MIC5239-5.0BS

Product Overview

Category

MIC5239-5.0BS belongs to the category of voltage regulators.

Use

The MIC5239-5.0BS is used to regulate voltage in electronic circuits.

Characteristics

• Package: The MIC5239-5.0BS comes in a small surface-mount SOT-23 package.
• Essence: This voltage regulator provides a fixed output voltage of 5.0V.
• Packaging/Quantity: It is typically sold in reels or tubes containing multiple units.

Specifications

The specifications of the MIC5239-5.0BS are as follows:

• Input Voltage Range: 2.3V to 16V
• Output Voltage: 5.0V ±2%
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 120µA (typical)
• Line Regulation: 0.1% (typical)
• Load Regulation: 0.4% (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MIC5239-5.0BS has three pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

The key functional features of the MIC5239-5.0BS include:

• Low dropout voltage: The regulator can maintain 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: - Small package size allows for space-saving integration into compact electronic devices. - Wide input voltage range enables compatibility with various power sources. - Low dropout voltage ensures efficient regulation even with low input voltages.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Fixed output voltage may not be adjustable for specific requirements.

Working Principles

The MIC5239-5.0BS is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the output voltage to a reference voltage and adjusting the pass transistor accordingly to maintain a stable output.

Detailed Application Field Plans

The MIC5239-5.0BS can be used in various applications, including but not limited to:

1. Battery-powered devices: The regulator can provide a stable 5.0V supply for microcontrollers, sensors, and other low-power components in portable electronics.
2. Automotive electronics: It can be utilized in automotive systems where a regulated voltage is required for powering sensors, control modules, or communication devices.
3. Industrial automation: The regulator can be employed in industrial control systems to ensure consistent voltage levels for analog and digital circuits.

Detailed and Complete Alternative Models

Some alternative models to the MIC5239-5.0BS include:

1. LM1117-5.0: A popular 5.0V linear voltage regulator with similar specifications and package options.
2. MCP1700-500: Another 5.0V regulator with low quiescent current and a wide input voltage range.
3. LT1763-5.0: A high-performance 5.0V regulator with low dropout voltage and excellent line/load regulation.

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

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