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-781.8-0.5
    Data Sheet
    R-781.8-0.5 RECOM
    DC-DC Switching Regulator - 4.75 to 32VDC Input - 1.8VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 130
    Immediately
    MANUFACTURER STOCK 42
    Ships 7/27/26
    5
    $8.39
    42
    $7.82
    84
    $7.64
    126
    $7.50
    252
    $7.31
    R-7812-0.5
    Data Sheet
    R-7812-0.5 RECOM
    The R-7812-0.5 is a high-efficiency switching regulator that provides a regulated 12V, 0.5A output from a wide in ...
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    In Stock: 537
    Immediately
    MANUFACTURER STOCK 1000
    Ships 7/27/26
    5
    $8.24
    42
    $6.94
    84
    $6.79
    126
    $6.73
    252
    $6.68
    R-7815-0.5
    Data Sheet
    R-7815-0.5 RECOM
    DC-DC Switching Regulator - 18 to 32VDC Input - 15VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 106
    Immediately
    MANUFACTURER STOCK 1000
    Ships 7/27/26
    5
    $7.45
    42
    $6.96
    84
    $6.82
    126
    $6.76
    252
    $6.68
    R-783.3-0.5
    Data Sheet
    R-783.3-0.5 RECOM
    DC-DC Switching Regulator - 4.75 to 32VDC Input - 3.3VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 1914
    Immediately
    MANUFACTURER STOCK 1000
    Ships 7/27/26
    5
    $8.25
    42
    $6.32
    84
    $6.18
    126
    $6.12
    252
    $6.08
    R-783.3-1.0
    Data Sheet
    R-783.3-1.0 RECOM
    DC-DC Switching Regulator - 4.75 to 32VDC Input - 3.3VDC@1A Output - LM78xx Pin Compatable
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    In Stock: 292
    Immediately
    MANUFACTURER STOCK 1000
    Ships 7/27/26
    5
    $7.45
    42
    $6.96
    84
    $6.82
    126
    $6.76
    252
    $6.68
    R-785.0-0.5
    Data Sheet
    R-785.0-0.5 RECOM
    DC-DC Switching Regulator - 6.5 to 32VDC Input - 5VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 2917
    Immediately
    MANUFACTURER STOCK 1000
    Ships 7/27/26
    5
    $7.59
    42
    $6.32
    84
    $6.18
    126
    $6.12
    252
    $6.08
    R-785.0-1.0
    Data Sheet
    R-785.0-1.0 RECOM
    DC-DC Switching Regulator - 6.5 to 32VDC Input - 5VDC@1A Output - LM78xx Pin Compatable
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    In Stock: 173
    Immediately
    MANUFACTURER STOCK 1000
    Ships 7/27/26
    5
    $7.45
    42
    $6.96
    84
    $6.82
    126
    $6.76
    252
    $6.68
    R-786.5-0.5
    Data Sheet
    R-786.5-0.5 RECOM
    DC-DC Switching Regulator - 8 to 32VDC Input - 6.5VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 212
    Immediately
    MANUFACTURER STOCK 1000
    Ships 7/27/26
    5
    $8.88
    42
    $7.67
    84
    $7.59
    126
    $7.57
    252
    $7.55
    R-789.0-0.5
    Data Sheet
    R-789.0-0.5 RECOM
    DC-DC Switching Regulator - 11 to 32VDC Input - 9VDC@0.5A Output - LM78xx Pin Compatable
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    In Stock: 80
    Immediately
    MANUFACTURER STOCK 1000
    Ships 7/27/26
    5
    $8.81
    42
    $7.89
    84
    $7.84
    126
    $7.82
    252
    $7.80
    R-78AA12-0.5SMD
    Data Sheet
    R-78AA12-0.5SMD RECOM
    DC-DC Switching Regulator - 12 to 32VDC Input - 12VDC@0.5A Output - 10 Lead SMD
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    In Stock: 33
    Immediately
    MANUFACTURER STOCK 327
    Ships 7/27/26
    5
    $11.28
    33
    $10.44
    66
    $10.14
    132
    $9.83
    264
    $9.52