MCP1827S-2502E/AB

Product Overview

Category: Voltage Regulator
Use: Power management
Characteristics: High-performance, low-dropout linear regulator
Package: SOT-223
Essence: Stable and precise voltage regulation
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.3V to 6.0V
• Output Voltage: 2.5V
• Maximum Output Current: 1A
• Dropout Voltage: 210mV at 1A
• Line Regulation: ±0.05% typical
• Load Regulation: ±0.1% typical
• Quiescent Current: 120µA typical
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP1827S-2502E/AB features a standard SOT-223 package with the following pin configuration:

1. VOUT (Output Voltage)
2. GND (Ground)
3. VIN (Input Voltage)

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation for stable output voltage.
• Low quiescent current minimizes power consumption.
• Thermal shutdown protection prevents overheating.
• Short-circuit current limiting protects the device from damage.

Advantages and Disadvantages

Advantages: - High-performance voltage regulation. - Wide input voltage range. - Compact and easy-to-use package. - Low quiescent current for energy efficiency. - Robust protection features.

Disadvantages: - Limited maximum output current. - Dropout voltage may affect performance in low-input voltage scenarios.

Working Principles

The MCP1827S-2502E/AB is a linear voltage regulator that maintains a stable output voltage regardless of input voltage fluctuations. It utilizes a pass transistor to regulate the output voltage by adjusting its resistance based on the feedback received from the output. The device operates by comparing the output voltage with a reference voltage and continuously adjusting the pass transistor to maintain the desired output voltage.

Detailed Application Field Plans

The MCP1827S-2502E/AB is commonly used in various applications that require stable and precise voltage regulation. Some of the typical application fields include:

1. Battery-powered devices: Provides regulated power supply for portable electronics, such as smartphones, tablets, and wearable devices.
2. Industrial automation: Ensures stable voltage for control systems, sensors, and actuators.
3. Automotive electronics: Regulates voltage for automotive modules, infotainment systems, and lighting applications.
4. Communication equipment: Maintains constant voltage for routers, switches, and wireless access points.
5. Medical devices: Provides reliable power for medical instruments and diagnostic equipment.

Detailed and Complete Alternative Models

1. MCP1826S-2502E/AB: Similar to MCP1827S-2502E/AB but with a different package (SOT-223).
2. MCP1827S-3302E/AB: Offers an output voltage of 3.3V instead of 2.5V.
3. MCP1827S-5002E/AB: Provides an output voltage of 5.0V.
4. MCP1827S-2502E/DB: Features a DFN package instead of SOT-223.

These alternative models offer similar functionality and characteristics, allowing users to choose the most suitable option for their specific requirements.

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