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TPS54233-Q1 Datasheet

Part Number TPS54233-Q1
Manufacturers Texas Instruments
Logo Texas Instruments
Description Step-Down DC-DC Converter
Datasheet TPS54233-Q1 DatasheetTPS54233-Q1 Datasheet (PDF)

TPS54233-Q1 www.ti.com SLUSAZ7A – MARCH 2012 – REVISED MARCH 2012 2-A, 28-V INPUT, STEP-DOWN DC/DC CONVERTER WITH ECO-MODE™ Check for Samples: TPS54233-Q1 FEATURES 1 •2 Qualified for Automotive Applications • AEC-Q100 Test Guidance With the Following Results: – Device Temperature Grade1: –40°C to +125°C Ambient Operating Temperature Range – Device HBM ESD Classification Level H2 – Device CDM ESD Classification Level C3B • 3.5 V to 28 V Input Voltage Range • Adjustable Output Voltage Down to .

  TPS54233-Q1   TPS54233-Q1






Step-Down DC-DC Converter

TPS54233-Q1 www.ti.com SLUSAZ7A – MARCH 2012 – REVISED MARCH 2012 2-A, 28-V INPUT, STEP-DOWN DC/DC CONVERTER WITH ECO-MODE™ Check for Samples: TPS54233-Q1 FEATURES 1 •2 Qualified for Automotive Applications • AEC-Q100 Test Guidance With the Following Results: – Device Temperature Grade1: –40°C to +125°C Ambient Operating Temperature Range – Device HBM ESD Classification Level H2 – Device CDM ESD Classification Level C3B • 3.5 V to 28 V Input Voltage Range • Adjustable Output Voltage Down to 0.8 V • Integrated 80-mΩ High-Side MOSFET Supports up to 2-A Continuous Output Current • High Efficiency at Light Loads With a PulseSkipping Eco-mode™ • Fixed 300-kHz Switching Frequency • Typical 1 μA Shutdown Quiescent Current • Adjustable Slow Start Limits Inrush Currents • Programmable UVLO Threshold • Overvoltage Transient Protection • Cycle by Cycle Current Limit, Frequency Fold Back and Thermal Shutdown Protection • Available in the SOIC8 Package • Supported by SwitcherPro™ Software Tool (http://focus.ti.com/docs/toolsw/folders/print/s witcherpro.html) APPLICATIONS • LCD Displays, Peripherals, and Battery Chargers • Car Audio Power Supplies • 5V, 12V and 24V Distributed Power Systems DESCRIPTION The TPS54233-Q1 is a 28 V, 2 A non-synchronous buck converter that integrates a low RDS(on) high side MOSFET. To increase efficiency at light loads, a pulse skipping Eco-mode™ feature is automatically activated. Furthermore, the 1 μA shutdown supply current allows the device to be used .


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