MIC3975-1.65YMM

Product Overview

Category

MIC3975-1.65YMM belongs to the category of voltage regulators.

Use

This product is used to regulate voltage in electronic circuits.

Characteristics

• Package: The MIC3975-1.65YMM comes in a small outline package (SOT-23-5).
• Essence: It is a low-dropout linear regulator.
• Packaging/Quantity: The product is typically sold in reels or tubes, with quantities varying based on customer requirements.

Specifications

The specifications for MIC3975-1.65YMM are as follows:

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 1.65V
• Dropout Voltage: 160mV at 150mA
• Maximum Output Current: 150mA
• Line Regulation: ±0.15%
• Load Regulation: ±0.3%
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC3975-1.65YMM has the following pin configuration:

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

Functional Features

The functional features of MIC3975-1.65YMM include:

• Low dropout voltage, ensuring efficient regulation even with small input-output differentials.
• Excellent line and load regulation, providing stable output voltage under varying conditions.
• Low quiescent current, minimizing power consumption when the regulator is idle.
• Thermal shutdown and current limit protection, safeguarding the device and the connected circuitry.

Advantages and Disadvantages

Advantages: - Low dropout voltage allows for efficient operation in low voltage applications. - Excellent line and load regulation ensure stable output voltage. - Small package size (SOT-23-5) enables space-saving designs. - Thermal shutdown and current limit protection enhance device reliability.

Disadvantages: - Limited maximum output current of 150mA may not be suitable for high-power applications. - Input voltage range of 2.5V to 16V may restrict compatibility with certain systems.

Working Principles

MIC3975-1.65YMM operates based on the principle of linear regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The regulator compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The MIC3975-1.65YMM is commonly used in various electronic applications, including:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the low dropout voltage and low quiescent current of the regulator, extending battery life.
2. Industrial control systems: The stable output voltage and protection features make it suitable for powering sensors, actuators, and other components in industrial automation.
3. Automotive electronics: The wide operating temperature range and thermal shutdown protection make it suitable for automotive applications, including infotainment systems, lighting, and engine control units.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC3975-1.65YMM include:

1. LM1117-1.8: A low-dropout linear regulator with an output voltage of 1.8V.
2. LT1763-1.5: A low-noise linear regulator with an output voltage of 1.5V.
3. TPS79601: A high-performance linear regulator with an adjustable output voltage.

These alternatives can be considered based on specific application requirements and desired specifications.

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