电源管理

来自瑞萨电子的非隔离式 AC/DC 降压转换器系列是一系列通用输入 AC/DC 开关降压稳压器，其具备 700V 集成 MOSFET，能够提供高达 8W 的输出功率，输出电压低至 3.3V，具有可变封装选项。 它具有独特的恒分时间控制方法，有助于实现超低待机功率、可忽略的 EMI 和无可听噪声。 该产品系列还支持次级侧反馈隔离式反激拓扑。

产品选型表

    Processing table
    Output Power Max (W)
    Topology
    AC Input Voltage (Min) (V)
    AC Input Voltage (Max) (V)
    DC Output Voltage (Min) (V)
    DC Output Voltage (Max) (V)
    Switching Frequency (KHz)
    Control Type
    RDS (ON) (Ohms)
    ISW (Typical) (mA)
    Pkg. Type
    Lead Count (#)
    Temp. Range
    器件号
    RAA223010
    700V AC/DC Regulator with Ultra-Low Standby Power and up to 10W Output Power    		 10 Non-isolated buck | Isolated Flyback 20 305 3.3 54 45 Constant off-time PFM 6.8 810 SOICN 7 -40 to 125°C
    RAA223011
    700V AC/DC 稳压器，备用功率超低，输出功率高达 5W    		 5 Non-isolated buck | Isolated Flyback 20 305 3.3 54 30 Constant off-time PFM 14.5 520 SOICN, TSOT 8, 7, 5 -40 to 125°C
    RAA223012
    具有超低备用功率的 700V AC/DC 稳压器，输出功率高达 2.5W    		 2.5 Non-isolated buck | Isolated Flyback 20 305 3.3 54 50 Constant off-time PFM 14.5 335 SOICN, TSOT 8, 5 -40 to 125°C
    RAA223021
    700V AC/DC 稳压器，具有超低备用功率，输出功率高达 12W    		 12 Non-isolated buck | Isolated Flyback 20 305 3.3 54 43 Constant off-time PFM 4 1100 SOICN 7 -40 to 125°C
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    RAA2230xx Non-Isolated AC/DC 700V Buck Regulator Family

    The innovative RAA2230xx family of 700V non-isolated AC/DC buck regulators delivers ultra-low-power consumption, excellent noise and EMI suppression, as well as reduced overall system cost for a wide range of applications, including home appliances, sensing systems, white goods, power meters and industrial controls.

    Video List
    RAA2230xx Non-Isolated AC/DC 700V Buck Regulator Family

    新闻和博客

    New Innovative Power Solutions in Legacy AC/DC Market 博客 2021年6月25日
    瑞萨电子推出全新700V降压稳压器产品家族，适用于家电、智能家居、感测系统、电表和工业控制等应用 新闻 2021年6月24日