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R-78B-2.0 DC/DC Converters

RECOM Power R-78B-2.0 series DC/DC Converters are high-current voltage regulators. The 2A, SIP3, single output converters offer efficiency up to 96% and no heatsinks are required. Other features include a wide operating temperature range of -40°C to +70°C at full power. RECOM R-78B-2.0 series offers S/C and over-temperature protection and is pin-compatible with TO220 linear regulators.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Isolation	Number of Outputs	Output Power	Input Voltage, Min	Input Voltage, Max	Output Voltage-Channel 1	Output Current-Channel 1	Package / Case	Length	Width	Height	Industry	Maximum Operating Temperature	Minimum Operating Temperature	Series
	DC/DC Converters - Through Hole 4.75-32Vin 3.3Vout 2A SIP3 R-78B3.3-2.0 RECOM Power 1: $14.06 2,665In Stock 1,722Expected 10/9/2026	Mfr. Part # R-78B3.3-2.0 Mouser Part # 919-R-78B3.3-2.0	RECOM Power	DC/DC Converters - Through Hole 4.75-32Vin 3.3Vout 2A SIP3 Learn More about RECOM Power recom r 78b 2 converters	Datasheet	2,665In Stock 1,722Expected 10/9/2026	$14.06 $12.47 $12.34 $11.86 View $11.73 $11.60 $11.45 $11.44	Min.: 1 Mult.: 1			Non-Isolated	1 Output	6.6 W			3.3 V	2 A	SIP-3	11.5 mm (0.453 in)	8.5 mm (0.335 in)	17.5 mm (0.689 in)	Industrial	+ 70 C	- 40 C	R-78B
	DC/DC Converters - Through Hole 6.5-32Vin 5Vout 2A SIP3 R-78B5.0-2.0 RECOM Power 1: $13.93 4,875In Stock 3,990Expected 9/25/2026	Mfr. Part # R-78B5.0-2.0 Mouser Part # 919-R-78B5.0-2.0	RECOM Power	DC/DC Converters - Through Hole 6.5-32Vin 5Vout 2A SIP3 Learn More about RECOM Power recom r 78b 2 converters	Datasheet	4,875In Stock 3,990Expected 9/25/2026	$13.93 $12.55 $12.42 $12.03 View $11.77 $11.59 $11.43 $11.31 $11.30	Min.: 1 Mult.: 1			Non-Isolated	1 Output	10 W			5 V	2 A	SIP-3	11.5 mm (0.453 in)	8.5 mm (0.335 in)	17.5 mm (0.689 in)	Industrial	+ 70 C	- 40 C	R-78B
	DC/DC Converters - Through Hole 15-32Vin 12Vout 2A SIP3 R-78B12-2.0 RECOM Power 1: $14.06 1,022In Stock 588Expected 10/23/2026	Mfr. Part # R-78B12-2.0 Mouser Part # 919-R-78B12-2.0	RECOM Power	DC/DC Converters - Through Hole 15-32Vin 12Vout 2A SIP3 Learn More about RECOM Power recom r 78b 2 converters	Datasheet	1,022In Stock 588Expected 10/23/2026	$14.06 $12.59 $12.45 $11.86 $11.64	Min.: 1 Mult.: 1			Non-Isolated	1 Output	24 W			12 V	2 A	SIP-3	11.5 mm (0.453 in)	8.5 mm (0.335 in)	17.5 mm (0.689 in)	Industrial	+ 70 C	- 40 C	R-78B
	DC/DC Converters - Through Hole 18-32Vin 15Vout 2A SIP3 R-78B15-2.0 RECOM Power 1: $16.82 282In Stock	Mfr. Part # R-78B15-2.0 Mouser Part # 919-R-78B15-2.0	RECOM Power	DC/DC Converters - Through Hole 18-32Vin 15Vout 2A SIP3 Learn More about RECOM Power recom r 78b 2 converters	Datasheet	282In Stock	$16.82 $15.60 $15.44 $14.81 View $14.70 $14.62 $13.43 Quote	Min.: 1 Mult.: 1			Non-Isolated	1 Output	30 W			15 V	2 A	SIP-3	11.5 mm (0.453 in)	8.5 mm (0.335 in)	17.5 mm (0.689 in)	Industrial	+ 70 C	- 40 C	R-78B
	DC/DC Converters - Through Hole 11-32Vin 9Vout 2A SIP3 R-78B9.0-2.0 RECOM Power 1: $14.06 964In Stock	Mfr. Part # R-78B9.0-2.0 Mouser Part # 919-R-78B9.0-2.0	RECOM Power	DC/DC Converters - Through Hole 11-32Vin 9Vout 2A SIP3 Learn More about RECOM Power recom r 78b 2 converters	Datasheet	964In Stock	$14.06 $13.06 $12.93 $12.72 View $12.71 $12.51	Min.: 1 Mult.: 1			Non-Isolated	1 Output	18 W			9 V	2 A	SIP-3	11.5 mm (0.453 in)	8.5 mm (0.335 in)	17.5 mm (0.689 in)	Industrial	+ 70 C	- 40 C	R-78B
	DC/DC Converters - Through Hole 4.75-32Vin 1.2Vout 2A SIP3 R-78B1.2-2.0 RECOM Power 1: $14.06 35In Stock	Mfr. Part # R-78B1.2-2.0 Mouser Part # 919-R-78B1.2-2.0	RECOM Power	DC/DC Converters - Through Hole 4.75-32Vin 1.2Vout 2A SIP3 Learn More about RECOM Power recom r 78b 2 converters	Datasheet	35In Stock	$14.06 $13.31 $13.18 $12.71 View $12.35 $12.20 $11.75 $11.55 $11.54	Min.: 1 Mult.: 1			Non-Isolated	1 Output	2.4 W			1.2 V	2 A	SIP-3	11.5 mm (0.453 in)	8.5 mm (0.335 in)	17.5 mm (0.689 in)	Industrial	+ 70 C	- 40 C	R-78B
	DC/DC Converters - Through Hole 4.75-32Vin 1.8Vout 2A SIP3 R-78B1.8-2.0 RECOM Power 1: $14.06 25In Stock	Mfr. Part # R-78B1.8-2.0 Mouser Part # 919-R-78B1.8-2.0	RECOM Power	DC/DC Converters - Through Hole 4.75-32Vin 1.8Vout 2A SIP3 Learn More about RECOM Power recom r 78b 2 converters	Datasheet	25In Stock	$14.06 $13.54 $13.33 $13.06 View $12.08 $11.77 $11.63 $11.44 $11.40	Min.: 1 Mult.: 1			Non-Isolated	1 Output	3.6 W			1.8 V	2 A	SIP-3	11.5 mm (0.453 in)	8.5 mm (0.335 in)	17.5 mm (0.689 in)	Industrial	+ 70 C	- 40 C	R-78B
	DC/DC Converters - Through Hole 4.75-32Vin 2.5Vout 2A SIP3 R-78B2.5-2.0 RECOM Power 1: $14.95 42Factory Stock Available	Mfr. Part # R-78B2.5-2.0 Mouser Part # 919-R-78B2.5-2.0	RECOM Power	DC/DC Converters - Through Hole 4.75-32Vin 2.5Vout 2A SIP3 Learn More about RECOM Power recom r 78b 2 converters	Datasheet	42Factory Stock Available More Info Available	$14.95 $13.10 $12.30 $12.14 View $12.02 $11.94 Quote	Min.: 1 Mult.: 1			Non-Isolated	1 Output	5 W			2.5 V	2 A	SIP-3	11.5 mm (0.453 in)	8.5 mm (0.335 in)	17.5 mm (0.689 in)	Industrial	+ 70 C	- 40 C	R-78B
	DC/DC Converters - Through Hole 4.75-32Vin 1.5Vout 2A SIP3 R-78B1.5-2.0 RECOM Power 1: $14.06 Non-Stocked Lead-Time 17 Weeks	Mfr. Part # R-78B1.5-2.0 Mouser Part # 919-R-78B1.5-2.0	RECOM Power	DC/DC Converters - Through Hole 4.75-32Vin 1.5Vout 2A SIP3 Learn More about RECOM Power recom r 78b 2 converters	Datasheet	Non-Stocked Lead-Time 17 Weeks	$14.06 $13.54 $13.33 $13.06 View $12.09 $11.75 $11.60 $11.40 $11.36	Min.: 1 Mult.: 1			Non-Isolated	1 Output	3 W			1.5 V	2 A	SIP-3	11.5 mm (0.453 in)	8.5 mm (0.335 in)	17.5 mm (0.689 in)	Industrial	+ 70 C	- 40 C	R-78B