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9-90VDC Input voltage Non-Isolated Switching Regulator—K78Uxx-500R3(L) Series

K78-en-(1).jpg


1. Introduction of K78Uxx-500R3(L) Series

MORNSUN newly released ultra wide input voltage range non-isolated DC/DC converter——K78Uxx-500R3(L), features an 10:1 ultra-wide input voltage range of 9-90VDC, operating temperature range of -40°C to +85°C, no-load input current as low as 1.5mA, and efficiency up to 93%, with output continuous short-circuit protection, high cost performance.


Note: Series with suffix "L" are available for 90° pin-out, K78Uxx-500R3L.


2. Applications of K78Uxx-500R3(L) Series

It can be widely used in applications requiring wide input voltage and constant voltage without isolation.


K78-en-(2).jpg


3. Features of K78Uxx-500R3(L) Series

●  10:1 ultra-wide input voltage range: 9-90VDC

●  Efficiency up to 93%

●  No-load input current as low as 1.5mA

●  Operating temperature range: -40°C to +85°C

●  Output continuous short-circuit protection

●  Pin-out compatible with K78xx series

●  International standard pin-out

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
K78U03-500 9~72 3.3 500 1 SIP 11.50*9.00*17.50
-
K78U03-500R3 48 3.3 500 1 SIP 11.50*9.00*17.50
K78U03-500R3L 48 3.3 500 1 SIP 19.00*11.50*9.00
K78U05-500 9~72 5 500 1 SIP 11.50*9.00*17.50
-
K78U05-500R3 48 5 500 1 SIP 11.50*9.00*17.50
K78U05-500R3L 48 5 500 1 SIP 19.00*11.50*9.00
K78U09-500 14~72 9 500 1 SIP 11.50*9.00*17.50
-
K78U09-500R3 48 9 500 1 SIP 11.50*9.00*17.50
K78U09-500R3L 48 9 500 1 SIP 19.00*11.50*9.00
K78U12-500 17~72 12 500 1 SIP 11.50*9.00*17.50
-
K78U12-500R3 48 12 500 1 SIP 11.50*9.00*17.50
K78U12-500R3L 48 12 500 1 SIP 19.00*11.50*9.00
K78U15-500 20~72 15 500 1 SIP 11.50*9.00*17.50
-
K78U15-500R3 48 15 500 1 SIP 11.50*9.00*17.50
K78U15-500R3L 48 15 500 1 SIP 19.00*11.50*9.00
K78U24-300 36~72 24 300 1 SIP 11.50*9.00*17.50
-
K78U24-300R3 48 24 300 1 SIP 11.50*9.00*17.50
K78U24-300R3L 48 24 300 1 SIP 19.00*11.50*9.00
K78UX6-500 9~72 6.5 500 1 SIP 11.50*9.00*17.50
-
K78UX6-500R3 48 6.5 500 1 SIP 11.50*9.00*17.50
K78UX6-500R3L 48 6.5 500 1 SIP 19.00*11.50*9.00

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