TPS65320C-Q1

Product Folder Order Now Technical Documents Tools & Software Support & Community TPS65320C-Q1 SLVSD50D – MARCH 2016 – REVISED JUNE 2017 TPS65320C-Q1 36-V Step-Down Converter With Eco-mode™ and LDO Regulator 1 Features 1 Qualified for Automotive Applications AEC-Q100 Qualified with the Following Results: – Device Temperature Grade 1: –40°C to +125°C Ambient Operating Temperature – Device HBM ESD Classification Level 2 – Device CDM ESD Classification Level C4B One High-VIN Step-Down DC-DC Converter – Input Range of 3.6 V to 36 V – 250-mΩ High-Side MOSFET – Maximum Load Current 3.2 A, Output Adjustable 1.1 V to 20 V – Adjustable Switching Frequency 100 kHz to 2.5 MHz – Synchronizes to External Clock – High Efficiency at Light Loads With Pulse- Skipping Eco-mode™ Control Scheme – Maximum 140-µA Operating Quiescent Current One Low-Dropout Voltage (LDO) Regulator – Input Range of 3 V to 20 V, With Auto-Source to Balance Efficiency and Lower Standby Current – 280-mA Current Capability With Typical 45-µA Quiescent Current in No-Load Condition – Power-Good Output (Push-Pull) – Low-Dropout Voltage of 300 mV at IO = 200 mA (Typical) Overcurrent Protection for Both Regulators Overtemperature Protection 14-Pin HTSSOP Package With PowerPAD™ Integrated Circuit Package Typical Application Schematic VIN_LDO VI = 3.6 V to 36 V VIN Supply BOOT SW EN1 LDO Input EN2 Auto Source FB1 RT/CLK SS COMP LDO_OUT 1.1 V to 20 V, 3.2 A 5V 1.1 V to 5.5 V, 280 mA GND Regulator FB2 ...