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
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