This 24V to 4.2V DCDC Buck Converter is a fixedoutput regulator that accepts an input voltage from 8V to 36V and delivers a stable 4.2V output at up to 1A. It is designed to create a reliable 4.2V rail from higher voltage sources, making it suitable for Liion battery charging circuits and other 4.2V loads. The module form factor supports straightforward integration into projects and assemblies. Key benefits Fixed 4.2V output from an input range of 8V to 36V Up to 1A continuous output current Simple, compact solution to derive a 4.2V rail from higher voltage sources Reduces the number of components and wiring needed to power 4.2V devices from common power supplies Wide input compatibility supports use with automotive, industrial, and other 8V–36V systems Key attributes Functionality: DCDC buck converter with fixed 4.2V output Input range: 8V to 36V Output: 4.2V fixed Maximum output current: 1A Topology: Buck converter Form factor: Compact module suitable for easy integration into projects Applications and use cases Liion battery charging circuits: derive a stable 4.2V rail from automotive, solar, or industrial power sources to support single cell charging related circuitry 4.2V rail for electronics: power 4.2V devices, sensors, microcontrollers, or other components that require a precise 4.2V supply from a higher voltage source Standalone 4.2V supply in compact systems: provide a dedicated 4.2V supply for compact robotics, test benches, or other 4.2V load requirements sourced from 8–36V Specifications at a glance Input voltage range: 8V–36V Output voltage: 4.2V (fixed) Maximum output current: 1A Type: DCDC buck converter Intended use: Converts higher voltage to a fixed 4.2V rail for compatible loads This description reflects the product scope and capabilities as stated in the model: a 24V to 4.2V DCDC Buck Converter with 8V–36V input and 1A output. It emphasizes practical benefits, clear specifications, and concrete use cases while maintaining a professional and credible tone.