LM27761DSGR - Texas Instruments

Manufacturer Part Number

LM27761DSGR

Manufacturer

Texas Instruments

Introduction

The LM27761DSGR is a high-performance charge pump-based DC/DC switching regulator for power management, capable of generating a negative voltage from a positive input voltage.

Product Features and Performance

Step-up/step-down functionality

Negative output configuration

Adjustable output voltage

Charge pump topology for efficient operation

Output current capability of 250mA

High-frequency switching at 2MHz

Operates over a wide range of input voltages

Product Advantages

Highly integrated design reducing external component count

Low-noise output suitable for sensitive applications

High-efficiency conversion minimizes power loss

Small form factor 8-WFDFN package for space-constrained designs

Key Technical Parameters

Input Voltage (Min): 2.7V

Input Voltage (Max): 5.5V

Output Voltage (Min/Fixed): -1.5V

Output Voltage (Max): -5V

Output Current: 250mA

Switching Frequency: 2MHz

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Built-in thermal protection

Over-current protection

Designed to meet regulatory standards

Compatibility

Compatible with a wide range of microcontrollers and digital ICs

Easily integrated into existing designs with minimal additional components

Application Areas

Mobile devices

Battery-powered equipment

Portable electronics

Industrial control systems

Medical devices

Product Lifecycle

Currently active product

No announced discontinuation

Replacements and upgrades available within Texas Instruments' product portfolio

Several Key Reasons to Choose This Product

Efficient negative voltage conversion for diverse applications

Robust design capable of withstanding harsh conditions

High switching frequency enabling smaller external components and reduced ripple

Trusted manufacturer with proven track record in power management solutions

Comprehensive application support and design resources available