Mfr Part #:

SMI18-5.9-K-P6R

Mfr Name: CUI Inc.

The CUI Inc. SMI18-5.9-K-P6R is an 18W AC-DC power supply with a 5.9V output. It features universal input voltage and DoE Level VI efficiency.

Stock on Request

SMI18-5.9-K-P6R Description

Short technical summary and product information.

The CUI Inc. SMI18-5.9-K-P6R is a versatile AC-DC power supply designed for global use, delivering up to 18W of continuous power. It operates with a universal input voltage range of 90-264 Vac and features DoE Level VI and CoC Tier 2 efficiency standards, ensuring low no-load power consumption below 0.075W.

This power supply offers a stable 5.9V output with a maximum current of 3.0A. It includes essential protections such as over voltage, over current, and short circuit protection for reliable operation. The unit is certified to 60950-1 and 62368-1 standards and carries safety approvals including UL/cUL, RCM, CCC, and PSE.

Designed as a wall mount adapter (Class II), it comes with interchangeable AC blades for international compatibility. The output connector is a 2.5mm I.D. x 5.5mm O.D. x 9.5mm barrel plug with a positive center polarization. Its compact dimensions are 75.0mm x 35.0mm x 65.6mm, making it suitable for various ITE (Commercial) applications.

SMI18-5.9-K-P6R Quick Information

Product Type: AC-DC Power Supply

Series: SMI18

Canonical Name: CUI Inc. SMI18 Series AC-DC Power Supply

Subcategory: Wall Adapter

SMI18-5.9-K-P6R Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

SMI18-5.9-K-P6R Features

Up to 18W continuous power output.
DoE Level VI, CoC Tier 2 efficiency.
Universal input voltage range.
Over voltage, over current, and short circuit protections.
Interchangeable AC blades for global use.

SMI18-5.9-K-P6R Applications

Powers commercial information technology equipment.
Suitable for networking and telecommunications devices.
Ideal for point-of-sale and kiosk systems.
Used in test and measurement instruments.

SMI18-5.9-K-P6R FAQs

7 frequently asked questions generated from this part’s specifications.

What is the output voltage and current for the SMI18-5.9-K-P6R?

The SMI18-5.9-K-P6R has a nominal output voltage of 5.9Vdc and a maximum output current of 3.0A.

What is the maximum power output of the SMI18-5.9-K-P6R?

The maximum power output for the SMI18-5.9-K-P6R is 18W.

What is the input voltage range for this power supply?

The input voltage range for the SMI18-5.9-K-P6R is 90 to 264 Vac.

What efficiency level does the SMI18-5.9-K-P6R meet?

The SMI18-5.9-K-P6R meets DoE Level VI and CoC Tier 2 efficiency standards.

What protections are included in the SMI18-5.9-K-P6R?

The SMI18-5.9-K-P6R includes over voltage protection, over current protection, and short circuit protection.

What are the operating temperature limits for this power supply?

The operating temperature range for the SMI18-5.9-K-P6R is 0°C to 40°C.

What type of output connector does the SMI18-5.9-K-P6R use?

The SMI18-5.9-K-P6R uses a Barrel Plug R/A with dimensions 2.5mm I.D. x 5.5mm O.D. x 9.5mm.

Category	AC DC Desktop, Wall Adapters
Manufacturer Name	CUI Inc.
AEC Qualified	No
Applications	ITE (Commercial)
Approval Agency	CB Scheme, CCC, CSA, EN, IEC, PSE, RCM, UL
Automotive Grade	No
Cord Length	47.2" (1.20m)
Current	3.0 A
Efficiency	Level VI, CoC Tier 2
Form	Wall Mount (Class II)
Frequency	47 ~ 63 Hz
Height	65.6mm (2.58")
Industrial Grade	No
Input Connector	Multi-Blade
Input Type	Multi-Blade (Sold Separately)
Length	75.0mm (2.95")
Medical Grade	No
Military Grade	No
No Load Power Consumption	0.07 W / 100mW (Max)
Operating Temperature	0°C ~ 40°C
Output Connector	Barrel Plug R/A, 2.5mm I.D. x 5.5mm O.D. x 9.5mm
Polarization	Positive Center
Power (Watts)	18 W
Region Utilized	International
SVHC Present	Not Present
Standard Number	C22.2 No. 60950-1; 55024; 55032 Class B; 60950-1; 61000-3-2; 61000-3-3; 62368-1
Voltage	5.9 Vdc
Width	35.0mm (1.38")