STMicroelectronics L7985ATR

The L7985ATR is a high-efficiency buck converter that operates with a wide input voltage range and is capable of delivering a maximum output current. It features a low quiescent current and includes various protections like over current and thermal shutdown. Functions 1. Step-down Regulation: Converts a higher input voltage to a lower output voltage efficiently. 2. Wide Input Voltage Range: Accepts a broad range of input voltages, making it versatile for different power supply scenarios. 3. High Efficiency: Designed to provide high efficiency, reducing heat generation. 4. Integrated Protection Features: Includes over-current protection (OCP), thermal shutdown (TSD), and under-voltage lockout (UVLO). Applications - Power Supply Units: Used in power management for various electronic devices. - Consumer Electronics: Ideal for powering mobile devices, laptops, and consumer gadgets. - Industrial Equipment: Employed in applications requiring reliable power conversion. - Telecommunications: Utilized in telecom gear to maintain stable voltage supply. - Automotive Electronics: Suitable for automotive applications needing efficient power management. Alternative Parts 1. LM2596: A similar step-down voltage regulator known for its simplicity and effectiveness. 2. TPS563201: A buck converter with high efficiency for lower output currents. 3. MICREL MIC2185: Offers similar features with adjustable voltage output. Embedded Modules While there may not be specific embedded modules solely built around the L7985ATR, it can be found as part of development boards or in power management modules that include multiple components for managing power supplies in other circuits. Related Q&A Q1: What is the input voltage range for the STMicroelectronics L7985ATR? A1: The L7985ATR operates over an input voltage range from 4.5 V to 60 V. --- Q2: What output current can the L7985ATR provide? A2: The L7985ATR can deliver up to 3 A of output current. --- Q3: What types of protection features does the L7985ATR include? A3: It includes over-current protection (OCP), thermal shutdown (TSD), and under-voltage lockout (UVLO). --- Q4: Can the L7985ATR be used in automotive applications? A4: Yes, the L7985ATR is suitable for automotive applications due to its wide input voltage range and robust performance. --- Q5: What is the typical efficiency of the L7985ATR? A5: The L7985ATR typically provides high efficiency, often exceeding 90%, depending on the load conditions.