MCP1703T-2802E/DB

Introduction

The MCP1703T-2802E/DB is a voltage regulator that belongs to the category of linear regulators. It is commonly used to provide a stable and regulated output voltage for various electronic devices and circuits. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the MCP1703T-2802E/DB.

Basic Information Overview

• Category: Linear Voltage Regulator
• Use: Providing stable and regulated output voltage
• Characteristics: Low dropout voltage, low quiescent current, high accuracy
• Package: SOT-223
• Essence: Voltage regulation
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.3V to 16V
• Output Voltage: 2.8V
• Output Current: 250mA
• Dropout Voltage: 525mV at 250mA
• Quiescent Current: 2µA
• Line Regulation: 0.2% typical
• Load Regulation: 1% typical
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The MCP1703T-2802E/DB has a standard SOT-223 package with three pins: 1. Vin (Pin 1): Input voltage 2. Vout (Pin 2): Regulated output voltage 3. GND (Pin 3): Ground

Functional Features

• Low Dropout Voltage: Enables operation with small voltage differentials between input and output.
• Low Quiescent Current: Minimizes power consumption in standby or idle modes.
• High Accuracy: Provides precise and stable output voltage.

Advantages and Disadvantages

Advantages

• Low dropout voltage allows for efficient use in battery-powered applications.
• Low quiescent current extends battery life in portable devices.
• High accuracy ensures reliable voltage regulation for sensitive components.

Disadvantages

• Limited maximum output current compared to some other voltage regulators.
• Sensitive to input voltage fluctuations in some operating conditions.

Working Principles

The MCP1703T-2802E/DB operates by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain a constant output voltage. When the input voltage or load changes, the regulator responds to ensure a stable output voltage.

Detailed Application Field Plans

The MCP1703T-2802E/DB is well-suited for a wide range of applications, including: - Battery-powered devices such as portable electronics and IoT sensors - Embedded systems and microcontroller-based designs - Voltage regulation for analog and digital circuits

Detailed and Complete Alternative Models

Some alternative models to the MCP1703T-2802E/DB include: - MCP1700T-3302E/MB: 3.3V output voltage, similar characteristics - MIC5205-2.8YM5-TR: 2.8V output voltage, low dropout voltage - LM2937ET-3.3/NOPB: 3.3V output voltage, higher maximum output current

In conclusion, the MCP1703T-2802E/DB is a versatile linear voltage regulator with low dropout voltage, low quiescent current, and high accuracy, making it suitable for various electronic applications requiring stable and regulated power supply.

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