Enhance your electronic projects with this high-performance Step-Down Voltage Converter Module, designed for efficient and reliable DC-DC power conversion. Built with premium electronic components and precision manufacturing, this module delivers stable voltage regulation with high efficiency ranging from 76% to 92%, operating at a 900KHz switching frequency. Available in multiple output voltage options—3.7V, 5V, 9V, and 12V—this compact and lightweight module is ideal for various applications requiring step-down voltage regulation. Key Features: · High Efficiency DC-DC Step-Down Converter: Operating frequency at 900KHz ensures efficient power conversion with efficiency between 76% and 92%, reducing energy loss and heat generation. · Multiple Output Voltage Options: Choose from 3.7V, 5V, 9V, or 12V output voltages to suit your specific project requirements. · Wide Input Voltage Range: Supports input voltages from 4.5V up to 27V depending on the output voltage selected, providing flexibility for different power sources. · Reliable Current Output: Maximum continuous output current ranges from 2A to 2.5A, with short-time peak currents up to 3.5A for demanding loads. · Advanced Protection Features: Includes over-temperature shutdown, under-voltage lockout (UVLO), BS-voltage protection, and short circuit protection to ensure safe and stable operation. · Low Quiescent Current: Approximately 250µA quiescent current minimizes power consumption during standby, enhancing overall energy efficiency. · Compact and Lightweight Design: Measuring just 25 x 15 x 6.3mm and weighing only 2.4g, this module is easy to integrate into space-constrained projects. · Wide Operating Temperature Range: Functions reliably in temperatures from -20°C to +85°C, suitable for various environmental conditions. Specifications: · Type: Step-Down Power Supply Module · Output Voltages Available: 3.7V, 5V, 9V, 12V (Optional) · Input Voltage Range:  - 3.7V Output: 4.5V–27V  - 5V Output: 6.5V–27V  - 9V Output: 11V–27V  - 12V Output: 13V–27V · Maximum Output Current: 2A to 2.5A (varies by model) · Short-Time Maximum Output Current: Up to 3.5A · Operating Frequency: 900KHz · Quiescent Current: ~250µA · Operating Temperature: -20°C to +85°C · Dimensions: 25 x 15 x 6.3mm (0.98 x 0.59 x 0.25 inches) · Weight: Approx. 2.4g (0.1oz) Package Includes: · 1 x Step-Down Power Supply Module This versatile Step-Down Voltage Converter Module is perfect for powering a wide range of electronic devices and projects, offering efficient voltage regulation, robust protection features, and compact design for easy integration. Ideal for hobbyists, engineers, and DIY enthusiasts seeking reliable DC power solutions.