18V LED Power Supply

Product Description

This unit is a constant current 18Vdc power supply designed for internal LED lighting applications. It is convection cooled providing a 0° to +50° C operating temperature range. This highly reliable design will meet or exceed all applicable safety and energy efficiency agency standards required for LED power supplies.

Features

• Constant Current Output
• Wide Range Input: 90-305Vac
• Active Power Factor Correction
• High Efficiency (up to 85%)
• UL8750 Compliant

AC Input

• Voltage Input Range: 90-264VAC
• Frequency: 50/60/400Hz (47-415Hz)
• Phase: Single Phase, 2 wire no ground
• Power factor correction: 0.99 @ Full Load

Output Selection Guide

Model #:	Voltage	Max Current	Regulation	Ripple
12.6LED18V700mA	3 - 18Vdc	700 mA	±5%	900mV pk-pk

DC Output Characteristics (Constant Current)

• Output Power: 12.6 Watts (maximum continuous power)
• Line Regulation: ±5.0% Typical
• Load Regulation: ±5.0% Typical (No load to full load; nominal input)
• Output Ripple/Noise: 5% Typical (max 2Vpk-pksinusodial, nominal input; full load; 20MHz bandwidth)

Electrical Characteristics

• Switching Frequency: 250KHz Fixed
• Efficiency: 85% Typical (Measuring at 230Vac and at full load)
• Turn On Delay: 1.5 second maximum at 120 VAC

Protection

• Over Current Limit: ~115 to 120% of maximum rating. Hiccup, continuous.
• Over-Voltage Setpoint: ~105% to 120% of nominal Output. Unit latched 1 minute, recycle AC input to reset at 25°C.
• Short Circuit: Auto-Recovery after short circuit condition is removed.
• Over temperature Protection: The power supply is protected for over temperature conditions with thermal shutdown. Auto-Recovery when temperature returns to normal

Environmental

• Operating Temperature: 0º to +50º C (baseplate)
• Storage Temperature: -20º to 75º C
• Operating Humidity: 15% to 90% RH, Non-condensing
• Storage Humidity: 5% to 95% RH, Non-condensing
• Cooling: Convection cooled

ESafety Agencies & EMI

Mechanical

• Outline Dimensions: ~0.8" X .71" X 6.0" (H X W X L)
• Weight: ~.9 ozs  (~26 grams)
• AC Input & Output Connector: Through hole

Notes

• Some specifications have not been tested for actual compliance and can not be guaranteed to meet 100% compliance during system testing.
• Product specifications subject to change without notice.
• All rights reserved. Contents of this document may not be reproduced in any form without the prior written permission of DSC Power Solutions.
• The information and specifications contained in this document are believed to be correct and accurate at the time of publication. DSC Power Solutions, Inc. accepts no responsibility for consequences arising from printing errors or inaccuracies pertaining to any use or application of this document.