MCP1755S-3302E/DB - Microchip Technology

Manufacturer Part Number

MCP1755S-3302E/DB

Manufacturer

Microchip Technology

Introduction

The MCP1755S-3302E/DB is a low dropout voltage regulator (LDO) designed to deliver a fixed output of 3.3V with a maximum current output of 300mA. It is part of Microchip Technology's power management integrated circuits, specifically tailored for applications requiring stable and reliable voltage regulation.

Product Features and Performance

Provides a fixed output voltage of 3.3V

Supports up to 300mA of output current

Low dropout voltage of 0.5V at 300mA load

Quiescent current of 100 µA, maximising battery life in portable applications

Power Supply Rejection Ratio (PSRR) of 80dB at 1kHz, ensuring stable output voltage despite variations in input voltage

Operates effectively over a wide input voltage range up to 16V

Over Current, Over Temperature, and Short Circuit protection mechanisms for enhanced safety and reliability

Operates across a broad temperature range from -40°C to 125°C

Product Advantages

High efficiency and low quiescent current enhance battery life for portable devices

Integrated protection features ensure long-term reliability of the device and the safety of downstream circuitry

High PSRR minimizes noise transferred from input to output, which is crucial for sensitive applications

Wide operating temperature range makes it suitable for industrial and automotive applications

Key Technical Parameters

Voltage Input (Max): 16V

Voltage Output (Min/Fixed): 3.3V

Current Output: 300mA

Voltage Dropout (Max): 0.5V @ 300mA

Current Quiescent (Iq): 100 µA

PSRR: 80dB (1kHz)

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Compatibility

Designed for surface mount technology, specifically in a TO-261-4, TO-261AA (SOT-223-3) package, ensuring compatibility with a broad range of printed circuit board designs.

Application Areas

Battery-powered devices

Portable electronics

Microcontroller power supply

Automotive electronics

Industrial control systems

Product Lifecycle

The product status is listed as Active, indicating it is currently in production with no immediate indication of discontinuation. Users should expect ongoing availability, including potential replacements or upgrades in the same product family, such as other members of the MCP1755 series.

Several Key Reasons to Choose This Product

Exceptional power efficiency for extended battery life in portable and mobile applications

High resistance to input power fluctuations, thanks to its impressive PSRR, ensuring consistent performance

Robust safety features, designed to protect against common electronic faults

Flexible and compatible design suitable for a wide range of applications and industries

Active product lifecycle status provides assurance of availability and support

Suitable for demanding environments due to its wide operating temperature range