TPS54383PWPR Datasheet

3-A Dual Non-Synchronous Converter With Integrated High-Side Mosfet


The TPS54383PWPR is dual output, non-synchronous buck converters capable of supporting 3-A output applications that operate from a 4.5-V to 28-V input supply voltage, and require output voltages between 0.8 V and 90% of the input voltage. TPS54383PWPR Features • 4.5-V to 28-V Input Range• Output Voltage Range 0.8 V to 90% of Input Voltage• Output Current Up to 3 A• Two Fixed Switching Frequency Versions: – TPS54383: 300 kHz – TPS54386: 600 kHz• Three Selectable Levels of Overcurrent Protection (Output 2)• 0.8-V 1.5% Voltage Reference• 2.1-ms Internal Soft Start• Dual PWM Outputs 180° Out-of-Phase• Ratiometric or Sequential Startup Modes Selectable by a Single Pin• 85-mΩ Internal High-Side MOSFETs• Current Mode Control• Internal Compensation (See Page 16)• Pulse-by-Pulse Overcurrent Protection• Thermal Shutdown Protection at +148°C• 14-Pin PowerPAD™ HTSSOP package TPS54383PWPR Applications • Set Top Box• Digital TV• Power for DSP• Consumer Electronics


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Manufacturer information


ON Semiconductor - ON Semiconductor (Nasdaq: ON) is driving energy efficient innovations, empowering customers to reduce global energy use. The company offers a comprehensive portfolio of energy efficient power and signal management, logic, discrete and custom solutions to help design engineers solve their unique design challenges in automotive, communications, computing, consumer, industrial, LED lighting, medical, military/aerospace and power supply applications. ON Semiconductor operates a responsive, reliable, world-class supply chain and quality program, and a network of manufacturing facilities, sales offices and design centers in key markets throughout North America, Europe, and the Asia Pacific regions.

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