MIC3838BMM

Product Overview

Category

MIC3838BMM belongs to the category of integrated circuits (ICs).

Use

The MIC3838BMM is commonly used as a voltage regulator in various electronic devices.

Characteristics

• The MIC3838BMM is a low-dropout (LDO) linear voltage regulator.
• It operates with a wide input voltage range, typically from 2.5V to 16V.
• The output voltage can be adjusted from 1.25V to 13.5V.
• It has a low quiescent current, making it suitable for battery-powered applications.
• The device provides excellent line and load regulation.
• It offers thermal shutdown and current limit protection features.

Package

MIC3838BMM is available in a miniature 8-pin MSOP package.

Essence

The essence of MIC3838BMM lies in its ability to regulate voltage efficiently and reliably, ensuring stable power supply to electronic circuits.

Packaging/Quantity

The MIC3838BMM is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 13.5V
• Dropout Voltage: 200mV at 500mA
• Quiescent Current: 75µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Thermal Shutdown: Yes
• Current Limit Protection: Yes

Detailed Pin Configuration

The MIC3838BMM has the following pin configuration:

1. VIN - Input Voltage
2. GND - Ground
3. EN - Enable Pin
4. BYP - Bypass Capacitor
5. VOUT - Output Voltage
6. VOUT - Output Voltage
7. GND - Ground
8. VIN - Input Voltage

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Wide input voltage range allows for versatile applications.
• Excellent line and load regulation provide stable output voltage under varying conditions.
• Thermal shutdown protects the device from overheating.
• Current limit protection prevents excessive current flow, safeguarding the circuit.

Advantages and Disadvantages

Advantages

• Wide input voltage range
• Low quiescent current
• Excellent line and load regulation
• Thermal shutdown and current limit protection features

Disadvantages

• Limited output voltage adjustment range (1.25V to 13.5V)

Working Principles

The MIC3838BMM operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the difference between the input and desired output voltage. The device continuously adjusts the pass transistor to maintain a stable output voltage, compensating for changes in input voltage and load conditions.

Detailed Application Field Plans

The MIC3838BMM finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable audio players - Wireless communication systems - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC3838BMM are: - LM1117-3.3 - LT1763-3.3 - ADP3339-3.3 - TPS79633

These alternatives can be considered based on specific requirements and design constraints.

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