MIC3975-5.0YMM

Product Overview

Category

MIC3975-5.0YMM belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The MIC3975-5.0YMM comes in a small outline package (SOT-223).
• Essence: It is a low-dropout voltage regulator with a fixed output voltage of 5.0V.
• Packaging/Quantity: The product is typically sold in reels or tubes, with a quantity of 2500 units per reel.

Specifications

The specifications of MIC3975-5.0YMM are as follows:

• Input Voltage Range: 2.7V to 16V
• Output Voltage: 5.0V ±2%
• Dropout Voltage: 300mV @ 1A
• Maximum Output Current: 1A
• Line Regulation: 0.05% (typical)
• Load Regulation: 0.1% (typical)
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The pin configuration of MIC3975-5.0YMM is as follows:

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

Functional Features

The functional features of MIC3975-5.0YMM include:

• Low dropout voltage: The regulator maintains a stable output voltage even when the input voltage is close to the desired output voltage.
• Overcurrent protection: The device includes built-in protection against excessive current flow, preventing damage to the circuitry.
• Thermal shutdown: In case of excessive temperature, the regulator shuts down to prevent overheating and potential damage.
• Short-circuit protection: The device is designed to protect against short-circuits, ensuring the safety of the circuit.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient regulation.
• Compact package size allows for easy integration into various electronic circuits.
• Overcurrent and short-circuit protection enhance circuit safety.

Disadvantages

• Fixed output voltage limits flexibility in certain applications.
• Limited maximum output current may not be suitable for high-power applications.

Working Principles

MIC3975-5.0YMM operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This allows it to maintain a stable output voltage even when the input voltage fluctuates.

Detailed Application Field Plans

MIC3975-5.0YMM finds applications in various fields, including:

1. Consumer Electronics: Powering microcontrollers, sensors, and other low-power components.
2. Automotive: Regulating voltage for automotive electronics, such as infotainment systems and lighting modules.
3. Industrial Control Systems: Providing stable voltage for control circuits and sensors.
4. Telecommunications: Powering communication devices, routers, and modems.

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to MIC3975-5.0YMM are:

1. LM1117-5.0: A popular 5.0V fixed voltage regulator with similar specifications.
2. LT1763-5.0: A low-dropout voltage regulator with adjustable output voltage.
3. TPS7A4700: A high-current, low-noise voltage regulator suitable for demanding applications.

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific requirements.

In conclusion, MIC3975-5.0YMM is a voltage regulator with a fixed output voltage of 5.0V. It offers low dropout voltage, overcurrent protection, and thermal shutdown features. While it has limitations in terms of fixed output voltage and maximum current, it finds applications in various fields such as consumer electronics, automotive, industrial control systems, and telecommunications. Alternative models like LM1117-5.0, LT1763-5.0, and TPS7A4700 provide additional options for voltage regulation based on specific needs.