help desk software

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.
View

89 PRODUCT RESULTS FOR ""

Filter Results

89 Products

    R-78E5.0-1.0 RECOM
    DC-DC Switching Regulator - 7 to 28VDC Input - 5VDC@1.0A Output - LM78xx Pin Compatable
    VIEW PRODUCT
    In Stock: 5408
    Ships Immediately
    MANUFACTURER STOCK 1000
    can ship 12/1/25

    42
    $4.977
    84
    $4.824
    252
    $4.716
    504
    $4.701
    1,008
    $4.671
    R-78E9.0-0.5 RECOM
    DC-DC Switching Regulator - 12 to 28VDC Input - 9VDC@0.5A Output - LM78xx Pin Compatable
    VIEW PRODUCT
    In Stock: 340
    Ships Immediately
    MANUFACTURER STOCK 1000
    can ship 12/1/25

    42
    $4.188
    84
    $4.097
    252
    $3.944
    504
    $3.925
    1,008
    $3.906
    R-78HB12-0.5 RECOM
    DC-DC Switching Regulator - 17 to 72VDC Input - 12VDC@0.5A Output - LM78xx Pin Compatable
    VIEW PRODUCT
    In Stock: 35
    Ships Immediately
    MANUFACTURER STOCK 1000
    can ship 12/5/25

    5
    $19.800
    42
    $19.065
    84
    $18.973
    126
    $18.866
    252
    $18.774
    R-78HB12-0.5/W RECOM
    DC-DC Switching Regulator - 17 to 72VDC Input - 12VDC@0.5A Output - LM78xx Pin Compatable /Wire Leads
    VIEW PRODUCT
    In Stock: 49
    Ships Immediately
    MANUFACTURER STOCK 156
    can ship 12/5/25

    1
    $29.294
    10
    $22.464
    25
    $21.837
    50
    $21.576
    100
    $21.469
    R-78HB12-0.5L RECOM
    DC-DC Switching Regulator - 17 to 72VDC Input - 12VDC@0.5A Output - LM78xx Pin Compatable /90° Bend
    VIEW PRODUCT
    In Stock: 504
    Ships Immediately
    MANUFACTURER STOCK 1000
    can ship 12/1/25

    5
    $23.138
    42
    $21.713
    84
    $21.239
    126
    $20.933
    252
    $20.826
    R-78HB15-0.5 RECOM
    DC-DC Switching Regulator - 20 to 72VDC Input - 15VDC@0.5A Output - LM78xx Pin Compatable
    VIEW PRODUCT
    In Stock: 252
    Ships Immediately
    MANUFACTURER STOCK 1000
    can ship 12/1/25

    5
    $22.250
    42
    $20.887
    84
    $20.427
    126
    $20.137
    252
    $20.045
    R-78HB24-0.3 RECOM
    DC-DC Switching Regulator - 36 to 72VDC Input - 24VDC@0.3A Output - LM78xx Pin Compatable
    VIEW PRODUCT
    In Stock: 74
    Ships Immediately
    MANUFACTURER STOCK 1000
    can ship 12/1/25

    1
    $28.820
    10
    $23.490
    42
    $22.434
    84
    $21.929
    252
    $21.822
    R-78HB5.0-0.5 RECOM
    DC-DC Switching Regulator - 9 to 72VDC Input - 5VDC@0.5A Output - LM78xx Pin Compatable
    VIEW PRODUCT
    In Stock: 241
    Ships Immediately
    MANUFACTURER STOCK 1000
    can ship 12/1/25

    5
    $21.300
    42
    $19.479
    84
    $18.881
    126
    $18.529
    252
    $17.931
    R-78HB5.0-0.5/W RECOM
    DC-DC Switching Regulator - 9 to 72VDC Input - 5VDC@0.5A Output - LM78xx Pin Compatable /Wire Leads
    VIEW PRODUCT
    In Stock: 100
    Ships Immediately
    MANUFACTURER STOCK 696
    can ship 12/1/25

    1
    $27.931
    10
    $21.362
    25
    $20.933
    50
    $20.551
    100
    $20.458
    R-78HB5.0-0.5L RECOM
    DC-DC Switching Regulator - 9 to 72VDC Input - 5VDC@0.5A Output - LM78xx Pin Compatable /90° Bend
    VIEW PRODUCT
    In Stock: 89
    Ships Immediately
    MANUFACTURER STOCK 81
    can ship 12/1/25

    5
    $19.309
    42
    $18.743
    84
    $18.651
    126
    $18.560
    252
    $18.468