MIC5305-2.5YML-TR

Product Overview

Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: Low Dropout Regulator (LDO), 2.5V Output, 150mA Current Limit
Package: SOT-23-5
Essence: Regulates input voltage to a stable 2.5V output with low dropout and high accuracy
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 2.5V ±2%
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 45µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.1%/mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MIC5305-2.5YML-TR has a total of five pins arranged in the following configuration:

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Pin 1: VIN - Input voltage
Pin 2: GND - Ground
Pin 3: EN - Enable pin
Pin 4: BYP - Bypass capacitor connection
Pin 5: VOUT - Output voltage

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials
• Excellent line and load regulation for stable output voltage under varying conditions
• Low quiescent current minimizes power consumption in standby or idle mode
• Thermal shutdown and current limit protection for enhanced reliability
• Fast transient response for rapid load changes

Advantages

• Compact SOT-23-5 package allows for space-efficient designs
• Wide input voltage range enables compatibility with various power sources
• High accuracy output voltage ensures precise regulation for sensitive applications
• Low dropout voltage reduces power dissipation and extends battery life
• Robust protection features enhance device durability

Disadvantages

• Limited maximum output current may restrict usage in high-power applications
• SOT-23-5 package may require careful PCB layout to manage heat dissipation

Working Principles

The MIC5305-2.5YML-TR is a low dropout voltage regulator that utilizes a PNP pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage obtained from a resistive voltage divider connected to the output. The error amplifier drives the pass transistor to maintain the desired output voltage, compensating for load variations and input voltage changes.

Detailed Application Field Plans

The MIC5305-2.5YML-TR finds application in various electronic devices where a stable 2.5V supply is required. Some potential application fields include: 1. Battery-powered portable devices such as smartphones, tablets, and wearable devices. 2. Embedded systems and microcontrollers requiring a regulated voltage for reliable operation. 3. Industrial automation equipment, sensors, and control systems. 4. Automotive electronics, including infotainment systems and advanced driver-assistance systems (ADAS). 5. Medical devices, such as patient monitoring systems and diagnostic equipment.

Detailed and Complete Alternative Models

1. MIC5205-2.5YM5-TR: Similar specifications, SOT-23-5 package, 150mA current limit.
2. LP2985-2.5DBVR: Low dropout regulator, 2.5V output, 150mA current limit, SOT-23-5 package.
3. XC6206P252MR: Voltage regulator, 2.5V output, 200mA current limit, SOT-23-5 package.

These alternative models offer comparable features and can be considered based on specific application requirements.

In conclusion, the MIC5305-2.5YML-TR is a low dropout voltage regulator that provides stable and accurate 2.5V output voltage. With its compact package, wide input voltage range, and excellent regulation characteristics, it is suitable for various electronic devices across different industries. However, designers should consider the maximum output current limitation and thermal management when selecting this device.