Compact Size Non-isolated Switching Regulators K78xxM-1000R3 Series
      K78-500R3 series marketed appeal to customers thanks to its compact size but high efficiency. Good news is that MORNSUN expands new non-isolated switching regulator K78M-1000R3 series to further meet the market demand for 1A output.

      The new K78M-1000R3 series are full encapsulated in a compact 11.6 x 10.4 x 8 mm (0.457 x 0.409 x 0.315 inch) plastic case, compatible with K78-500R3 series. The series feature an ultra-wide input voltage range of 6-36V, continuous short-circuit protection, low ripple noise (typ.: 25mV), etc., targeting a diverse range of industrial control, grid power, instrumentation, mining and other related industries. The new 1A series can accommodate operating temperature from -40°C to +85°C and offer conversion efficiency up to 96% without heat sink, which is the best alternative to traditional LM78xx linear regulators.


Logistics robot, etc.


>High efficiency up to 96%
>No-load input current as low as 0.3mA
>Operating temperature range: -40℃ to +85℃
>Support the negative output
>Output short circuit protection
>Pin-out compatible with LM78XX linear regulators
>Meet  EN62368 (pending)

Please refer to the technical manual for specific product parameters:

Series Vin(VDC) Vout(VDC) Iout(mA) No. of Outputs Package Dimension(mm) Footprint & 3D Certification Datasheet Sample Buy
K7803M-1000R3 6~36 3.3 1000 1 SIP 11.60*8.00*10.40
K7805M-1000R3 8~36 5 1000 2 SIP 11.60*8.00*10.40
K7809M-1000R3 13~36 9 1000 1 SIP 11.60*8.00*10.40
K7812M-1000R3 16~36 12 1000 1 SIP 11.60*8.00*10.40
K7815M-1000R3 20~36 15 1000 2 SIP 11.60*8.00*10.40
K78X6M-1000R3 10~36 6.5 1000 1 SIP 11.60*8.00*10.40

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