TPS40002DGQ - Texas Instruments

Manufacturer Part Number

TPS40002DGQ

Manufacturer

Texas Instruments

Introduction

The TPS40002DGQ is a step-down (buck) DC-DC switching controller ideal for power management applications.

Product Features and Performance

High-frequency switching at 600kHz

Maximum duty cycle of 93%

Supports synchronous rectification for improved efficiency

Features current limit, enable and soft start control

Operating temperature range from -40°C to 85°C

Product Advantages

High efficiency due to synchronous rectification

Compact 10-PowerTFSOP package suitable for space-constrained applications

Soft start function reduces inrush current

Key Technical Parameters

Output Type: Transistor Driver

Output Configuration: Positive

Topology: Buck

Number of Outputs: 1

Output Phases: 1

Voltage Supply (Vcc/Vdd): 2.25V to 5.5V

Frequency - Switching: 600kHz

Duty Cycle (Max): 93%

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Built-in current limit for protection against overcurrent conditions

Operates reliably across a wide temperature range

Compatibility

Compatible with a wide range of supply voltages from 2.25V to 5.5V

Surface Mount design fits standard 10-PowerTFSOP (10-HVSSOP)

Application Areas

Ideal for use in telecommunications, networking equipment, and portable electronic devices.

Product Lifecycle

Status: Last Time Buy

Notes on availability of replacements or upgrades not specified, indicating an impending discontinuation with limited support.

Several Key Reasons to Choose This Product

High switching frequency allows for smaller external components

Efficient synchronous rectifier enhances power conservation

Comprehensive control features like soft start and current limit protect against abrupt changes and overcurrent

Compact package facilitates use in tight spaces, making it perfect for modern electronic applications

Proven reliability and quality from Texas Instruments, a trusted manufacturer in semiconductor industry