Manufacturer Part Number
TPS40040DRBR
Manufacturer
Texas Instruments
Introduction
The TPS40040DRBR is a step-down DC-DC switching controller from Texas Instruments designed for power management applications, ensuring efficient voltage regulation in electronic devices.
Product Features and Performance
Buck topology with positive output configuration
Single output with one output phase
Supports a supply voltage range from 2.25V to 5.5V
High-frequency switching at 300kHz
Maximum duty cycle of 95%
Integrated synchronous rectifier for improved efficiency
Operating temperature ranges from -40°C to 125°C
Product Advantages
High efficiency with synchronous rectification
Compact 8-VDFN exposed pad package for space-sensitive applications
Wide input voltage suitable for various battery technologies and power supplies
High switching frequency allows for smaller external components
Key Technical Parameters
Voltage Supply (Vcc/Vdd): 2.25V ~ 5.5V
Frequency Switching: 300kHz
Duty Cycle (Max): 95%
Number of Outputs: 1
Quality and Safety Features
Built to operate reliably over a broad temperature range (-40°C ~ 125°C)
Robust surface mount package ensures mechanical stability under different conditions
Compatibility
Compatible with a variety of capacitors and inductors due to versatile supply voltage and switching frequency specifications
Application Areas
Telecommunications
Computing systems
Portable electronic devices
Networking equipment
Product Lifecycle
Status: Active
Not nearing discontinuation and replacements or upgrades should be available as needed
Several Key Reasons to Choose This Product
Highly efficient power conversion capability reduces energy loss
Suitable for compact and complex electronic assemblies due to small package size
Operates across a wide range of temperatures and input voltages, ensuring flexibility in system design
High duty cycle maximizes the available output voltage range
Texas Instruments' reputation for durable and reliable components
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