Features: _x000D_ 1. This buck converter is designed to convert input voltage into lower output voltage, and its input voltage range is 4.5-27V. _x000D_ 2. Multiple protection functions including over-temperature shutdown, under-voltage lockout (UVLO), BS-voltage protection, and short circuit protection. _x000D_ 3. Made with high quality electronic components, stable performance. _x000D_ 4. Reasonable component layout, easy to wire and use. _x000D_ 5. Application: Motor toy, LED, CCTV camera, instrument, battery charger, audio amplifier and more. _x000D_ _x000D_ Specification: _x000D_ Output voltage: 3V 3.3V 3.7V 5V 6V 7.5V 9V 12V (Optional) _x000D_ Working frequency 900kHz _x000D_ Conversion efficiency: 76-92% _x000D_ Working temperature: -20~50 _x000D_ Size: 25*15*6.3mm / 0.98*0.59*0.25in _x000D_ Weight: 3g (approx.) _x000D_ _x000D_ 3V : _x000D_ Input voltage: 4.5~27V _x000D_ Output voltage: 3V _x000D_ Maximum output current: 2.5A _x000D_ Short time maximum output current: 3.5A _x000D_ Quiescent current: about 250A _x000D_ _x000D_ 3.3V : _x000D_ Input voltage: 4.5~27V _x000D_ Output voltage: 3.3V _x000D_ Maximum output current: 2.5A _x000D_ Short time maximum output current: 3.5A _x000D_ Quiescent current: about 250A _x000D_ _x000D_ 3.7V : _x000D_ Input voltage: 4.5~27V _x000D_ Output voltage: 3.7V _x000D_ Maximum output current: 2.5A _x000D_ Short time maximum output current: 3.5A _x000D_ Quiescent current: about 250A _x000D_ _x000D_ 5V : _x000D_ Input voltage: 6.6~27V _x000D_ Output voltage: 5V _x000D_ Maximum output current: 2.5A _x000D_ Short time maximum output current: 3.5A _x000D_ Quiescent current: about 250A _x000D_ _x000D_ 6V : _x000D_ Input voltage: 7.5~27V _x000D_ Output voltage: 6V _x000D_ Maximum output current: 2.5A _x000D_ Short time maximum output current: 3.3A _x000D_ Quiescent current: about 250A _x000D_ _x000D_ 7.5V : _x000D_ Input voltage: 9~27V _x000D_ Output voltage: 7.5V _x000D_ Maximum output current: 2.5A _x000D_ Short time maximum output current: 3A _x000D_ Quiescent current: about 250A _x000D_ _x000D_ 9V : _x000D_ Input voltage: 11~27V _x000D_ Output voltage: 9V _x000D_ Maximum output current: 2.3A _x000D_ Short time maximum output current: 3A _x000D_ Quiescent current: about 250A _x000D_ _x000D_ 12V : _x000D_ Input voltage: 13~27V _x000D_ Output voltage: 12V _x000D_ Maximum output current: 2A _x000D_ Short time maximum output current: 3A _x000D_ Quiescent current: about 250A _x000D_ _x000D_ Package List: _x000D_ 1 * Voltage Converter _x000D_ _x000D_ Note: _x000D_ This is a DC-DC voltage converter module, Must be noted when using: _x000D_ 1. Input voltage can not be greater than the maximum input range _x000D_ 2. Output power can not be greater than the maximum load for a long time _x000D_ 3. Input power must be greater than the output power, because the power consumption of the module itself