Note: supply voltage 5V...28V. Note: 5-28V 4Ch 200mA/Ch Step-up WLED Driver. Marking on the case: MP3394S. Number of terminals: 16. Pd (Power Dissipation, Max): 1.56W. RoHS: yes. Assembly/installation: surface-mounted component (SMD). Housing: SO. Housing (according to data sheet): SO-16. Operating temperature: -40...+125°C. VCC: 5.2...6.4V