TPS28225-Q1

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS28225-Q1 SLUSAR9C – DECEMBER 2011 – REVISED OCTOBER 2016 TPS28225-Q1 High-Frequency 4-A Sink Synchronous MOSFET Drivers 1 Features 1 Qualified for Automotive Applications Drives Two N-Channel MOSFETs With 14-ns Adaptive Dead Time Wide Gate Drive Voltage: 4.5 V Up to 8.8 V With Best Efficiency at 7 V to 8 V Wide Power System Train Input Voltage: 3 V Up to 27 V Wide Input PWM Signals: 2 V Up to 13.2-V Amplitude Capable of Driving MOSFETs With ≥40-A Current per Phase High Frequency Operation: 14-ns Propagation Delay and 10-ns Rise or Fall Time Allows FSW up to 2 MHz Capable of Propagating <30-ns Input PWM Pulses Low-Side Driver Sink On-Resistance (0.4 Ω) Prevents dV/dT Related Shoot-Through Current 3-State PWM Input for Power Stage Shutdown Space Saving Enable (input) and Power Good (output) Signals on Same Pin Thermal Shutdown UVLO Protection Internal Bootstrap Diode Economical SOIC-8 and Thermally Enhanced 3-mm × 3-mm VSON-8 Packages High Performance Replacement for Popular 3-State Input Drivers 2 Applications Multi-Phase DC-to-DC Converters With Analog or Digital Control Synchronous Rectification for Isolated Point of Load Wireless Charging Transmitter 3 Description The TPS28225-Q1 is a high-speed driver for Nchannel complementary driven power MOSFETs with adaptive dead-time control. This driver is optimized for use in variety of high-current, si...