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

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Subtotal (1 unit)*

TWD347.00

(exc. GST)

TWD364.35

(inc. GST)

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  • 86 unit(s) ready to ship from another location
  • Plus 19 unit(s) shipping from July 14, 2026
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Per unit
1 - 10TWD347.00
11 - 20TWD340.00
21 +TWD334.00

*price indicative

Packaging Options:
RS Stock No.:
163-451
Mfr. Part No.:
R-78B5.0-1.0
Manufacturer:
Recom
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Brand

Recom

Product Type

Switching Regulator

Output Voltage 1

5V dc

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

Line Regulation

0.4 %

Package Type

SIP

Standards/Approvals

RoHS

Weight

4g

Length

11.5mm

Depth

17.5mm

Width

8.5mm

Maximum Input Voltage

28V dc

Load Regulation

0.2 %

MTBF

6584000h

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.

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