R-5A Series

  • Non-isolated
  • Synchronous rectification design
  • Adjustable output voltage
  • 2, 3, 4 & 5AMP adjustable positive step down integrated switching regulator
  • Over load protection
  • Continuous short circuit protection
  • Efficiency up to 96 %

The R-5xxxA series is a high performance 1.2V to 5.5V, 2Amp to 5Amp, 12-Pin SIP (single in-line package) integrated switching regulator (ISR). The synchronous - rectified design yields excellent efficiencies up to 96%. Short circuit protection reduces the short circuit input current to under 50mA. Autosense function compensates for any losses in long circuit loops.

Power (W)
  • Min
  • Nom
  • Max
  • Vin (V)
  • Min
  • Nom
  • Max
  • Main Vout (V)
  • Min
  • Nom
  • Max
  • Iout 1 (mA)
  • Min
  • Nom
  • Max
  •   Part Number Power (W) Isolation Vin (V) Main Vout (V) Package Style
    1 RECOM | R-521.2DA | DC/DC, THT, 6W, Single Output
    6 Non-Isolated 4.5 - 18 1 to 3 SIP12
    2 RECOM | R-521.2PA | DC/DC, THT, 6W, Single Output
    6 Non-Isolated 4.5 - 18 1 to 3 SIP12
    3 RECOM | R-521.8DA | DC/DC, THT, 9W, Single Output
    9 Non-Isolated 4.5 - 18 1.1 to 4.5 SIP12
    4 RECOM | R-521.8PA | DC/DC, THT, 9W, Single Output
    9 Non-Isolated 4.5 - 18 1.1 to 4.5 SIP12
    5 RECOM | R-522.5DA | DC/DC, THT, 11W, Single Output
    11 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    6 RECOM | R-522.5PA | DC/DC, THT, 11W, Single Output
    11 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    7 RECOM | R-523.3DA | DC/DC, THT, 11W, Single Output
    11 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    8 RECOM | R-523.3PA | DC/DC, THT, 11W, Single Output
    11 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    9 RECOM | R-525.0DA | DC/DC, THT, 11W, Single Output
    11 Non-Isolated 6.5 - 18 3 to 5.5 SIP12
    10 RECOM | R-525.0PA | DC/DC, THT, 11W, Single Output
    11 Non-Isolated 6.5 - 18 3 to 5.5 SIP12
    11 RECOM | R-531.2DA | DC/DC, THT, 9W, Single Output
    9 Non-Isolated 4.5 - 18 1 to 3 SIP12
    12 RECOM | R-531.2PA | DC/DC, THT, 9W, Single Output
    9 Non-Isolated 4.5 - 18 1 to 3 SIP12
    13 RECOM | R-531.8DA | DC/DC, THT, 13.5W, Single Output
    13.5 Non-Isolated 4.5 - 18 1.1 to 4.5 SIP12
    14 RECOM | R-531.8PA | DC/DC, THT, 13.5W, Single Output
    13.5 Non-Isolated 4.5 - 18 1.1 to 4.5 SIP12
    15 RECOM | R-532.5DA | DC/DC, THT, 16.5W, Single Output
    16.5 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    16 RECOM | R-532.5PA | DC/DC, THT, 16.5W, Single Output
    16.5 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    17 RECOM | R-533.3DA | DC/DC, THT, 16.5W, Single Output
    16.5 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    18 RECOM | R-533.3PA | DC/DC, THT, 16.5W, Single Output
    16.5 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    19 RECOM | R-535.0DA | DC/DC, THT, 16.5W, Single Output
    16.5 Non-Isolated 6.5 - 18 3 to 5.5 SIP12
    20 RECOM | R-535.0PA | DC/DC, THT, 16.5W, Single Output
    16.5 Non-Isolated 6.5 - 18 3 to 5.5 SIP12
    21 RECOM | R-541.2DA | DC/DC, THT, 12W, Single Output
    12 Non-Isolated 4.5 - 18 1 to 3 SIP12
    22 RECOM | R-541.2PA | DC/DC, THT, 12W, Single Output
    12 Non-Isolated 4.5 - 18 1 to 3 SIP12
    23 RECOM | R-541.8DA | DC/DC, THT, 18W, Single Output
    18 Non-Isolated 4.5 - 18 1.1 to 4.5 SIP12
    24 RECOM | R-541.8PA | DC/DC, THT, 18W, Single Output
    18 Non-Isolated 4.5 - 18 1.1 to 4.5 SIP12
    25 RECOM | R-542.5DA | DC/DC, THT, 22W, Single Output
    22 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    26 RECOM | R-542.5PA | DC/DC, THT, 22W, Single Output
    22 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    27 RECOM | R-543.3DA | DC/DC, THT, 22W, Single Output
    22 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    28 RECOM | R-543.3PA | DC/DC, THT, 22W, Single Output
    22 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    29 RECOM | R-545.0DA | DC/DC, THT, 22W, Single Output
    22 Non-Isolated 6.5 - 18 3 to 5.5 SIP12
    30 RECOM | R-545.0PA | DC/DC, THT, 22W, Single Output
    22 Non-Isolated 6.5 - 18 3 to 5.5 SIP12
    31 RECOM | R-551.2DA | DC/DC, THT, 15W, Single Output
    15 Non-Isolated 4.5 - 18 1 to 3 SIP12
    32 RECOM | R-551.2PA | DC/DC, THT, 15W, Single Output
    15 Non-Isolated 4.5 - 18 1 to 3 SIP12
    33 RECOM | R-551.8DA | DC/DC, THT, 22.5W, Single Output
    22.5 Non-Isolated 4.5 - 18 1.1 to 4.5 SIP12
    34 RECOM | R-551.8PA | DC/DC, THT, 22.5W, Single Output
    22.5 Non-Isolated 4.5 - 18 1.1 to 4.5 SIP12
    35 RECOM | R-552.5DA | DC/DC, THT, 27.5W, Single Output
    27.5 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    36 RECOM | R-552.5PA | DC/DC, THT, 27.5W, Single Output
    27.5 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    37 RECOM | R-553.3DA | DC/DC, THT, 27.5W, Single Output
    27.5 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    38 RECOM | R-553.3PA | DC/DC, THT, 27.5W, Single Output
    27.5 Non-Isolated 4.5 - 18 1.6 to 5.5 SIP12
    39 RECOM | R-555.0DA | DC/DC, THT, 27.5W, Single Output
    27.5 Non-Isolated 7 - 18 3 to 5.5 SIP12
    40 RECOM | R-555.0PA | DC/DC, THT, 27.5W, Single Output
    27.5 Non-Isolated 7 - 18 3 to 5.5 SIP12
    Attributes R-5A
    Product Category DC/DC
    Isolation Non-Isolated
    Nr. of Outputs Single
    Mounting Type THT
    Package Style SIP12
    Length (mm) 32.2
    Width (mm) 9.1
    Height (mm) 15
    Certifications EN 60950-1, IEC 60950-1
    MIN Operating Temp (°C) -40
    MAX Operating Temp (°C) 85
    Protections SCP
    Control Pin Function Enabled
    Directives REACH, RoHS 2+ (10/10)
    Packaging Type Tube
    Warranty 3 Years
    Regulation Regulated
      Part Number Power (W) Vout 1 (V) Vin (V) Mounting Type
    1 RECOM | R-521.2DA | DC/DC, THT, 6W, Single Output
    6 4.5 - 18 THT
    2 RECOM | R-521.2PA | DC/DC, THT, 6W, Single Output
    6 4.5 - 18 THT
    3 RECOM | R-521.8DA | DC/DC, THT, 9W, Single Output
    9 4.5 - 18 THT
    4 RECOM | R-521.8PA | DC/DC, THT, 9W, Single Output
    9 4.5 - 18 THT
    5 RECOM | R-522.5DA | DC/DC, THT, 11W, Single Output
    11 4.5 - 18 THT
    6 RECOM | R-522.5PA | DC/DC, THT, 11W, Single Output
    11 4.5 - 18 THT
    7 RECOM | R-523.3DA | DC/DC, THT, 11W, Single Output
    11 4.5 - 18 THT
    8 RECOM | R-523.3PA | DC/DC, THT, 11W, Single Output
    11 4.5 - 18 THT
    9 RECOM | R-525.0DA | DC/DC, THT, 11W, Single Output
    11 6.5 - 18 THT
    10 RECOM | R-525.0PA | DC/DC, THT, 11W, Single Output
    11 6.5 - 18 THT
    11 RECOM | R-531.2DA | DC/DC, THT, 9W, Single Output
    9 4.5 - 18 THT
    12 RECOM | R-531.2PA | DC/DC, THT, 9W, Single Output
    9 4.5 - 18 THT
    13 RECOM | R-531.8DA | DC/DC, THT, 13.5W, Single Output
    13.5 4.5 - 18 THT
    14 RECOM | R-531.8PA | DC/DC, THT, 13.5W, Single Output
    13.5 4.5 - 18 THT
    15 RECOM | R-532.5DA | DC/DC, THT, 16.5W, Single Output
    16.5 4.5 - 18 THT
    16 RECOM | R-532.5PA | DC/DC, THT, 16.5W, Single Output
    16.5 4.5 - 18 THT
    17 RECOM | R-533.3DA | DC/DC, THT, 16.5W, Single Output
    16.5 4.5 - 18 THT
    18 RECOM | R-533.3PA | DC/DC, THT, 16.5W, Single Output
    16.5 4.5 - 18 THT
    19 RECOM | R-535.0DA | DC/DC, THT, 16.5W, Single Output
    16.5 6.5 - 18 THT
    20 RECOM | R-535.0PA | DC/DC, THT, 16.5W, Single Output
    16.5 6.5 - 18 THT
    21 RECOM | R-541.2DA | DC/DC, THT, 12W, Single Output
    12 4.5 - 18 THT
    22 RECOM | R-541.2PA | DC/DC, THT, 12W, Single Output
    12 4.5 - 18 THT
    23 RECOM | R-541.8DA | DC/DC, THT, 18W, Single Output
    18 4.5 - 18 THT
    24 RECOM | R-541.8PA | DC/DC, THT, 18W, Single Output
    18 4.5 - 18 THT
    25 RECOM | R-542.5DA | DC/DC, THT, 22W, Single Output
    22 4.5 - 18 THT
    26 RECOM | R-542.5PA | DC/DC, THT, 22W, Single Output
    22 4.5 - 18 THT
    27 RECOM | R-543.3DA | DC/DC, THT, 22W, Single Output
    22 4.5 - 18 THT
    28 RECOM | R-543.3PA | DC/DC, THT, 22W, Single Output
    22 4.5 - 18 THT
    29 RECOM | R-545.0DA | DC/DC, THT, 22W, Single Output
    22 6.5 - 18 THT
    30 RECOM | R-545.0PA | DC/DC, THT, 22W, Single Output
    22 6.5 - 18 THT
    31 RECOM | R-551.2DA | DC/DC, THT, 15W, Single Output
    15 4.5 - 18 THT
    32 RECOM | R-551.2PA | DC/DC, THT, 15W, Single Output
    15 4.5 - 18 THT
    33 RECOM | R-551.8DA | DC/DC, THT, 22.5W, Single Output
    22.5 4.5 - 18 THT
    34 RECOM | R-551.8PA | DC/DC, THT, 22.5W, Single Output
    22.5 4.5 - 18 THT
    35 RECOM | R-552.5DA | DC/DC, THT, 27.5W, Single Output
    27.5 4.5 - 18 THT
    36 RECOM | R-552.5PA | DC/DC, THT, 27.5W, Single Output
    27.5 4.5 - 18 THT
    37 RECOM | R-553.3DA | DC/DC, THT, 27.5W, Single Output
    27.5 4.5 - 18 THT
    38 RECOM | R-553.3PA | DC/DC, THT, 27.5W, Single Output
    27.5 4.5 - 18 THT
    39 RECOM | R-555.0DA | DC/DC, THT, 27.5W, Single Output
    27.5 7 - 18 THT
    40 RECOM | R-555.0PA | DC/DC, THT, 27.5W, Single Output
    27.5 7 - 18 THT

    서류

    표제 Type 날짜
    R-5A.pdf Datasheet
    Yes you can. Please refer to the Innoline Application Notes and find our recommended circuits to get a negative output from each series of our switching regulator families.
    No. Switching regulators function differently than linear regulators and this “trick” does not work. They need a very good ground connection to function properly.
    The Innoline series all use intelligent controllers that measure the output current on each switching cycle (Current Mode Control). If the output is overloaded, the converter will deliver the over-current until either the converter overheats and shuts itself down (thermal protection) or the load current exceeds the safe limits. If the output is short circuited, the controller shuts down the output drive circuitry. The output condition is continuously monitored and the converter automatically restarts.