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The Texas Instruments TPS61087DRCR is a high-efficiency, step-up (boost) DC-DC converter designed to provide regulated output voltage from a lower input voltage. It features a wide input voltage range and can deliver high-output current, making it suitable for applications that require increased voltage from a single-cell lithium-ion or lithium-polymer battery. Functions - Boost Conversion: Increases the input voltage to a desired output voltage. - High Efficiency: Designed to minimize power losses, providing efficient power conversion. - Adjustable Output Voltage: The output voltage can be set by external resistors. - Protection Features: Includes overvoltage protection, overcurrent protection, and thermal shutdown. Applications - Portable Devices: Used in smartphones, tablets, and wearables that require efficient power management from battery sources. - LED Drivers: Can drive LED arrays for lighting applications. - Battery-Powered Systems: Ideal for systems powered by single-cell batteries needing higher voltages. - Power Management: Utilized in various electronic circuits requiring stable, increased voltage from lower voltage inputs. Alternative Parts - TPS61086: Another boost converter with similar specifications but designed for slightly different applications. - TPS61088: A more advanced version with additional features for higher efficiency and power management. - TPS61070: A lower-power version suitable for applications that require less current. - LT1302: An alternative from Linear Technology offering similar boost capabilities. Embedded Modules Texas Instruments provides development kits and evaluation modules for the TPS61087, such as the TPS61087EVM-001, which can help with prototyping and evaluation of the converter's performance in various applications. Related Q&A Q1: What is the input voltage range for the TPS61087? A1: The TPS61087 has an input voltage range of 2.3V to 5.5V, making it suitable for single-cell lithium-ion or lithium-polymer battery applications. Q2: How can I adjust the output voltage of the TPS61087? A2: The output voltage can be adjusted by changing the values of two external resistors connected to the feedback pin of the TPS61087. The feedback voltage is typically set at 1.2V. Q3: What is the maximum output current the TPS61087 can deliver? A3: The TPS61087 can deliver up to 2A of output current, which enables it to power demanding applications effectively. Q4: Does the TPS61087 have any built-in protection features? A4: Yes, it has built-in protection features such as overvoltage protection, overcurrent protection, and thermal shutdown to safeguard the device and the load. Q5: Which development tools are available for testing the TPS61087? A5: Texas Instruments offers evaluation modules like the TPS61087EVM-001 and software tools such as WEBENCH Power Designer for simulation and design support related to the TPS61087.