SDI18-5.9-UDC-P5 The CUI Inc. SDI18-5.9-UDC-P5 is an 18W AC-DC desktop power adapter with a 5.9V output voltage and 3A output current. It features DoE Level VI and CoC Tier 2 efficiency.
Mfr Part #:

SDI18-5.9-UDC-P5

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. SDI18-5.9-UDC-P5 is an 18W AC-DC desktop power adapter with a 5.9V output voltage and 3A output current. It features DoE Level VI and CoC Tier 2 efficiency.
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SDI18-5.9-UDC-P5 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Applications
Approval Agency
Automotive Grade
Cord Length
Current
Efficiency
Form
Frequency
Height
Industrial Grade
Input Connector
Input Type
Length
Medical Grade
Military Grade
No Load Power Consumption
Operating Temperature
Output Connector
Output Power
Polarization
Power (Watts)
Region Utilized
SVHC Present
Standard Number
Storage Temperature
Tape & Reel
Voltage
Width

SDI18-5.9-UDC-P5 Description

Short technical summary and product information.

The CUI Inc. SDI18-5.9-UDC-P5 is a versatile AC-DC desktop power supply designed for ITE applications. It delivers a continuous 18W of power with a 5.9V output voltage and a maximum current of 3A. This power supply meets DoE Level VI and CoC Tier 2 efficiency standards, ensuring energy savings.

 

Featuring a universal input voltage range of 90-264 Vac and a frequency range of 47-63 Hz, the SDI18-5.9-UDC-P5 is suitable for global use. It includes essential protections such as over-voltage, over-current, and short-circuit protection for enhanced safety. The compact desktop form factor (Class II) and IEC 320-C8 input connector make integration straightforward.

 

Safety approvals include UL/cUL, CE, and PSE, certified to 62368-1 standards. The output is delivered via a standard 2.1mm I.D. x 5.5mm O.D. barrel plug with a positive center polarization. The operating temperature range is 0°C to 40°C.

SDI18-5.9-UDC-P5 Quick Information

Product Type: AC DC Desktop, Wall Adapter
Series: SDI18-UD
Canonical Name: CUI Inc. SDI18-5.9-UDC-P5 AC-DC Power Supply
Subcategory: Desktop Adapter

SDI18-5.9-UDC-P5 Compliance

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

SDI18-5.9-UDC-P5 Features

  • Up to 18W continuous power output.
  • Meets DoE Level VI efficiency standards.
  • Universal input voltage range (90-264 Vac).
  • Includes OVP, OCP, and SCP protections.
  • Compact desktop form factor for easy integration.

SDI18-5.9-UDC-P5 Applications

  • Powers portable electronic devices and peripherals
  • Suitable for IoT and smart home equipment
  • Drives LED lighting and signage systems
  • Used in industrial control and automation
  • Ideal for networking and telecommunications gear

SDI18-5.9-UDC-P5 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the SDI18-5.9-UDC-P5?

The output voltage is 5.9 Vdc.

What is the operating temperature range?

0°C to 40°C.

What is the form factor or package type?

Desktop (Class II) with IEC 320-C8 input connector.

What protection features does this adapter have?

Over voltage protection (shutdown at 12Vdc), over current protection (auto-recovery at 6A), and short circuit protection.

What is the efficiency rating?

Level VI efficiency.

What is the input voltage range?

90-264 Vac.

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