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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 Products

    R-78E5.0-1.0 RECOM
    DC-DC Switching Regulator - 7 to 28VDC Input - 5VDC@1.0A Output - LM78xx Pin Compatable
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    In Stock: 3391
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    42
    $3.27
    84
    $3.17
    252
    $3.08
    504
    $3.07
    1,008
    $3.05
    R-78E9.0-0.5 RECOM
    DC-DC Switching Regulator - 12 to 28VDC Input - 9VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 340
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    42
    $2.73
    84
    $2.68
    252
    $2.58
    504
    $2.57
    1,008 +
    $2.56
    R-78HB12-0.5 RECOM
    DC-DC Switching Regulator - 17 to 72VDC Input - 12VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 101
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    5
    $13.76
    42
    $13.26
    84
    $13.16
    126
    $13.13
    252
    $13.10
    R-78HB12-0.5/W RECOM
    The R-78HB12-0.5/W is a high-efficiency, wired SIP3 switching regulator that converts a wide 17-72VDC input to a ...
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    In Stock: 203
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    5
    $17.13
    10
    $16.64
    25
    $15.99
    50
    $15.50
    100
    $15.02
    R-78HB12-0.5L RECOM
    DC-DC Switching Regulator - 17 to 72VDC Input - 12VDC@0.5A Output - LM78xx Pin Compatable /90° Bend
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    In Stock: 504
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    5
    $15.12
    42
    $14.18
    84
    $13.87
    126
    $13.67
    252
    $13.60
    R-78HB15-0.5 RECOM
    The R-78HB15-0.5 is a high-efficiency switching regulator that converts a 20-72VDC input to a regulated 15VDC out ...
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    In Stock: 252
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    5
    $14.56
    42
    $13.37
    84
    $12.98
    126
    $12.91
    252
    $12.85
    R-78HB24-0.3 RECOM
    DC-DC Switching Regulator - 36 to 72VDC Input - 24VDC@0.3A Output - LM78xx Pin Compatable
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    In Stock: 58
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    1
    $18.65
    5
    $15.05
    10
    $14.70
    42
    $14.24
    84
    $14.17
    R-78HB5.0-0.5 RECOM
    DC-DC Switching Regulator - 9 to 72VDC Input - 5VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 493
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    5
    $13.11
    42
    $12.65
    84
    $12.52
    126
    $12.39
    252
    $12.26
    R-78HB5.0-0.5/W RECOM
    The R-78HB5.0-0.5/W is a wired SIP3 switching regulator that provides a regulated 5.0V, 0.5A output from a wide 9 ...
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    In Stock: 225
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    5
    $16.60
    10
    $15.79
    25
    $15.17
    50
    $14.81
    100
    $14.38
    R-78HB5.0-0.5L RECOM
    The R-78HB5.0-0.5L is a high-efficiency switching regulator that converts a wide input voltage of 9-72VDC to a re ...
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    In Stock: 336
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    5
    $13.35
    42
    $12.94
    84
    $12.87
    126
    $12.81
    252
    $12.74