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AC/DC用 准谐振控制器型 DC/DC转换器IC_BD7683FJ-LB

本产品是面向工业设备市场的产品,保证可长期稳定供货。是最适合这些用途的产品。准谐振控制器型DC/DC转换器BD7683FJ-LB为所有存在插口的产品提供最佳的系统。为准谐振动作,实现了软开关,有助于实现低EMI。通过外接开关MOSFET及电流检测电阻,可实现高自由度的电源设计。内置欠压功能,可监控输入电压,有助于实现最佳系统。内置脉冲串模式,可降低轻负载时的功耗。BD7683FJ-LB内置了软启动功能、脉冲串功能、逐周期过电流限制、过电压保护、过负荷保护、欠压功能等各种保护功能。内置了对SIC-MOSFET进行最佳驱动的栅极箝位电路。

型号
Status
封装
包装数量
最小独立包装数量
包装形态
RoHS
BD7683FJ-LBE2 供应中 SOP-J8 2500 2500 Taping Yes
 
特性:
FET -
Controller Type QR
Vin1(Min.)[V] 15.0
Vin1(Max.)[V] 27.5
SW frequency(Max.)[KHz] 120.0
Vcc OVP Latch
BR PIN Yes
Channel 1
Light Load mode Yes
EN No
Soft Start Yes
Thermal Shut-down Yes
Under Voltage Lock Out Yes
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 105
特点:
    • Pin 8 : SOP-J8 Package (6.00mm × 4.90mm : 1.27mm pitch [TYP] )
    • Quasi-resonant type (low EMI)
    • Frequency reduction mode
    • Low current consumption (19µA), during standby
    • Low current consumption when no load (burst operation when light load)
    • Maximum frequency (120kHz)
    • CS Pin Leading-Edge Blanking
    • VCC UVLO (Under Voltage Drop Out protection)
    • VCC OVP (Over Voltage Protection)
    • Per-cycle over-current protection circuit
    • Soft start
    • ZT trigger mask function
    • Voltage protection function (brown out)
    • ZT OVP (Over Voltage Protection)
    • Gate-clamp circuit
 
 
 
 
技术信息
Application Note

Thermal Resistance