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SMI6B-9-4-P7 The CUI Inc. SMI6B-9-4-P7 is a 9W AC-DC power supply with a 9V output voltage. It features a universal 90-264 Vac input and meets DoE Level VI efficiency standards.
Mfr Part #:

SMI6B-9-4-P7

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. SMI6B-9-4-P7 is a 9W AC-DC power supply with a 9V output voltage. It features a universal 90-264 Vac input and meets DoE Level VI efficiency standards.
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SMI6B-9-4-P7 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Approval Agency
Cord Length
Current
Efficiency
Form
Input Connector
Input Frequency
Input Type
Input Voltage
No Load Power Consumption
Operating Temperature
Output Connector
Output Current
Output Power
Polarization
Power (Watts)
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SMI6B-9-4-P7 Description

Short technical summary and product information.

The CUI Inc. SMI6B-9-4-P7 is an AC-DC power supply designed for ITE applications, offering a single regulated 9Vdc output with a maximum current of 0.66A and a power rating of 5.9W. It accepts a universal input voltage range of 90-264 Vac and operates at frequencies between 47-63 Hz.

 

This power supply meets DoE Level VI and CoC Tier 2 efficiency standards, with an average efficiency of 79.6% and a low no-load power consumption of 0.06W typical. It includes over-voltage and short-circuit protections for enhanced reliability. The unit is certified to UL/EN/IEC 62368-1 and carries safety approvals including UL/cUL, GS, RCM, CCC, and PSE.

 

Designed for convenience, the SMI6B-9-4-P7 features interchangeable AC blades, a compact design, and a cord length of 1.53m. The output connector is a Barrel Plug with a 1.35mm I.D. x 3.5mm O.D. x 9.5mm size and positive center polarization. Its operating temperature range is from 0°C to 40°C.

SMI6B-9-4-P7 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-9-4-P7 Compliance

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

SMI6B-9-4-P7 Features

  • Universal 90-264 Vac input voltage range.
  • Single regulated 9Vdc output at 5.9W.
  • DoE Level VI and CoC Tier 2 efficiency.
  • Compact wall mount design with interchangeable blades.
  • UL/cUL, GS, RCM, CCC, PSE safety approvals.

SMI6B-9-4-P7 Applications

  • Suitable for ITE and commercial equipment.
  • Ideal for international product designs.
  • Provides reliable power for various devices.
  • Compact solution for space-constrained applications.

SMI6B-9-4-P7 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage and current of the SMI6B-9-4-P7?

The output voltage is 9 Vdc and the maximum output current is 0.66 A.

What is the input voltage range for this adapter?

The input voltage range is 90 to 264 Vac.

What is the operating temperature range?

The operating temperature range is 0°C to 40°C.

What type of output connector does the SMI6B-9-4-P7 use?

It uses a barrel plug with 1.35 mm I.D. x 3.5 mm O.D. x 9.5 mm.

What is the efficiency of this adapter?

The average efficiency is 79.6%.

Does the SMI6B-9-4-P7 have short circuit protection?

Yes, it has short circuit protection with output shutdown and auto recovery.

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