Our advantages

Chinese manufacturing processes have undergone years of iteration, resulting in mature and reliable technologies. Many international corporations opt for production outsourcing in China.  As an electronic components manufacturer in China, our products can fully replace those of major international brands in 99% of applications without the need for testing verification. Our products boast high consistency in quality, reasonable pricing, ample inventory, flexible supply, short lead times, and professional after-sales service.

Description
● SL9459 is a step-down switch regulator with an integrated power MOSFET. It achieves fast loop response  andimproves loop stability through current mode control.
● It offers high-efficiency output of 0.5A current with a wide input voltage range from 4.5V to 60V, suitable for various step-down power conversion applications in mobile environments.
● Its shutdown static current of 0.1uA makes it suitable for battery-powered applications.
● Fault protection features include cycle-by-cycle current limiting protection and thermal shutdown protection.
● The circuit has a simple peripheral design and comes in an SOT23-6L package.

Features
● 0.5A peak output current
● Wide operating voltage range from 4.5V to 60V
● Internal power MOSFET with 1Ω on resistance
● Fixed switching frequency of 480kHz
● Ceramic output capacitor for stability
● Cycle-by-cycle overcurrent protection
● Thermal shutdown protection
● Efficiency greater than 90%
● Adjustable output from +0.81V to 0.95Vin
● Low shutdown mode current: <1uA
● 6-pin SOT23 package

Application
● High voltage power conversion
● Automotive systems
● Industrial power systems
● Distributed power systems
● Battery-powered systems