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型号	下载订购	功能描述	制造商上传企业	LOGO
LD7831	文件：569.49 Kbytes Page：17 Pages	High Power Factor Primary Side Flyback LED Controller With HV Start-up 文件：569.49 Kbytes 页数：17 Pages	LEADTREND 通嘉科技	LEADTREND
LD7831GR	文件：569.49 Kbytes Page：17 Pages	丝印：LD7831GR；Package：SOP-7；High Power Factor Primary Side Flyback LED Controller With HV Start-up 文件：569.49 Kbytes 页数：17 Pages	LEADTREND 通嘉科技	LEADTREND
LD7831GS	文件：569.49 Kbytes Page：17 Pages	丝印：LD7831GS；Package：SOP-8；High Power Factor Primary Side Flyback LED Controller With HV Start-up 文件：569.49 Kbytes 页数：17 Pages	LEADTREND 通嘉科技	LEADTREND
LD7831	文件：300 bytes Page：1 Pages	LED 应用产品 : AC/DC LED照明控制器/驱动器 The LD7831 is a high power factor primary side Flyback LED controller with HV start-up, specially designed for LED lighting.The LD7831 provides constant current (CC) operation requiring neither photo-coupler nor secondary control circuit. It minimizes the components counts in a SOP-7. Those make it ·High Voltage (700V) Startup Circuit\n·High Power Factor Flyback Primary Side PFC Controller\n·High Efficiency Transition Mode Operation\n·28V VCC OVP (VCC Over Voltage Protection)\n·OCP (Cycle by Cycle Current Limiting)\n·SCP (Output Short Protection)\n·OTP (Over Temperature Protection)\n·CS Short ;	Leadtrend 通嘉科技	Leadtrend

VIN：
90V~264V AC
Topology：
Primary Feedback
HV start：
Yes
Power Factor：
> 0.90
Current Accuracy for system(%)：
+/-5
Application：
LED lighting
Power Output (W) Recommend：
250
Max. Freqency of Switching (kHz)：
--
MOS Integrated SpecificationVoltage Rating (V)Current Rating(A)：
--Select--Data Sheets

更多LD7831供应商更新时间2025-12-10 17:44:00