Manufacturer Part Number
LP8731QYZRRQ1
Manufacturer
Texas Instruments
Introduction
Automotive synchronous buck and linear regulator
Product Features and Performance
Synchronous step-down (buck) topology
Dual linear regulators (LDOs)
Integrated power control
High-frequency operation at 2.1MHz
Product Advantages
Multiple outputs for system flexibility
Compact 25-WFBGA, DSBGA package
Designed to meet AEC-Q100 standards for automotive reliability
Energy-efficient for battery-powered applications
Key Technical Parameters
4 outputs: 2 buck converters and 2 LDOs
Buck converter output voltage range: 0.8875V to 1.675V
Buck converter output current: 1.2A
LDO output voltage range: 0.8V to 3.3V
LDO output current: 300mA
Supply voltage range: 2.8V to 5.5V
Quality and Safety Features
Automotive-grade qualification
Operational temperature range from -40°C to 125°C
Compatibility
Surface mount compatible
Designed for power management in automotive applications
Application Areas
Automotive systems
Advanced driver-assistance systems (ADAS)
Infotainment systems
Power supplies for microprocessors and peripherals
Product Lifecycle
Obsolete
May require evaluation of replacements or upgrades for new designs
Several Key Reasons to Choose This Product
Designed specifically for the rigorous demands of automotive applications
High-efficiency synchronous operation extends battery life
Space-saving package suitable for compact automotive systems
Provides multiple regulated voltages from a single device, reducing component count
Supports a wide range of operating temperatures, ensuring performance in harsh automotive environments
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