开关稳压器

RECOM三引脚开关稳压器可直接替换低能效的线性稳压器,转换效率最高 97%。该类模块无需搭配体积庞大的散热片,且引脚与三端线性稳压器兼容,可直接适配现有电路设计,改版升级十分便捷。产品提供通孔直插、引线式及表面贴装(SMD)多种封装。

除标准 SIP3 直插封装外,RECOM还推出了采用三维电源封装、内置电感的高性能非隔离型表面贴装开关稳压器。

为加快客户产品导入进度,RECOM配套提供降压转换模块评估板,便于在实际工况下快速验证产品性能。
功率(W)
  • Min
  • Nom
  • Max
  • 隔离
    输入电压(V)
  • Min
  • Nom
  • Max
  • 主输出电压(V)
  • Min
  • Nom
  • Max
  • 输出路数
    输出电流 1 (mA)
  • Min
  • Nom
  • Max
  • 输出电流 2 (mA)
  • Min
  • Nom
  • Max
  • 安装类型
    封装类型
    长度 (mm)
  • Min
  • Max
  • 宽度 (mm)
  • Min
  • Max
  • 高度 (mm)
  • Min
  • Max
  • 认证
    最低工作温度 (°C)
  • Max
  • 最高工作温度 (°C)
  • Min
  • 保护功能
    输出类型
    电流(A)
      系列 输出电流 1 (mA) 输入电压(V) 主输出电压(V) 安装类型 封装类型
    1 RECOM | R-78HE-0.3 Series | DC/DC, THT, 1.5W, Single Output
    重点
    300 6.5 - 72 5 THT SIP3
    2 RECOM | R-78CK-0.5 Series | DC/DC, THT, Single Output
    重点
    500 5 - 40, 6.5 - 40, 15 - 40, 18 - 40 12, 15, 3.3, 5 THT SIP3
    3 RECOM | R-78K-0.5 Series | DC/DC, THT, Single Output
    重点
    500 4.5 - 36, 6.5 - 36, 8 - 36, 12 - 36, 15 - 36, 18 - 36 1.5, 1.8, 12, 15, 2.5, 3.3, 5, 6.5, 9 THT SIP3
    4 RECOM | ROF-78K-0.5 Series | DC/DC, SMD (pinless), Single Output
    重点
    500 4.5 - 36, 6.5 - 36, 8 - 36, 11 - 36, 15 - 36, 18 - 36, 28 - 36 12, 15, 24, 3.3, 5, 6.5, 9 SMD (无引脚) 开放式
    5 RECOM | RPMH-0.5 Series | DC/DC, SMD (pinless), Single Output
    重点
    500 4.3 - 65, 6 - 65, 13.5 - 65, 16.5 - 65, 25.5 - 65 15 ‐ 28, 2.64 ‐ 3.63, 4 ‐ 5.5, 7.2 ‐ 13.2, 9 ‐ 16.5 SMD (无引脚) 25 pad LGA
    6 RECOM | RPMVH-0.5 Series | DC/DC, SMD (pinless), Single Output
    重点
    500 6 - 115, 7.5 - 115, 14.5 - 115, 28 - 115 15 ‐ 28, 2.64 ‐ 3.63, 4 ‐ 5.5, 7.2 ‐ 13.2 SMD (无引脚) 25 pad LGA
    7 RECOM | RPX-0.5Q Series | DC/DC, SMD (pinless), 2.5W, Single Output
    重点
    500 4 - 36 0.8 ‐ 34 SMD (无引脚) QFN
    8 RECOM | RPX-0.5Q-EVM-1 Series | DC/DC, 2.5W, Single Output
    重点
    500 4 - 36 0.8 ‐ 34 开放式
    9 RECOM | RPZ-0.5 Series | DC/DC, SMD (pinless), 2.5W, Single Output
    重点
    500 2.3 - 5.5 0.6 ‐ 5.375 SMD (无引脚) 10-Pad QFN
    10 RECOM | R-78K-1.0 Series | DC/DC, THT, Single Output
    重点
    1000 4.5 - 36, 6.5 - 36, 12 - 36, 15 - 36, 18 - 36 1.8, 12, 15, 2.5, 3.3, 5, 9 THT SIP3
    11 RECOM | RPL-1.0 Series | DC/DC, SMD (pinless), 5W, Single Output
    重点
    1000 3 - 22 0.6 ‐ 12 SMD (无引脚) 11 pad LGA
    12 RECOM | RPM-1.0 Series | DC/DC, SMD (pinless), Single Output
    重点
    1000 3 - 17 0.9 ‐ 6 SMD (无引脚) 25 pad LGA
    13 RECOM | RPX-1.0 Series | DC/DC, SMD (pinless), 5W, Single Output
    重点
    1000 4 - 36 0.8 ‐ 30 SMD (无引脚) QFN
    14 RECOM | RPZ-1.0 Series | DC/DC, SMD (pinless), 5W, Single Output
    重点
    1000 2.3 - 5.5 0.6 ‐ 5.25 SMD (无引脚) 10-Pad QFN
    15 RECOM | RPMH-1.5 Series | DC/DC, SMD (pinless), Single Output
    重点
    1500 5 - 60, 7 - 60, 14 - 60, 17 - 60, 26 - 60 15 ‐ 28, 2.64 ‐ 3.63, 4 ‐ 5.5, 7.2 ‐ 13.2, 9 ‐ 16.5 SMD (无引脚) 25 pad LGA
    16 RECOM | RPX-1.5 Series | DC/DC, SMD (pinless), 7.5W, Single Output
    重点
    1500 4 - 36 0.8 ‐ 30 SMD (无引脚) QFN
    17 RECOM | RPX-1.5Q Series | DC/DC, SMD (pinless), 7.5W, Single Output
    重点
    1500 4 - 36 0.8 ‐ 30 SMD (无引脚) QFN
    18 RECOM | RPX-1.5Q-EVM-1 Series | DC/DC, 7.5W, Single Output
    重点
    1500 4 - 36 0.8 ‐ 30 开放式
    19 RECOM | RPY-1.5Q Series | DC/DC, SMD (pinless), 7.5W, Single Output
    重点
    1500 4 - 36 0.8 ‐ 34.8 SMD (无引脚) QFN
    20 RECOM | R-78K-2.0 Series | DC/DC, THT, Single Output
    重点
    2000 4.5 - 36, 6.5 - 36, 11 - 36, 14 - 36, 18 - 36 1.2, 1.5, 1.8, 12, 15, 2.5, 3.3, 5, 9 THT SIP3
    21 RECOM | RPM-2.0 Series | DC/DC, SMD (pinless), Single Output
    重点
    2000 3 - 17 0.9 ‐ 6 SMD (无引脚) 25 pad LGA
    22 RECOM | RPMB-2.0 Series | DC/DC, SMD (pinless), Single Output
    重点
    2000 4 - 36, 5.5 - 36, 12.8 - 36, 16 - 36 1 ‐ 9, 9 ‐ 24 SMD (无引脚) 25 pad LGA
    23 RECOM | RPZ-2.0 Series | DC/DC, SMD (pinless), 10W, Single Output
    重点
    2000 2.75 - 6 0.6 ‐ 5.74 SMD (无引脚) 18-Pad QFN
    24 RECOM | RPX-2.5 Series | DC/DC, SMD (pinless), 12.5W, Single Output
    重点
    2500 4.5 - 28 1.2 ‐ 6 SMD (无引脚) QFN
    25 RECOM | RPH-3.0 Series | DC/DC, SMD (pinless), 15W, Single Output
    重点
    3000 4.5 - 55 1 ‐ 15 SMD (无引脚) 47-Pad QFN
    26 RECOM | RPL-3.0 Series | DC/DC, SMD (pinless), 15W, Single Output
    重点
    3000 4 - 18 0.8 ‐ 5.2 SMD (无引脚) 10 pad LGA
    27 RECOM | RPL-3.0-EVM-1 Series | DC/DC, 15W, Single Output
    重点
    3000 4 - 18 1.8 ‐ 5.2 开放式
    28 RECOM | RPM-3.0 Series | DC/DC, SMD (pinless), Single Output
    重点
    3000 3 - 17 0.9 ‐ 6 SMD (无引脚) 25 pad LGA
    29 RECOM | RPMB-3.0 Series | DC/DC, SMD (pinless), Single Output
    重点
    3000 4 - 36, 5.5 - 36, 12.8 - 36, 16 - 36 1 ‐ 9, 9 ‐ 24 SMD (无引脚) 25 pad LGA
    30 RECOM | RPZ-3.0A Series | DC/DC, SMD (pinless), 15W, Single Output
    重点
    3000 2.75 - 6 0.6 ‐ 5.5 SMD (无引脚) 18-Pad QFN
    31 RECOM | RPX-4.0 Series | DC/DC, SMD (pinless), 20W, Single Output
    重点
    4000 3.8 - 36 1 ‐ 7 SMD (无引脚) QFN
    32 RECOM | RPX-4.0-EVM-1 Series | DC/DC, 20W, Single Output
    重点
    4000 4 - 36 1 ‐ 7 开放式
    33 RECOM | RPMA-4.5 Series | DC/DC, THT, 22.5W, Single Output
    重点
    4500 9 - 53 5 ‐ 30 THT 开放框架式1/32砖
    34 RECOM | RPL-5.0 Series | DC/DC, SMD (pinless), 25W, Single Output
    重点
    5000 2.75 - 17 0.6 ‐ 12 SMD (无引脚) 24-Pad QFN
    35 RECOM | RPL-5.0-EVM-1 Series | DC/DC, 25W, Single Output
    重点
    5000 2.75 - 17 0.6 ‐ 12 开放式
    36 RECOM | RPM-6.0 Series | DC/DC, SMD (pinless), Single Output
    重点
    6000 4 - 15 0.9 ‐ 6 SMD (无引脚) 25 pad LGA
    37 RECOM | RPZ-6.0 Series | DC/DC, SMD (pinless), 30W, Single Output
    重点
    6000 2.75 - 7 0.6 ‐ 6.65 SMD (无引脚) 24-Pad QFN
    38 RECOM | RPMA-8.0 Series | DC/DC, THT, 40W, Single Output
    重点
    8000 9 - 53 3.3 ‐ 16.5 THT 开放框架式1/32砖
    39 RECOM | RPL-10 Series | DC/DC, SMD (pinless), 50W, Single Output
    重点
    10000 4 - 16 0.6 ‐ 5.5 SMD (无引脚) 29 pad LGA
    40 RECOM | RPMGE-10 Series | DC/DC, PCB Mounting Pins, Single Output
    重点
    10000 18 - 75 3.3 ‐ 8, 8 ‐ 15 PCB安装引脚 开放框架式1/8砖
    41 RECOM | RPL-20 Series | DC/DC, SMD (pinless), 100W, Single Output
    重点
    20000 4 - 16 0.6 ‐ 5.5 SMD (无引脚) 29 pad LGA
    42 RECOM | RPMGQ-20 Series | DC/DC, PCB Mounting Pins, Single Output
    重点
    20000 18 - 75 3.3 ‐ 8, 8 ‐ 24 PCB安装引脚 开放框架式1/4砖
    43 RECOM | RPMGS-20 Series | DC/DC, PCB Mounting Pins, Single Output
    重点
    20000 18 - 75 3.3 ‐ 8, 8 ‐ 24 PCB安装引脚 开放框架式1/16砖
    44 RECOM | RPMGH-40 Series | DC/DC, PCB Mounting Pins, Single Output
    重点
    40000 18 - 75 3.3 ‐ 8, 8 ‐ 24 PCB安装引脚 Open Frame Half Brick
    45 RECOM | RBBA3000 Series | DC/DC, THT, 3000W, Single Output
    重点
    9 - 60 0 ‐ 60 THT 半砖
    46 RECOM | REH Series | DC/DC, SMD (pinless), Dual Output
    80 0.05 - 5 1.71 ‐ 3.47 / 1.8 SMD (无引脚) 25 pad LGA
    47 RECOM | R-78S-0.1 Series | DC/DC, THT, Single Output
    100 0.65 - 1.3, 0.65 - 3.15, 0.65 - 3.3 1.8, 3.3, 3.6 THT SIP4
    48 RECOM | R-78HB-0.3 Series | DC/DC, THT, 7.2W, Single Output
    300 36 - 72 24 THT SIP3
    49 RECOM | R-78-0.5 Series | DC/DC, THT, Single Output
    500 4.75 - 30, 4.75 - 32, 6.5 - 32, 8 - 32, 11 - 32, 15 - 32, 18 - 32 1.5, 1.8, 12, 15, 2.5, 3.3, 5, 6.5, 9 THT SIP3
    50 RECOM | R-78AA-0.5 Series | DC/DC, SMD, Single Output
    500 4.75 - 30, 4.75 - 32, 6.5 - 32, 8 - 32, 11 - 32, 15 - 32, 18 - 32 1.5, 1.5 ‐ 3, 15, 3 ‐ 5.5, 3 ‐ 8, 3.3 ‐ 11, 4.5 ‐ 12.6 SMD SMD 10 引脚
    51 RECOM | R-78E-0.5 Series | DC/DC, THT, Single Output
    500 6 - 28, 7 - 28, 12 - 28, 15 - 28, 18 - 28 12, 15, 3.3, 5, 9 THT SIP3
    52 RECOM | R-78HB-0.5 Series | DC/DC, THT, Single Output
    500 9 - 72, 14 - 72, 17 - 72, 20 - 72 12, 15, 3.3, 5, 6.5, 9 THT SIP3
    53 RECOM | R-78HB-0.5/W Series | DC/DC, Wired, Single Output
    500 9 - 72, 17 - 72 12, 5 引线 SIP3
    54 RECOM | R-78W-0.5 Series | DC/DC, Wired, Single Output
    500 6.5 - 32, 11 - 32, 15 - 32 12, 3.3, 5, 9 引线 SIP3
    55 RECOM | ROF-78E-0.5 Series | DC/DC, SMD, Single Output
    500 5 - 36, 9 - 36, 15 - 36 12, 3.3, 5 SMD 开放式
    56 RECOM | R-6 Series | DC/DC, THT, Single Output
    1000, 2000 9 - 32, 11 - 32, 14 - 32 1.5 ‐ 3.6, 1.5 ‐ 4.5, 1.8 ‐ 6, 1.8 ‐ 9, 3.3 ‐ 15 THT SIP12
    57 RECOM | R-78-1.0 Series | DC/DC, THT, Single Output
    1000 4.75 - 18, 6.5 - 18 1.8, 2.5, 3.3, 5 THT SIP3
    58 RECOM | R-78AA-1.0 Series | DC/DC, SMD, Single Output
    1000 4.75 - 18, 6.5 - 18 1.5, 1.5 ‐ 3, 3 ‐ 5.5 SMD SMD 10 引脚
    59 RECOM | R-78B-1.0 Series | DC/DC, THT, Single Output
    1000 4.75 - 26, 4.75 - 32, 6.5 - 32, 9 - 32, 12 - 32, 16 - 32, 20 - 32 1.5, 1.8, 12, 15, 2.5, 3.3, 5, 6.5, 9 THT SIP3
    60 RECOM | R-78C-1.0 Series | DC/DC, THT, Single Output
    1000 5 - 42, 7 - 42, 8 - 42, 12 - 42, 15 - 42, 18 - 42 1.8, 12, 15, 3.3, 5, 9 THT SIP3
    61 RECOM | R-78E-1.0 Series | DC/DC, THT, Single Output
    1000 7 - 28, 8 - 28, 15 - 27 12, 3.3, 5 THT SIP3
    62 RECOM | R-78T-1.0 Series | DC/DC, SMD, Single Output
    1000 7 - 42, 8 - 42, 15 - 42 12, 3.3, 5 SMD 开放式
    63 RECOM | RPX-1.0-EVM-1 Series | DC/DC, 5W, Single Output
    1000 4 - 36 0.8 ‐ 30 开放式
    64 RECOM | R-78B-1.5 Series | DC/DC, THT, Single Output
    1500 4.75 - 18, 6.5 - 18, 8 - 18 3.3, 5, 6.5 THT SIP3
    65 RECOM | RPX-1.5-EVM-1 Series | DC/DC, 7.5W, Single Output
    1500 4 - 36 0.8 ‐ 30 开放式
    66 RECOM | R-7 Series | DC/DC, THT, Single Output
    2000, 3000, 4000 4.5 - 28, 6.5 - 28, 8.5 - 28, 12 - 28, 15 - 28, 19 - 28 10 ‐ 14, 13 ‐ 17, 2.5 ‐ 5.5, 3 ‐ 5.5, 5 ‐ 7.5, 5 ‐ 8, 7 ‐ 11 THT SIP12
    67 RECOM | R-78B-2.0 Series | DC/DC, THT, Single Output
    2000 4.75 - 32, 6.5 - 32, 11 - 32, 15 - 32, 18 - 32 1.2, 1.5, 1.8, 12, 15, 2.5, 3.3, 5, 9 THT SIP3
    68 RECOM | RBB10-2.0 Series | DC/DC, SMD (pinless), 20W, Single Output
    4000 2.3 - 5.5 1 ‐ 5.5 SMD (无引脚) 25 pad LGA

    常见问题解答

    开关稳压器适用于嵌入式设备、工业电子、物联网终端以及负载点供电等需要高效直流电压转换的场景;同时广泛应用于通信设备、电池供电设备等对能效要求严苛的产品。其体积小巧,适合空间受限的电路设计。
    可以。RECOM R-78 系列等多款开关稳压器专为直接替换线性稳压器开发,转换效率更高、发热量更低。工程师无需大幅重新设计电路,即可对现有设备升级,多数场景下还能提升整机性能与散热表现。
    高效率开关稳压器能够降低功率损耗、减少散热,多数情况下无需加装散热片,提升设备整体可靠性,实现更低功耗与更优散热性能。尤其适合密闭式、小型化等散热条件有限的设备。
    负载点转换器是紧贴用电负载布设的 DC/DC 稳压器件,实现就近稳压,优化小型设备的能效与配电效果,降低供电线路压降与电磁噪声,同时提升负载波动时的动态响应速度。
    选型需考量输入电压范围、输出电流、转换效率、封装类型以及是否需要隔离功能。RECOM拥有多系列产品,可适配各类设计需求,同时还需结合终端设备的散热环境与安装空间限制综合判断。

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