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SMI6B-9-N-CUB The CUI Inc. SMI6B-9-N-CUB is a 5.9W AC-DC wall mount power adapter with a 9V output. It features universal input (90-264 Vac) and a USB-C output connector.
Mfr Part #:

SMI6B-9-N-CUB

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. SMI6B-9-N-CUB is a 5.9W AC-DC wall mount power adapter with a 9V output. It features universal input (90-264 Vac) and a USB-C output connector.
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SMI6B-9-N-CUB Specifications Quick View

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SMI6B-9-N-CUB Description

Short technical summary and product information.

The CUI Inc. SMI6B-9-N-CUB is a compact AC-DC power supply designed for wall mounting. It operates with a universal input voltage range of 90 to 264 Vac and a frequency of 47 to 63 Hz.

 

This model provides a single regulated output of 9 Vdc at a maximum current of 0.66A, delivering up to 5.94W of power. It meets DoE Level VI and CoC Tier 2 efficiency standards, with a typical efficiency of 79.6% and a low no-load power consumption of 0.06W.

 

The power supply includes over-voltage and short-circuit protections for enhanced reliability. It is certified to UL/EN/IEC 62368-1 and carries safety approvals including UL/cUL, GS, RCM, CCC, PSE, and UKCA. The unit features a NEMA 1-15P input connector and a USB-C output connector, with a cord length of 1.53 meters.

 

Designed for ITE (Commercial) applications, the SMI6B-9-N-CUB operates within an ambient temperature range of 0°C to 40°C. Its dimensions are 47.0mm x 34.5mm x 26.4mm.

SMI6B-9-N-CUB Quick Information

Product Type: AC-DC Power Supply
Series: SMI6B
Canonical Name: CUI Inc. SMI6B Series AC-DC Power Supply, 9V, 0.66A, 5.9W
Subcategory: Wall Mount Adapter

SMI6B-9-N-CUB Compliance

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

SMI6B-9-N-CUB Features

  • Universal 90-264 Vac input voltage range.
  • Single regulated 9 Vdc output.
  • Up to 5.9W maximum output power.
  • DoE Level VI and CoC Tier 2 efficiency.
  • USB-C output connector.

SMI6B-9-N-CUB Applications

  • Ideal for powering USB-C devices.
  • Suitable for IoT and home automation.
  • Used in small consumer electronics.
  • Supports low-power industrial equipment.

SMI6B-9-N-CUB FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the SMI6B-9-N-CUB?

The input voltage range is 90 to 264 Vac at 47 to 63 Hz.

What is the output voltage and current rating?

The output voltage is 9 Vdc and the maximum output current is 0.66 A, providing up to 5.94 W.

What is the operating temperature range?

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

What safety certifications does this adapter have?

It is certified to UL/cUL, GS, RCM, CCC, PSE, and UKCA, and complies with FCC Part 15B Class B and CE.

What is the form factor of the SMI6B-9-N-CUB?

It is a wall mount adapter (Class II) with a fixed NEMA 1-15P input plug and USB-C output connector.

Does the adapter have short circuit protection?

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

What is the isolation voltage rating?

The input to output isolation is rated at 3,000 Vac (4,242 Vdc) for 1 minute at 10 mA.

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