90V to 5V 90V to 12V high-performance switching power supply IC with its high efficiency,
外围电路简单、安装调试简便、性能优良、价格低廉等优点，
More and more used as power sources for instruments, electrical appliances, etc.,
越来越多地用作仪器、电器等的电源，
It has a small number of pins and can accurately control the duty cycle.
具有管脚数量少、可精确地控制占空比，
Realize regulated output, also has low standby power consumption and many protection functions,
实现稳压输出,还拥有低待机功耗和众多保护功能,
Provide designers with a cost-effective solution with minimal external components,
为设计人员提供只需最少的外部元件就能获得成本效益高的解决方案,

90V to 5V 90V to 12V high-performance switching power supply IC 
90V转5V90V转12V高性能开关电源IC复合模式的应用使芯片
composite mode application makes the chip
能够实现低静态功耗、低音频噪音、高效率。
It can achieve low static power consumption, low audio noise, and high efficiency.
满载时芯片工作在PFM模式，随着负载降低，
When fully loaded, the chip works in PFM mode. As the load decreases,
芯片会逐渐进入到绿色模式，以提高整个系统的效率。
With multiple protection functions:
具有多种保功能：
Cycle-by-cycle peak current detection, VDD under-voltage/over-voltage protection, output over-voltage protection, output 
逐周期峰值电流检测、VDD 欠压/过压保护、输出过压保护、输出短路保护和过温保护等。
Used in industrial automation control, communication equipment, power equipment, instrumentation, security 
应用于工业自动化控制、通讯设备、电力设备、仪器仪表、安防监控，等领域。


DCDC90V to 5V90V to 12V switching power supply IC parameters
DCDC90V转5V90V转12V开关电源IC参数