TPS65320C-Q1 Datasheet | Texas Instruments

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 k Hz 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-m A Current Capability With Typical 45-µA Quiescent Current in No-Load Condition - Power-Good Output (Push-Pull) - Low-Dropout Voltage of 300 m V at IO = 200 m A (Typical) - Overcurrent Protection for Both Regulators - Overtemperature Protection - 14-Pin HTSSOP Package With Power PAD™ 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 P LDO_OUT 1.1 V to 20 V, 3.2 A 5V 1.1 V to 5.5 V, 280 m A GND Regulator FB2 Control...