20A Constant Current Adjustable Step-down Power Module 300W High Power Synchronous Rectification Power Module Charging LED Driver Board
Specifications:
| Scope of application | high-power LED constant current drive, lithium battery charging (including ferroelectric), 4V, 6V, 12V, 14V, 24V battery charging, NiCdNiMH battery (battery pack) charging , solar panels, wind generators |
| Input voltage | DC6-40V |
| output voltage | continuously adjustable (1.2-35VDC) below 32V for a long time (suitable for applications where the input voltage is higher than the output voltage and cannot be boosted) |
| output current | Maximum 20A within 15A for a long time (power tube temperature exceeds 65 degrees, please add a fan to dissipate heat, high voltage output please derate use) |
| Adjustable resistance | 100K |
| Current limit range | 0.2-20A (adjustment) module exceeds 65 degrees, please add a fan . |
| Minimum dropout voltage | 3V |
| Operating frequency | 150KHZ |
| Conversion efficiency | up to about 96% efficiency is related to dropout voltage and operating environment |
| Output ripple | Ripple around 50mV (excluding noise) 20M bandwidth (for reference only) input 24V Measured |
| working temperature | -10?FC to +75?FC) (please pay attention to the power tube temperature in actual use, if the temperature is too high, please strengthen heat dissipation or derate use) |
| potentiometer adjustment direction | clockwise (increase), counterclockwise (decrease ) |
| Output short-circuit protection | yes (instantaneous protection) constant current (currently set constant current value can not be short-circuited for a long time) |
| Wiring method | terminal block |
| Module size | 60*53*30MM |
| Net weight | about 85 grams |
Features:
1. Wide range of applications:The adjustable step-down power supply module is suitable for a variety of applications, including high-power LED constant current drive, lithium battery charging, battery charging for different voltage levels, solar panels, wind generators, and more.2. High output current:With a maximum output current of 20A and long-term output current of 15A, this module can handle high-power applications with ease. However, it is important to note that when the power tube temperature exceeds 65 degrees, it is recommended to add a fan to dissipate heat and derate use for high voltage output.3. Continuously adjustable output voltage:The output voltage can be continuously adjusted from 1.2-35VDC, making it ideal for applications where the input voltage is higher than the output voltage and cannot be boosted.4. High conversion efficiency:With up to about 96% efficiency, this module is highly efficient and can help save energy and reduce costs. The efficiency is related to dropout voltage and operating environment.5. Compact size and easy installation:The module is small in size (60*53*30MM) and easy to install with a terminal block wiring method. It also comes with output short-circuit protection for added safety. Overall, the adjustable step-down power supply module is a versatile and reliable solution for a wide range of applications, offering high output current, continuously adjustable output voltage, high conversion efficiency, and easy installation in a compact size.
Package Include:
1?? Adjustable Step-down Power Module
Additional information
| Weight | 0.085 kg |
|---|
Reviews