RB-0505S RECOM Power Power Supply (Other) In Stock

Name: RB-0505S
Brand: RECOM Power
SKU: RB-0505S
Availability: InStock

The RB-0505S is a RECOM Power unregulated DC-DC converter module accepting 4.5 V to 5.5 V input and providing an isolated 5 V output at 78% efficiency in a compact SIP-5 package. It carries UL, IEC, and EN approvals, making it suitable for signal isolation and power conversion in industrial, medical, and instrumentation equipment.

ACTIVEPower SupplyVerified Jun 2026

Package / Visual Reference

RB-0505SOther

Quick Facts

Manufacturer: RECOM Power
Package: Other
Pin Count: 7
Lifecycle: ACTIVE
Datasheet: RB-0505S Datasheet PDF
Category: Power Supply
Price: From $4.0600(MOQ 5)
Temp Range: -40.0°C to 85.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of RB-0505S?

Isolated 5 V to 5 V DC-DC converter with 4.5 V to 5.5 V input range and 78% conversion efficiency
UL, IEC, and EN approved for compliance in industrial, medical, and consumer equipment safety certifications
SIP-5 through-hole package enabling simple PCB integration for board-level galvanic isolation of sensitive analog circuits

What is RB-0505S used for?

The RB-0505S provides galvanic isolation between ground planes in industrial sensor interfaces, RS-232/RS-485 transceivers, and analog measurement front ends where noise coupling or ground loop elimination is critical. Its 5 V to 5 V isolated topology simplifies designs powered from a single 5 V rail that require a separate isolated supply for ADC references or gate drivers. Approval to UL, IEC, and EN standards facilitates inclusion in certified industrial and medical equipment designs.

What are the specifications of RB-0505S?

Pbfree Code	Yes
Reach Compliance Code	Compliant
YTEOL	5
Analog IC - Other Type	DC-DC UNREGULATED POWER SUPPLY MODULE
Approvals	UL, IEC, EN
Efficiency (Main Output)	78%
Input Voltage-Max	5.5V
Input Voltage-Min	4.5V
Input Voltage-Nom	5V
JESD-30 Code	R-XSIP-T5
Line Regulation-Max	1.2%
Load Regulation-Max	15%
Number of Functions	1
Number of Outputs	1
Output Current-Max	0.2A
Output Voltage-Max	5.25V
Output Voltage-Min	4.75V
Output Voltage-Nom	5V
Package Body Material	UNSPECIFIED
Package Equivalence Code	SIP5/7,.05
Package Shape	RECTANGULAR
Package Style	IN-LINE
Qualification Status	Not Qualified
Ripple Voltage (Main Out)	0.03535Vrms
Screening Level	IEC/EN 60601-1
Surface Mount	NO
Technology	HYBRID
Temperature Grade	INDUSTRIAL
Terminal Form	THROUGH-HOLE
Terminal Pitch	2.54mm
Terminal Position	SINGLE
Total Power Output-Max	1W
Trim/Adjustable Output	NO
Package	Other

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
Country of Origin	Mainland China, Taiwan

Where can I find the RB-0505S datasheet?

RB-0505S Datasheet Download

Official datasheet from RECOM Power

What are equivalent replacements for RB-0505S?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What input voltage range does the RB-0505S accept, and how much margin does it allow above and below 5 V?

The RB-0505S accepts input voltages from 4.5 V to 5.5 V, providing 0.5 V of headroom below and above the nominal 5 V supply. This tolerance accommodates typical USB and regulated 5 V rail variations without requiring additional pre-regulation, simplifying system power design.

What conversion efficiency does the RB-0505S achieve, and how does that affect thermal management on a PCB?

The RB-0505S achieves 78% typical power conversion efficiency, meaning that at rated output power approximately 22% is dissipated as heat. For a 1 W output module this corresponds to roughly 280 mW of heat dissipation, which the SIP-5 package handles passively without heatsinks in most 25°C to 70°C ambient operating environments.

For which safety certifications is the RB-0505S approved, and what markets does that enable?

The RB-0505S holds UL, IEC, and EN approvals, covering North American UL-listed equipment, international IEC-regulated products, and European EN-compliant designs. These certifications allow the module to be designed into safety-certified industrial control systems, medical devices requiring reinforced isolation up to 1 kV, and consumer electronics sold in EU and US markets.

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AvailabilityIn Stock

Reference Price (USD)

From $4.0600

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
5+	$6.3900	$31.95
10+	$6.2900	$62.90
19+	$4.6300	$87.97
250+	$4.2400	$1060.00
500+	$4.1500	$2075.00
1000+	$4.0600	$4060.00

pcs

Unit price: $6.3900 · Total: $31.95

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

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RB-0505S RECOM Power Power Supply (Other) In Stock

What are the key features of RB-0505S?

What is RB-0505S used for?

What are the specifications of RB-0505S?

Compliance & Regulatory

Where can I find the RB-0505S datasheet?

What are equivalent replacements for RB-0505S?

Frequently Asked Questions

What input voltage range does the RB-0505S accept, and how much margin does it allow above and below 5 V?

What conversion efficiency does the RB-0505S achieve, and how does that affect thermal management on a PCB?

For which safety certifications is the RB-0505S approved, and what markets does that enable?

Related Guides

STM32H725IGT3 Selection Guide: Memory, Package, Temperature, and Supply

STM32H725IGT3 High-Performance MCU Design Guide

150141VS73100 Violet SMD LED Selection Guide: Color, Drive, and Sourcing

STEF05SGR 5 V eFuse Protection Design Guide

Why Buy from FindMyChip

About RECOM Power

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