LM2775DSGR - Texas Instruments

Manufacturer Part Number

LM2775DSGR

Manufacturer

Texas Instruments

Introduction

The LM2775DSGR is a step-up DC DC switching regulator designed for power management applications, utilizing a charge pump topology. Packaged in an 8-WFDFN exposed pad, it is suitable for surface mount technology.

Product Features and Performance

Efficient charge pump technology for step-up voltage conversion

Fixed output voltage of 5V suitable for standard logic levels

Capable of delivering up to 200mA output current

Operates at a high switching frequency of 2MHz for reduced noise and improved efficiency

Wide input voltage range from 2.7V to 5.5V

Does not require a synchronous rectifier, simplifying design

Designed for operation in a wide temperature range, from -40°C to 85°C

Product Advantages

Compact size due to WFDFN 8 exposed pad packaging

High efficiency conversion suitable for battery-operated devices

Enables a simple and cost-effective design without the need for inductors

Low noise operation ideal for sensitive electronic applications

Key Technical Parameters

Voltage Input (Min): 2.7V

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 5V

Current Output: 200mA

Frequency Switching: 2MHz

Operating Temperature: -40°C to 85°C

Package / Case: 8-WFDFN Exposed Pad

Quality and Safety Features

Built-in thermal overload protection

Under-voltage lockout for safe operation under low input voltage conditions

Compatibility

Compatible with a wide range of microcontrollers and digital ICs requiring 5V

Application Areas

Mobile phones

Personal digital assistants (PDAs)

Wireless peripherals

Portable electronic devices

Product Lifecycle

Status: Active

Not nearing discontinuation, with ongoing support for new designs

Several Key Reasons to Choose This Product

High efficiency and compact design reduce overall system size and power loss

Wide input voltage range enables compatibility with various battery technologies

High-frequency operation allows for low-noise output suitable for RF and sensitive applications

Texas Instruments' reputation for reliability and support ensures long-term availability and service

Easy integration and minimal external components reduce time-to-market for new products