TPS564208

Product Folder Order Now Technical Documents Tools & Software Support & Community TPS564208 SLVSDG0B – MARCH 2016 – REVISED DECEMBER 2017 TPS564208 4.5-V to 17-V Input, 4-A Synchronous Step-Down Voltage Regulator in SOT-23 1 Features 1 TPS564208 4-A Converter Integrated 50-mΩ and 22-mΩ FETs D-CAP2™ Mode Control with Fast Transient Response Input Voltage Range: 4.5 V to 17 V Output Voltage Range: 0.76 V to 7 V Continuous Current Mode 560-kHz Switching Frequency Low Shutdown Current Less than 10 µA 1.6% Feedback Voltage Accuracy (25ºC) Startup from Pre-Biased Output Voltage Cycle-by-Cycle Overcurrent Limit Hiccup-mode Overcurrent Protection Non-Latch UVP and TSD Protections Fixed Soft Start: 1.0 ms Create a Custom Design Using the TPS564208 With the WEBENCH® Power Designer 2 Applications Digital TV Power Supply High Definition Blu-ray™ Disc Players Networking Home Terminal Digital Set Top Box (STB) Surveillance Simplified Schematic CBST VOUT LO CO VIN TPS564208 1 GND 2 SW 6 VBST 5 EN 3 VIN 4 VFB CIN EN RFB2 RFB1 VOUT 3 Description The TPS564208 is a simple, easy-to-use, 4-A synchronous step-down converter in SOT-23 package. The device is optimized to operate with minimum external component count and also optimized to achieve low standby current. These switch mode power supply (SMPS) devices employ D-CAP2 mode control providing a fast transient response and supporting both lowequivalent series resistance (ESR) output capacito...