MCP1623T-I/CHY

Product Overview

Category

The MCP1623T-I/CHY belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is commonly used in various electronic devices and systems to efficiently regulate voltage levels, enabling reliable power supply to other components.

Characteristics

• High efficiency: The MCP1623T-I/CHY offers high conversion efficiency, minimizing power losses during voltage regulation.
• Wide input voltage range: It can accept a wide range of input voltages, making it suitable for diverse applications.
• Low quiescent current: The IC has a low quiescent current, ensuring minimal power consumption when not actively regulating voltage.
• Adjustable output voltage: The output voltage can be easily adjusted according to the specific requirements of the application.

Package

The MCP1623T-I/CHY is available in a compact and industry-standard SOT-23 package. This package provides excellent thermal performance and ease of integration into various circuit designs.

Essence

The essence of the MCP1623T-I/CHY lies in its ability to efficiently convert input voltages to regulated output voltages, ensuring stable power supply to other components.

Packaging/Quantity

The MCP1623T-I/CHY is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 1.8V to 5.5V
• Maximum Output Current: 400mA
• Quiescent Current: 19µA (typical)
• Switching Frequency: 500kHz (typical)

Detailed Pin Configuration

The MCP1623T-I/CHY features a total of six pins:

1. VIN: Input voltage pin
2. GND: Ground reference pin
3. SW: Switching node pin
4. FB: Feedback pin for output voltage regulation
5. EN: Enable pin for turning the IC on/off
6. VOUT: Output voltage pin

Functional Features

• High Efficiency: The MCP1623T-I/CHY utilizes a synchronous rectification technique, resulting in high conversion efficiency.
• Soft-Start Function: This IC incorporates a soft-start function to minimize inrush current during power-up, protecting sensitive components.
• Under-Voltage Lockout (UVLO): The UVLO feature ensures that the IC operates within safe voltage limits, preventing damage to the device and connected components.
• Overcurrent Protection: The MCP1623T-I/CHY includes overcurrent protection, safeguarding against excessive current flow and potential damage.

Advantages and Disadvantages

Advantages

• High conversion efficiency leads to reduced power losses.
• Wide input voltage range allows for versatile applications.
• Compact SOT-23 package facilitates integration into various circuit designs.
• Soft-start function protects sensitive components during power-up.

Disadvantages

• Limited maximum output current of 400mA may not be suitable for high-power applications.
• Requires external components for proper operation, increasing overall system complexity.

Working Principles

The MCP1623T-I/CHY operates as a boost converter, stepping up the input voltage to a higher regulated output voltage. It utilizes a pulse-width modulation (PWM) control scheme to regulate the output voltage based on feedback from the FB pin. The switching frequency of 500kHz ensures efficient power conversion.

Detailed Application Field Plans

The MCP1623T-I/CHY finds applications in various fields, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

• MCP1623T-I/CHY is part of the MCP1623 series, which includes other variants such as MCP1623-I/CHY and MCP1623T-I/CHY.
• Alternative models from different manufacturers include TPS61220DCKR, LT1308BCS8, and MAX1724EZK+.

Note: The alternative models mentioned above are provided for reference purposes and may have different specifications and features. It is recommended to consult the respective datasheets for detailed information.

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