MIC5245-2.5BM5-TR

Product Overview

Category

MIC5245-2.5BM5-TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Voltage Output: 2.5V
• Package Type: SOT-23-5
• Essence: Low Dropout Regulator (LDO)
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The specifications for MIC5245-2.5BM5-TR are as follows:

• Input Voltage Range: 2.3V to 5.5V
• Dropout Voltage: 150mV at 150mA
• Output Current: 150mA
• Line Regulation: ±0.1%
• Load Regulation: ±0.4%
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The pin configuration for MIC5245-2.5BM5-TR is as follows:

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

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Excellent line and load regulation characteristics provide stable output voltage under varying conditions.
• Low quiescent current minimizes power consumption in standby or low-load situations.
• Thermal shutdown and current limit protection features enhance device reliability.

Advantages and Disadvantages

Advantages

• Compact SOT-23-5 package allows for easy integration into space-constrained designs.
• Wide input voltage range enables compatibility with various power sources.
• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation characteristics provide stable output voltage.

Disadvantages

• Limited output current of 150mA may not be suitable for high-power applications.
• Sensitive to excessive heat, requiring proper thermal management in demanding environments.

Working Principles

MIC5245-2.5BM5-TR is a low dropout regulator (LDO) that operates by maintaining a constant voltage output despite variations in the input voltage or load conditions. It achieves this by utilizing a pass transistor that adjusts its resistance to compensate for changes in the input-output differential. The device continuously monitors the output voltage and adjusts the pass transistor accordingly to maintain the desired output level.

Detailed Application Field Plans

MIC5245-2.5BM5-TR finds application in various electronic systems where stable voltage regulation is crucial. Some potential application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearables benefit from the efficient power conversion and stable voltage provided by MIC5245-2.5BM5-TR.
2. Industrial control systems: This voltage regulator can be used in automation equipment, sensors, and actuators to ensure reliable and consistent power supply.
3. Automotive electronics: MIC5245-2.5BM5-TR can be employed in automotive infotainment systems, lighting modules, and other subsystems that require precise voltage regulation.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC5245-2.5BM5-TR are:

1. LT1763 - Low Dropout Regulator with Adjustable Output Voltage
2. LM1117 - 2.5V Fixed Voltage Regulator
3. TPS7A25 - Ultra-Low Dropout Voltage Regulator with Enable

These alternatives provide different package options, output voltage ranges, and additional features to suit specific application requirements.

In conclusion, MIC5245-2.5BM5-TR is a voltage regulator that offers stable and efficient voltage regulation in various electronic systems. Its low dropout voltage, excellent line and load regulation characteristics, and compact package make it suitable for a wide range of applications. However, designers should consider the limited output current and thermal considerations when selecting this device for their specific needs.