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单级降压转换8A同步DC降压转换器CXSD62365电流模式PWMs电流感应电阻可编程开关频率软启动输入/输出电压比 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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目录7.相关产品 产品概述 返回TOP The CXSD62365 CXSD62366 achieves high efficiency at a reduced cost by eliminating the current-sense resistor found in traditional current-mode PWMs. Single-stage buck conversion allows these devices to directly step down high-voltage batteries for the highest possible efficiency. The built-in 5V LDO supports 20mA for internal circuits. The GCXSD62365 CXSD62366is intended for the main power supply of LCD TV, Notebook Computer, or other low-voltage supplies as low as 0.75V. The CXSD62365 CXSD62366is available in QFN4X4-28 package.CXSD62365 CXSD62366is a 8A, synchronous DC/DC buck converter with integrated 20mΩ N-channel high-side MOSFET and 20mΩ N-channel low-side MOSFET. It uses constant on-time control scheme to handle wide input/output voltage ratios with ease and provides 100ns “instant-on” response to load transients while maintaining a relatively constant switching frequency.产品特点 返回TOP „ Ultra-High Efficiency „ Integrated 20mΩ at Vcc=5V N-Channel MOSFET for Low Side „ Integrated 20mΩ at Vcc=5V N-Channel MOSFET for High Side „ No Current-Sense Resistor (Lossless ILIMIT) „ Quasi-PWM with 100ns Load-Step Response „ 1% VOUT Accuracy Over Line and Load „ Programmable Switching Frequency „ Adjustable Output Range from 0.75V „ 4.5V to 28V Adapter or Battery Input Range „ Integrated Boost Switch „ OVP & UVP „ Over Temperature Protection (non-latch) „ 3.3ms Soft-Start „ Power-Good Indicator „ Fixed 5V, 20mA Linear Regulator 应用范围 返回TOP „ LCD Monitor/LCD TV „ Notebook Computers „ I/O Supply „ Chipset/RAM Supply as Low as 0.75V „ Networking Power Supply 技术规格书（产品PDF) 返回TOP 需要详细的PDF规格书请扫一扫微信联系我们，还可以获得免费样品以及技术支持！ 产品封装图 返回TOP
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发表时间：2020-05-21浏览次数：322
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| (1.)CXLE86296D 五通道高 ... (2.)CXLE86295D 五通道高 ... (3.)CXLE86294E PWM调光LE ... (4.)CXLE86293EI 线性恒流 ... (5.)CXLE86292CI 五通道I2 ... (6.)CXLE86291C 三通道PWM ... (7.)CXLE83205X PWM调光LE ... (8.)CXLE83204XS高精度PWM ... (9.)CXLE83203F：高功率DIP7 ... (10.)CXLE83202F：高精度PWM ... |
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