Manufacturer Part Number
TPS43350QDAPRQ1
Manufacturer
Texas Instruments
Introduction
The TPS43350QDAPRQ1 is an automotive-grade DC-DC Switching Controller designed for power management applications.
Product Features and Performance
Dual-channel synchronous buck controller
Wide input voltage range of 4V to 40V
Supports high-frequency operation from 150kHz to 600kHz
High maximum duty cycle of 98.75% for a wide output voltage range
Includes a synchronous rectifier for increased efficiency
Clock synchronization capability
Various control features including Enable, Frequency Control, Power Good, Soft Start, and Tracking
Product Advantages
Automotive-grade with AEC-Q100 qualification
Dual-phase operation for better load response
Efficient power conversion for automotive applications
Low external component count due to integrated functions
Key Technical Parameters
Output Type: Transistor Driver
Function: Step-Down
Output Configuration: Positive
Topology: Buck
Number of Outputs: 2
Output Phases: 2
Voltage - Supply (Vcc/Vdd): 4V to 40V
Frequency - Switching: 150kHz to 600kHz
Duty Cycle (Max): 98.75%
Synchronous Rectifier: Yes
Clock Sync: Yes
Operating Temperature: -40°C to 125°C (TJ)
Quality and Safety Features
Optimized for automotive applications (AEC-Q100 qualified)
Robust thermal performance and high reliability
Protection features for improved system safety
Compatibility
Compatible with a range of output voltages and external components
Suitable for automotive power systems
Application Areas
Automotive electronics
Power supply modules
Energy management systems
Product Lifecycle
Status: Active
No indication of impending discontinuation
Options for upgrades or replacements available within Texas Instruments product line
Several Key Reasons to Choose This Product
Optimized for demanding automotive environments
High versatility with broad input voltage range and dual outputs
Designed for high-efficiency and low-power dissipation
Integrated features reduce external component requirements, saving space and cost
Reliable performance within extended temperature ranges