Manufacturer Part Number
TPS40070PWP
Manufacturer
Texas Instruments
Introduction
The TPS40070PWP is a step-down (buck) DC DC switching controller designed to manage power efficiently in electronic circuits by converting a higher voltage DC input into a lower voltage DC output.
Product Features and Performance
Capable of driving a transistor to switch electrical currents efficiently
Step-down function converts higher voltage to lower voltage
Supports positive output configuration
Utilizes buck topology for power conversion
Single output with one phase for simplicity
Voltage supply range from 4.5V to 28V
High frequency switching capability up to 1MHz
Maximum duty cycle of 93%
Integrated synchronous rectifier for improved efficiency
Features include current limit, enable, frequency control, power good signal, and soft start
Product Advantages
High efficiency in power conversion
Flexible voltage supply range compatible with various power sources
High-frequency operation for compact power supply design
Advanced control features for greater system reliability
Key Technical Parameters
Output Type: Transistor Driver
Function: Step-Down
Voltage Supply (Vcc/Vdd): 4.5V ~ 28V
Frequency Switching: Up to 1MHz
Duty Cycle (Max): 93%
Synchronous Rectifier: Yes
Quality and Safety Features
Operates effectively within a wide temperature range (-40°C to 85°C), ensuring reliability under different environmental conditions
Compatibility
Surface-mount technology (SMT) compatible for easier integration in modern PCB designs
Application Areas
Broadly applicable in power management solutions across industries such as telecommunications, computing, industrial controls, and consumer electronics
Product Lifecycle
Marked as Last Time Buy, indicating it is nearing discontinuation, customers should consider planning for replacements or upgrades
Several Key Reasons to Choose This Product
High efficiency and flexibility in voltage supply suitable for diverse applications
High-frequency operation allows for smaller, more efficient designs
Comprehensive control features enhance performance and safety
Synchronous rectification for improved power conversion efficiency
Texas Instruments' proven reliability and support in power management solutions
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