reel.

Specifications

The specifications of MIC3775-1.8YMM are as follows:

• Output Voltage: 1.8V
• Dropout Voltage: 200mV at 100mA load current
• Maximum Input Voltage: 6V
• Quiescent Current: 75µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.2%/mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC3775-1.8YMM has the following pin configuration:

1. GND (Ground)
2. VIN (Input Voltage)
3. EN (Enable)
4. BYP (Bypass Capacitor)
5. VOUT (Output Voltage)

Functional Features

The functional features of MIC3775-1.8YMM include:

• Low dropout voltage, allowing efficient regulation even with small input-output differentials.
• Low quiescent current, minimizing power consumption.
• Thermal shutdown protection, preventing damage due to excessive temperature.
• Short-circuit protection, safeguarding the device and connected components.

Advantages and Disadvantages

Advantages: - Compact SOT-23-5 package enables space-saving designs. - Wide operating temperature range allows for versatile applications. - Low dropout voltage ensures efficient voltage regulation.

Disadvantages: - Limited maximum input voltage of 6V may restrict certain applications. - Quiescent current of 75µA might be relatively high for ultra-low power designs.

Working Principles

The MIC3775-1.8YMM operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop across the device, regardless of variations in the input voltage or load conditions. This is achieved through the use of an internal pass transistor and feedback circuitry.

Detailed Application Field Plans

The MIC3775-1.8YMM finds application in various electronic systems, including but not limited to:

1. Battery-powered devices: Portable electronics, such as smartphones and tablets, benefit from the low dropout voltage and low quiescent current of this regulator.
2. IoT devices: The wide operating temperature range makes it suitable for IoT applications deployed in harsh environments.
3. Automotive electronics: The thermal shutdown protection ensures reliable operation in automotive systems subjected to varying temperatures.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC3775-1.8YMM are:

1. LM1117-1.8: Low-dropout linear voltage regulator with a fixed output voltage of 1.8V.
2. LT1763-1.8: Ultra-low dropout linear regulator capable of providing a fixed 1.8V output voltage.
3. TPS7A1801-SP: Radiation-hardened linear regulator designed for space applications, offering a fixed 1.8V output.

These alternatives can be considered based on specific requirements and constraints of the application.

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