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SMI6B-5-4-P6 The CUI Inc. SMI6B-5-4-P6 is a 6W AC-DC power supply with a 5V single regulated output. It features universal input (90-264 Vac) and DoE Level VI efficiency.
Mfr Part #:

SMI6B-5-4-P6

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. SMI6B-5-4-P6 is a 6W AC-DC power supply with a 5V single regulated output. It features universal input (90-264 Vac) and DoE Level VI efficiency.
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SMI6B-5-4-P6 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Current
Efficiency
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Input Connector
Input Type
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SMI6B-5-4-P6 Description

Short technical summary and product information.

The CUI Inc. SMI6B-5-4-P6 is a versatile AC-DC power supply designed for various applications. It delivers a single regulated 5V output with a maximum power of 6W and a current rating of 1.2A.

 

The unit accepts a universal input voltage range of 90 to 264 Vac and operates within a frequency range of 47 to 63 Hz. It meets DoE Level VI and CoC Tier 2 efficiency standards, ensuring energy-conscious operation with a typical efficiency of 80.5% and a low no-load power consumption of 0.06W.

 

Key features include over-voltage and short-circuit protections for enhanced reliability. The compact design and interchangeable AC blades (North America, Europe, UK, Australia included) make it suitable for international use. Safety approvals include UL/cUL, GS, RCM, CCC, and PSE, certified to UL/EN/IEC 62368-1 standards.

 

This power supply is ideal for ITE (Commercial) applications and features a standard barrel plug output connector (2.5mm I.D. x 5.5mm O.D. x 9.5mm).

SMI6B-5-4-P6 Quick Information

Product Type: AC-DC Power Supply
Series: SMI6B
Canonical Name: CUI Inc. SMI6B Series AC-DC Power Supply
Subcategory: Wall Mount Adapter

SMI6B-5-4-P6 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SMI6B-5-4-P6 Features

  • Universal input voltage range of 90-264 Vac.
  • Delivers 5V output at up to 6W power.
  • Meets DoE Level VI and CoC Tier 2 efficiency.
  • Compact design with interchangeable AC blades.
  • Includes over-voltage and short-circuit protections.

SMI6B-5-4-P6 Applications

  • For powering 5V microcontroller development boards
  • Suitable for network equipment like routers and switches
  • Used with LED lighting and display driver circuits
  • Ideal for small home automation sensor hubs
  • For peripheral USB device power supplies

SMI6B-5-4-P6 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the SMI6B-5-4-P6?

90 to 264 Vac.

What is the output voltage and current?

5 Vdc at 1.2 A maximum.

What is the operating temperature range?

0°C to 40°C.

What is the form factor of this adapter?

Wall mount (Class II) with multi-blade input connector.

What safety approvals does it have?

UL/cUL, GS, RCM, CCC, PSE, UKCA.

What is the efficiency level?

DoE Level VI and CoC Tier 2, with average efficiency 80.5%.

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