Embedded Power for Business-Critical Continuity Rev. 01.17.07 ALQ/AEQ20B48 1 of 2 ALQ/AEQ20B48 20 Amps Total Power: 240 Watts Input Voltage: 48V of Outputs: 1 Electrical Specifications Input Input ra nge 36V to 75VDC Input surge 100V / 100ms Efficiency 93% (typical) Output Special Features Line regulation 0.1% (typical) Quarter brick industry stan- Load regulation 0.1% (typical) dard outline 1 Noise/ripple 60mV (typical) Baseplate or openframe low 5% deviation Transient response profile construction (50% to 75% step load) Industry Standard features : <250s setting time Input UVLO with 130% Io (autorecovery) Over current protection hysteresis, Enable, OVP, OCP, OTP, output 120% Vo (autorecovery) Over voltage protection Voltage Trim, Differential 115C average PCB temperature (autorecovery) Over temperature protection Remote Sense Switching frequency 150kHz Fixed switching frequency for Isolation voltage 2250 Vdc EMI predictability Prebias startup capable Control RoHS compliant Enable on/off Positive or negative logic options TTL compatible Meets Basic Insulation EU directive 2002/95/EC Environmental Specifications compliant for RoHS Operating ambient air temperature range -40C to +85C ambient Storage temperature -40C to +125C MTBF >1 million hours Safety UL, cUL 60950 TUV EN60950Embedded Power for Business-Critical Continuity Rev. 01.17.07 Ordering Information ALQ/AEQ20B48 2 of 2 Input 2 Astec Power Output Voltage Output Current Efficiency Model Number Voltage 36 - 75V 12V 20A 93% Typ ALQ20B48(N)-(6)L 5810 Van Allen Way 36 - 75V 12V 20A 93% Typ AEQ20B48(N)-(6)L Carlsbad, CA 92008 Options: USA (N) : = designates Negative Logic Enable (default is Positive Enable with no suffix N required) Telephone: +1 760 930 4600 (6) : -6 = 3.7mm nominal pin length (default is 5mm nominal pin length with no suffix -6 required) Facsimile: +1 760 930 0698 Notes: Technical Support: +1 888 41 ASTEC ALQ : = openframe constructioin or +1 407 241 2752 AEQ : = baseplate contruction L: = RoHS Compliant (RoHS 6) Waterfront Business Park Merry Hill, Dudley West Midlands, DY5 1LX Pin Assignments Mechanical Drawing United Kingdom Single Output OPENFRAME PIN Length (inch mm ) Telephone: +44 (0) 1384 842 211 1. +Vin Std : 0.197 5.0 Facsimile: +44 (0) 1384 843 355 -6 : 0.146 3.7 2. Enable on/off 3. -Vin Units 2111-2116, Level 21 4. -Vout Tower 1, Metroplaza 5. - Sense 223, Hing Fong Road 6. Trim Kwai Fong, New Territories 7. + Sense Hong Kong 8. +Vout Telephone: +852 2437 9662 Facsimile: +852 2402 4426 Notes: 1. Measured at 20 MHz bandwidth with external 10 uF tant. capacitor in parallel with 1 uF For global contact, visit: ceramic capacitor placed across +Vout and - www.astecpower.com Vout, TA = 25C. 2. Efficiency measurements taken at nominal line technicalsupport astec.com VIN = 48V input, Io = 100% load, TA = 25C. 3. All specifications are considered typical values unless otherwise noted and are subjuect to While every precaution has been taken to ensure change without notice. accuracy and completeness in this literature, Astec 4. 2 year warranty. Power assumes no responsibility, and disclaims all liability for damages resulting from use of this 5 Consult factory for further product technical information or for any errors or omissions. details. Printed in USA Emerson Network Power. The global leader in enabling business-critical continuity. AC Power Connectivity DC Power Embedded Power Inbound Power Integrated Cabinet Solutions Outside Plant Precision Cooling Site Monitoring and Services EmersonNetworkPower. com * This is a Preliminary Data Sheet. Astec Power reserves the right to make changes Emerson Network Power and the Emerson to the information contained herein with- Network Power logo are trademarks and out notice and assumes no liability as a service marks of Emerson Electric Co. result of its use or application. 2007 Emerson Electric Co.