Manufacturer Part Number
TPS40130DBT
Manufacturer
Texas Instruments
Introduction
The TPS40130DBT is a step-down, or buck, controller from Texas Instruments, catering to sophisticated power management applications requiring dual outputs. It is part of a broader category of power management integrated circuits (PMIC) and utilizes DC-DC switching controls for efficient power conversion.
Product Features and Performance
Step-down (Buck) functionality for efficient voltage regulation
Dual-output capability allows for powering multiple devices
Supports a broad supply voltage range from 3V to 40V, catering to versatile application needs
Adjustable switching frequency from 100kHz to 1.2MHz, providing flexibility in balancing efficiency and component size
Maximum duty cycle of 87.5%, enabling a wide range of output voltages
Incorporates synchronous rectification for enhanced efficiency
Features clock synchronization to maintain system integrity in multi-controller environments
Control features include current limit, enable, frequency control, power good signal, and soft start for improved system stability and performance
Product Advantages
Enhanced power efficiency and reduced heat generation due to synchronous rectification
Flexible power management solution that can be fine-tuned for specific application needs through adjustable switching frequency and dual outputs
Wide input voltage range accommodates various power sources and systems
Integration of multiple control features ensures reliable operation and stability of the power supply
Key Technical Parameters
Voltage Supply (Vcc/Vdd): 3V ~ 40V
Frequency Switching: 100kHz ~ 1.2MHz
Duty Cycle (Max): 87.5%
Output Phases: 2
Operating Temperature: -40°C ~ 85°C (TA)
Package / Case: 30-TFSOP
Quality and Safety Features
Overcurrent protection and soft start prevent damage from sudden power surges
Operating temperature range of -40°C to 85°C ensures reliable performance under varying environmental conditions
Compatibility
Surface mount technology for compatibility with modern PCB designs
Dual output facilitates integration into systems requiring multiple regulated voltages
Application Areas
Distributed Power Systems
Telecommunications
Networking Equipment
Computing Peripherals
Product Lifecycle
Notified as "Not For New Designs", indicating that it is approaching the end of its lifecycle but may still be available for existing designs
Users should consider seeking replacements or upgrades for new applications
Several Key Reasons to Choose This Product
Dual output capability enhances system design flexibility
Broad input voltage range supports a variety of power sources and applications
Adjustable switching frequency allows optimization between efficiency and component size
Comprehensive control features ensure stable and reliable power supply operation
Texas Instruments' reputation for quality and support provides assurance of product reliability and availability
TPS40120PWTexas InstrumentsIC PROG FEEDBK DIVIDER 14-TSSOP