MCP1703AT-2502E/MC

Basic Information Overview

• Category: Voltage Regulator
• Use: Power Management
• Characteristics:
  • Low dropout voltage
  • High output voltage accuracy
  • Low quiescent current
  • Thermal shutdown protection
• Package: SOT-23
• Essence: Linear regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage: 2.5V
• Output Current: 250mA
• Dropout Voltage: 178mV (typical)
• Quiescent Current: 2.0µA (typical)
• Line Regulation: ±0.1% (typical)
• Load Regulation: ±0.4% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP1703AT-2502E/MC has three pins: 1. VIN (Pin 1): Input voltage pin 2. VOUT (Pin 2): Output voltage pin 3. GND (Pin 3): Ground pin

Functional Features

• Low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.
• High output voltage accuracy provides precise voltage regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption in standby or idle mode.
• Thermal shutdown protection prevents the device from overheating and damaging itself.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows flexibility in various applications. - Small package size (SOT-23) enables space-saving designs. - Excellent line and load regulation ensure stable output voltage under varying conditions.

Disadvantages: - Limited output current of 250mA may not be suitable for high-power applications. - Dropout voltage of 178mV may cause a slight voltage drop across the regulator.

Working Principles

The MCP1703AT-2502E/MC is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly. The dropout voltage is the minimum voltage required for the regulator to function properly.

Detailed Application Field Plans

The MCP1703AT-2502E/MC is commonly used in various electronic devices, including: 1. Battery-powered devices: Provides stable voltage regulation for portable electronics such as smartphones, tablets, and wearable devices. 2. Industrial applications: Suitable for powering sensors, actuators, and control circuits in industrial automation systems. 3. Automotive electronics: Used in automotive modules, infotainment systems, and lighting applications. 4. IoT devices: Enables efficient power management in Internet of Things (IoT) devices, ensuring longer battery life.

Detailed and Complete Alternative Models

1. MCP1703AT-3302E/MC: Output voltage of 3.3V, otherwise similar specifications.
2. MCP1703AT-5002E/MC: Output voltage of 5V, otherwise similar specifications.
3. MCP1703AT-1802E/MC: Output voltage of 1.8V, otherwise similar specifications.
4. MCP1703AT-1202E/MC: Output voltage of 1.2V, otherwise similar specifications.

These alternative models provide different output voltages while maintaining similar characteristics and package options.

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