MIC5219-3.0BMM

Product Overview

Category

MIC5219-3.0BMM belongs to the category of voltage regulators.

Use

This product is used to regulate voltage in electronic circuits.

Characteristics

• Package: The MIC5219-3.0BMM comes in a small surface-mount package.
• Essence: It is a low-dropout (LDO) linear voltage regulator.
• Packaging/Quantity: The product is typically sold in reels or tubes, with a quantity of 2500 units per reel.

Specifications

The MIC5219-3.0BMM has the following specifications:

• Output Voltage: 3.0V
• Input Voltage Range: 2.5V to 16V
• Dropout Voltage: 120mV at 150mA
• Quiescent Current: 75µA
• Load Regulation: ±0.1%
• Line Regulation: ±0.05%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5219-3.0BMM has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. BYP: Bypass capacitor pin

Functional Features

The functional features of MIC5219-3.0BMM include:

• Low dropout voltage: The regulator maintains a stable output voltage even when the input voltage is close to the desired output voltage.
• Low quiescent current: The device consumes minimal current when in standby mode, conserving power.
• Overcurrent and thermal protection: The regulator includes built-in protection mechanisms to prevent damage from excessive current or temperature.

Advantages and Disadvantages

Advantages: - High accuracy and stability in voltage regulation. - Wide input voltage range allows for versatile applications. - Small package size enables space-saving designs.

Disadvantages: - Limited output current capability compared to other voltage regulators. - Higher dropout voltage compared to some competing models.

Working Principles

The MIC5219-3.0BMM operates based on the principle of a linear voltage regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The device 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 MIC5219-3.0BMM is commonly used in various electronic devices and systems, including:

1. Battery-powered devices: It provides a stable voltage supply for portable electronics such as smartphones, tablets, and wearable devices.
2. Industrial control systems: The regulator ensures consistent voltage levels in control circuits, preventing damage to sensitive components.
3. Automotive electronics: It is suitable for automotive applications that require reliable voltage regulation, such as infotainment systems and engine control units.

Detailed and Complete Alternative Models

Some alternative models to MIC5219-3.0BMM include:

1. LM1117-3.3: A popular LDO voltage regulator with a fixed output voltage of 3.3V.
2. LT1763: An ultra-low dropout regulator with adjustable output voltage.
3. TPS7A4700: A high-performance LDO regulator with a wide input voltage range.

These alternative models offer similar functionality and can be considered depending on specific application requirements.

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