MCP1643-I/MS - Microchip Technology

Manufacturer Part Number

MCP1643-I/MS

Manufacturer

Microchip Technology

Introduction

The MCP1643-I/MS from Microchip Technology is a compact, high-efficiency, fixed-frequency, synchronous step-up DC-DC converter in a small 8-MSOP package, designed for battery-powered applications.

Product Features and Performance

Integrated with a synchronous rectifier for improved efficiency

Supports a wide input voltage range from 0.5V to 5V

Delivers a stable 5V output voltage

Capable of supplying up to 550mA output current

Operates at 1MHz switching frequency, allowing for small external components

PWM dimming capability for LED applications

Operates over a wide temperature range from -40°C to 85°C

Product Advantages

High integration reduces external component count

High efficiency extends battery life

Compact 8-MSOP package saves board space

Built-in PWM dimming offers flexible control over LED brightness

Key Technical Parameters

Input Voltage Range: 0.5V to 5V

Output Voltage: 5V

Output Current: Up to 550mA

Switching Frequency: 1MHz

Number of Outputs: 1

Topology: Step-Up (Boost)

Quality and Safety Features

Built to meet high-quality standards of Microchip Technology

Integrated safety features for enhanced reliability

Compatibility

Suitable for Surface Mount (SMT) assembly processes

Compatible with a wide range of LED applications and battery technologies

Application Areas

Ideal for battery-powered devices

Perfect for LED backlighting in portable electronics

Product Lifecycle

Status: Active

Not nearing discontinuation, ensuring long-term availability

Support for upgrades and replacements is provided

Several Key Reasons to Choose This Product

High efficiency for longer battery life in portable applications

Compact size suitable for space-constrained designs

Wide input voltage range supports various battery chemistries

High output current capability for more power-demanding applications

Integrated PWM dimming enhances display versatility

Active product status ensures ongoing support and availability