TPS5450-EP
www.ti.com ....................................................................................................
TPS5450-EP
www.ti.com ....................................................................................................................................................................................................... SLVS935 – JULY 2009
5-A, WIDE INPUT RANGE, STEP-DOWN SWIFT™ CONVERTER
FEATURES
1
2 Qualified for Automotive Applications Wide Input Voltage Range: 5.5 V to 36 V Up to 5-A Continuous (6-A Peak) Output
Current
High Efficiency Greater than 90% Enabled by 110-mΩ Integrated MOSFET Switch
Wide Output Voltage Range: Adjustable Down to 1.22 V with 1.5% Initial Accuracy
Internal Compensation Minimizes External Parts Count
Fixed 500-kHz Switching Frequency for Small Filter Size
18-µA Shutdown Supply Current Improved Line Regulation and Transient
Response by Input Voltage Feed Forward
System Protected by Overcurrent Limiting, Overvoltage Protection, and Thermal Shutdown
Available in Small Thermally Enhanced 8-Pin SOIC PowerPAD™ Package
For SWIFT™ Documentation, Application Reports and Design Software, See the TI Website at www.ti.com/swift
APPLICATIONS
High-Density Point-of-Load
Regulators LCD Displays, Plasma Displays Battery Chargers 12-V/24-V Distributed Power Systems
SUPPORTS DEFENSE, AEROSPACE, AND MEDICAL APPLICATIONS
Controlled Baseline One Assembly/Test Site One Fabrication Site Available in Military (–55°C/125°C)
Temperature Range(1)
Extended Product Life Cycle Extended Product-Change Notification Product Traceab...
