AC/DC用 准谐振控制器型 DC/DC转换器IC BD7684FJ-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BD7684FJ-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。BD7684FJ-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 |
|---|
|
| BD7684FJ-LBE2 | 供应中 | SOP-J8 | 2500 | 2500 | Taping | Yes |
BD7684FJ-LB 数据手册 Data Sheet
技术特性| FET | - | | Controller Type | QR | | Vin1(Min.)[V] | 15.0 | | Vin1(Max.)[V] | 27.5 | | SW frequency(Max.)[KHz] | 120.0 | | Vcc OVP | Auto Restart | | 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 |
| 技术资料下载产品特点- 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
|
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