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RECOM's R-78K-xx Series DC/DC Switching Regulators

Switching regulators - superior alternative to inefficient linear ones, offer up to 97% efficiency, eliminating the need for heat sinks, saving space and costs. RECOM's regulators integrate seamlessly, with pin-compatible replacements, wide input range, and accurate output voltage regulation, making them a cost-effective choice.

  • R-78K-0.5 Series - Cutting-edge switching regulator with high efficiency, wide input range, and cost-effective production. No heat-sink needed, operates from -40 to 90°C, and saves board space in a compact package.
  • R-78K-1.0 Series - Unleashing high efficiency up to 95%, this switching regulator delivers precision and wide-ranging capabilities. No heat-sink needed, operates from -40 to 90°C with minimal derating, and saves valuable board space in a sleek TO-220 compatible SIP3 package.
  • R-78K-2.0 Series - Elevate your power solutions with up to 96% efficiency, wide input range, and cost-effectiveness. No heat-sink needed, operates seamlessly from -40 to 90°C without derating, and preserves board space in a stylish TO-220 compatible SIP3 package.
  • R-78K-2.0(L) Series - Unmatched performance with fixed output options from 1.2V to 15V, reaching up to 96% efficiency. Horizontal mount for space-critical designs, no heatsink needed, and operating at +110°C max ensures reliability.
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89 PRODUCT RESULTS FOR ""

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89 Products

    R-78B5.0-2.0 RECOM
    DC-DC Switching Regulator - 6.5 to 32VDC Input - 5VDC@2A Output - LM78xx Pin Compatable
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    In Stock: 1717
    Immediately
    MANUFACTURER STOCK 1000
    Ships 10/5/26

    5
    $11.37
    42
    $11.07
    84
    $10.89
    126
    $10.86
    252
    $10.83
    R-78B6.5-1.0 RECOM
    DC-DC Switching Regulator - 9 to 32VDC Input - 6.5VDC@1A Output - LM78xx Pin Compatable
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    MANUFACTURER STOCK 1000
    Ships 10/5/26
    On Order: 126
    Ships 10/30/26

    5
    $11.02
    42
    $10.78
    84
    $10.68
    126
    $10.65
    252
    $10.63
    R-78C12-1.0 RECOM
    DC-DC Switching Regulator - 15 to 42VDC Input - 12VDC@1A Output - LM78xx Pin Compatable
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    In Stock: 601
    Immediately
    MANUFACTURER STOCK 37
    Ships 10/5/26
    On Order: 1806
    Ships 11/16/26

    5
    $10.72
    42
    $10.44
    84
    $10.27
    126
    $10.25
    252
    $10.22
    R-78C9.0-1.0 RECOM
    The R-78C9.0-1.0 is a SIP3 switching regulator that converts a 12-42VDC input to a regulated 9VDC output at up to ...
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    In Stock: 659
    Immediately
    MANUFACTURER STOCK 1000
    Ships 10/5/26

    5
    $10.72
    42
    $10.44
    84
    $10.27
    126
    $10.25
    252
    $10.22
    R-78E12-0.5 RECOM
    DC-DC Switching Regulator - 15 to 28VDC Input - 12VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 58
    Immediately
    MANUFACTURER STOCK 1000
    Ships 10/5/26

    42
    $3.36
    84
    $3.25
    252
    $3.17
    504
    $3.16
    1,008
    $3.15
    R-78E12-1.0/X9 RECOM
    DC-DC Converter, SIP3, 1A, 12V, R-78E-1.0 Series | RECOM Power Inc. R-78E12-1.0/X9
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    In Stock: 87
    Immediately
    MANUFACTURER STOCK 1000
    Ships 10/5/26

    42
    $3.79
    84
    $3.68
    126
    $3.62
    252
    $3.58
    504
    $3.56
    R-78E15-0.5 RECOM
    DC-DC Switching Regulator - 18 to 28VDC Input - 15VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 1012
    Immediately
    MANUFACTURER STOCK 1000
    Ships 10/5/26

    42
    $3.36
    84
    $3.25
    252
    $3.17
    504
    $3.16
    1,008
    $3.06
    R-78E3.3-0.5 RECOM
    DC-DC Switching Regulator - 6 to 28VDC Input - 3.3VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 1988
    Immediately
    MANUFACTURER STOCK 1000
    Ships 10/5/26

    42
    $3.13
    84
    $3.04
    252
    $2.97
    504
    $2.96
    1,008
    $2.95
    R-78E3.3-1.0 RECOM
    DC-DC Switching Regulator - 6 to 28VDC Input - 3.3VDC@1.0A Output - LM78xx Pin Compatable
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    In Stock: 4494
    Immediately
    MANUFACTURER STOCK 1000
    Ships 10/5/26

    42
    $3.76
    84
    $3.67
    126
    $3.61
    252
    $3.56
    504
    $3.52
    R-78E5.0-0.5 RECOM
    DC-DC Switching Regulator - 7 to 28VDC Input - 5VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 2867
    Immediately
    MANUFACTURER STOCK 1000
    Ships 10/5/26

    42
    $3.14
    84
    $3.04
    252
    $2.98
    504
    $2.97
    1,008
    $2.96