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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-78HE5.0-0.3
    Data Sheet
    R-78HE5.0-0.3 RECOM
    DC-DC Switching Regulator - 6.5 to 72VDC Input - 5VDC@0.3A Output - LM78xx Pin Compatable
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    In Stock: 32
    Immediately
    1
    $7.007
    42
    $6.370
    84
    $6.220
    126
    $6.210
    252
    $6.170
    R-78S3.3-0.1
    Data Sheet
    R-78S3.3-0.1 RECOM
    DC-DC Boost Converter - 0.65 to 3.15VDC Input - 3.3VDC@0.1A Output - 4 Lead SIP
    VIEW PRODUCT
    18 Weeks
    1
    $6.776
    42
    $6.160
    84
    $5.920
    126
    $5.770
    252
    $5.530
    R-78T12-1.0/FC-TRAY
    Data Sheet
    R-78T12-1.0/FC-TRAY RECOM
    DC-DC Switching Regulator - 15 to 42VDC Input - 12VDC@1A Output - SMD
    VIEW PRODUCT
    17 Weeks
    5
    $15.15
    25
    $14.18
    50
    $13.76
    100
    $13.34
    250
    $12.79
    R-78W12-0.5
    Data Sheet
    R-78W12-0.5 RECOM
    The R-78W12-0.5 is a wired 0.5A switching regulator that provides a stable 12VDC output from a 15V to 32V input r ...
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    In Stock: 227
    Immediately
    On Order: 200
    Ships 9/14/26
    25
    $9.83
    50
    $9.55
    100
    $9.31
    250
    $9.28
    500
    $9.15
    R-78W3.3-0.5
    Data Sheet
    R-78W3.3-0.5 RECOM
    DC-DC Switching Regulator - 6.5 to 32VDC Input - 3.3VDC@0.5A Output - LM78xx Pin Compatable /Wire Leads
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    In Stock: 371
    Immediately
    25
    $9.07
    50
    $8.79
    100
    $8.54
    250
    $8.46
    500
    $8.44
    R-78W5.0-0.5
    Data Sheet
    R-78W5.0-0.5 RECOM
    DC-DC Switching Regulator - 6.5 to 32VDC Input - 5VDC@0.5A Output - LM78xx Pin Compatable /Wire Leads
    VIEW PRODUCT
    In Stock: 1100
    Immediately
    25
    $8.53
    50
    $8.31
    100
    $8.00
    250
    $7.98
    500
    $7.96
    R-78W9.0-0.5
    Data Sheet
    R-78W9.0-0.5 RECOM
    DC-DC Switching Regulator - 11 to 32VDC Input - 9VDC@0.5A Output - LM78xx Pin Compatable /Wire Leads
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    In Stock: 50
    Immediately
    25
    $9.37
    50
    $9.18
    100
    $9.05
    250
    $9.03
    500
    $9.01
    R-782.5-1.0
    Data Sheet
    R-782.5-1.0 RECOM
    DC-DC Switching Regulator - 4.75 to 32VDC Input - 2.5VDC@1A Output - LM78xx Pin Compatable
    VIEW PRODUCT
    17 Weeks
    5
    $9.08
    42
    $8.36
    84
    $8.14
    126
    $8.01
    252
    $7.77
    R-78B12-1.0L
    Data Sheet
    R-78B12-1.0L RECOM
    DC-DC Switching Regulator - 16 to 32VDC Input - 12VDC@1A Output - LM78xx Pin Compatable /90° Bend
    VIEW PRODUCT
    In Stock: 300
    Immediately
    5
    $11.60
    42
    $11.00
    84
    $10.89
    126
    $10.86
    252
    $10.83
    R-78B15-1.0
    Data Sheet
    R-78B15-1.0 RECOM
    DC-DC Switching Regulator - 20 to 32VDC Input - 15VDC@1A Output - LM78xx Pin Compatable
    VIEW PRODUCT
    In Stock: 206
    Immediately
    5
    $10.83
    42
    $10.31
    84
    $10.14
    126
    $10.11
    252
    $10.09