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DC/DC Step-down Modules

K78(L)xx-3AR3 series

The K78(L)xx-3AR3 series covers 12 published part numbers, 9.9–45 W output power, 3.3–15 VDC output, SIP package.

Send an enquiry Series datasheet (PDF)

Part numbers in this series · 12 part numbers

Compare Part Number Input Output voltage Output current Output power Efficiency Isolation Dimensions Mounting PDF
K7803-3AR3 8~36 VDC 3.3 VDC 3000mA 9.9 W — — 32.15*14.85*9.05 — PDF Request a quotation
K78L03-3AR3 8~36 VDC 3.3 VDC 3000mA 9.9 W — — 30.60*12.50*5.80 — PDF Request a quotation
K7805-3AR3 8~36 VDC 5 VDC 3000mA 15.0 W — — 32.15*14.85*9.05 — PDF Request a quotation
K78L05-3AR3 8~36 VDC 5 VDC 3000mA 15.0 W — — 30.60*12.50*5.80 — PDF Request a quotation
K78LX6-3AR3 10~36 VDC 6.5 VDC 3000mA 19.5 W — — 30.60*12.50*5.80 — PDF Request a quotation
K78X6-3AR3 10~36 VDC 6.5 VDC 3000mA 19.5 W — — 32.15*14.85*9.05 — PDF Request a quotation
K7809-3AR3 13~36 VDC 9 VDC 3000mA 27.0 W — — 32.15*14.85*9.05 — PDF Request a quotation
K78L09-3AR3 13~36 VDC 9 VDC 3000mA 27.0 W — — 30.60*12.50*5.80 — PDF Request a quotation
K7812-3AR3 16~36 VDC 12 VDC 3000mA 36.0 W — — 32.15*14.85*9.05 — PDF Request a quotation
K78L12-3AR3 16~36 VDC 12 VDC 3000mA 36.0 W — — 30.60*12.50*5.80 — PDF Request a quotation
K7815-3AR3 19~36 VDC 15 VDC 3000mA 45.0 W — — 32.15*14.85*9.05 — PDF Request a quotation
K78L15-3AR3 19~36 VDC 15 VDC 3000mA 45.0 W — — 30.60*12.50*5.80 — PDF Request a quotation

Can’t find your part number?

Samples may be available for selected models. Volume pricing is available. Price, MOQ, lead time and shipping eligibility are confirmed by quotation.

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Can’t find your part number?

The portfolio we quote from is much wider than the part numbers published here. Send the part number, quantity and destination — or describe the application — and we will come back with a written quotation.

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