This is a powerful module using Kis-3R33S integrated with adjustable MOSFET of MP2307DN.
Wide input range 4.75-24V with rated 2.5A continuously current (max. up to 4A). great transient respond and cycle current control. This module is great for LED, GPS, MP3 and MP4 etc.
Easy modification with limited components which can be adjustable output voltage to suit you need.
Size: 45 (L) *32 (W) * 16 (H) mm
Input voltage: 4.75-24V
Output voltage: 0.93-18V
Efficiency: up to 98% (when 12v to 5v)
Output current: rated 2.5A, max up to 4A peak
Low ESR Ceramic capacitors is recommended at input and output
Internal Frequency: Fixed 340kHz
Output ripple: 20M bandwidth (for reference only)
Protection: Cycle-by-cycle over current protection