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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 | BD7683FJ-LBE2
Status | 供应中
封装 | SOP-J8
包装数量 | 2500
最小独立包装数量 | 2500
包装形态 | Taping
RoHS | 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