Recom Switching Regulator, Through Hole, 5 V dc Output Voltage 28V dc, 1 A Output Current, 1 Outputs

RS stock no.:: 166-8746
Mfr. Part No.:: R-78B5.0-1.0
Manufacturer:: Recom

Recom Switching Regulator, Through Hole, 5 V dc Output Voltage 28V dc, 1 A Output Current, 1 Outputs

Image representative of range

Subtotal (1 tube of 42 units)*

R 7 633,94

(exc. VAT)

R 8 779,03

(inc. VAT)

FREE delivery for orders over R 1,500.00

In Stock

Plus 2 unit(s) shipping from 19 March 2026

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Tube(s)	Per Tube	Per unit*
1 +	R 7,633.94	R 181.76

*price indicative

RS stock no.:: 166-8746
Mfr. Part No.:: R-78B5.0-1.0
Manufacturer:: Recom

Specification

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Recom
	Output Voltage 1	5 V dc
	Product Type	Switching Regulator
	Output Current	1A
	Mount Type	Through Hole
	Number of Outputs	1
	Power	5W
	Efficiency	93%
	Ripple and Noise	15mV Pk-Pk
	Maximum Operating Temperature	85°C
	Minimum Operating Temperature	-40°C
	Series	R-78B-1.0
	Package Type	SIP
	Line Regulation	0.4 %
	Depth	17.5mm
	Width	8.5 mm
	Standards/Approvals	RoHS
	Length	11.5mm
	Weight	4g
	Maximum Input Voltage	28V dc
	MTBF	6584000h
	Load Regulation	0.2 %
	Minimum Input Voltage	6.5V

	Select all
	Brand Recom
	Output Voltage 1 5 V dc
	Product Type Switching Regulator
	Output Current 1A
	Mount Type Through Hole
	Number of Outputs 1
	Power 5W
	Efficiency 93%
	Ripple and Noise 15mV Pk-Pk
	Maximum Operating Temperature 85°C
	Minimum Operating Temperature -40°C
	Series R-78B-1.0
	Package Type SIP
	Line Regulation 0.4 %
	Depth 17.5mm
	Width 8.5 mm
	Standards/Approvals RoHS
	Length 11.5mm
	Weight 4g
	Maximum Input Voltage 28V dc
	MTBF 6584000h
	Load Regulation 0.2 %
	Minimum Input Voltage 6.5V

COO (Country of Origin):: TW

RECOM Switching Regulator, 93% Efficiency, 1A Output Current - R-78B-1.0 Series - R-78B5.0-1.0

Looking for a Compact component to safely control power distribution on your electronic circuits? Choose this switching regulator from RECOM. Its Compact size of 17.5 (length) x 8.5 (width) x 11.5mm (height) makes it suitable for installation in setups with limited space. The plastic housing is resistant to heat and impact, so it's a practical choice for use in harsh environments. You can mount the unit by soldering its pins directly into through-holes on your PCB, ensuring a strong connection that won't come loose in the event of heavy vibrations.

Features & Benefits

• High efficiency of 93% ensures minimal energy loss for optimal productivity

• Compatible with blocking diodes to provide feedback protection for improved safety

• Light weight of 4g to minimise strain on the circuit board

• Broad operating temperature range of -40°C to +85°C for use in demanding conditions

Applications

• Telecommunications industry

• Gaming consoles and controllers

What's the MTBF of this switching regulator?

This unit has a mean time between failures of 8,593,000 hours at a temperature of +25°C, so you can rest assured that it's designed for long-term performance.