Embedded Power for Business-Critical Continuity Rev. 04.02.08 ALO15B50 1 of 2 ALO15B50 180 Watts Total Power: 180 Watts Input Voltage: 48V # of Outputs: Single Electrical Specifications Input Input range Efficiency 36V to 55V 96%@ 12V (typical) Over Voltage Protection 60V typical Input UVLO 35 to 36V Special Features Output • High efficiency (96% Typical) • Industry standard package 8th Brick 0.90” x 2.30" x 0.38" • High capacitive load limit on start-up • Output Enable Pin • Undervoltage lockout • Over Temperature Protection • Meets Basic Insulation • EU directive 2002/95/EC compliant for RoHS Output current Line regulation 0A to 15 max (180W output power) -25% / +15% Vo, nom Load regulation 5% Vo (typical) Noise/ripple 90mV (typical) Over current limit 115% IO,MAX typical (autorecovery) 1 Over temperature protection 125°C average PCB temperature (autorecovery) Switching frequency 200kHz Control Enable Positive and negative logic options Isolation Voltage Input to Output 1500Vdc max Environmental Specifications Operating ambient temperature range Storage temperature MTBF Safety UL, cUL 60950 TUV EN60950 -40°C to +85°C ambient -55°C to +125°C >1 million hours Embedded Power for Business-Critical Continuity Ordering Information Input Output Voltage Output Current Efficiency2 Model Number Voltage 15A 96% Typ ALO15B50(N)-(6)(L) 36 - 55V 12V Options: Enable Function “N” = negative logic enable without "N" = positive logic enable (default) Pin Length Option “-6” = 3.7mm (nominal) Standard pin length is 5mm nominal RoHS Version “L” = RoHS Compliant (RoHS 6) without “L” = RoHS Compliant with lead (Pb) in solder exemption (RoHS 5) Pin Assignments Mechanical Drawing Single Output 1. +Vin 2. Enable Americas Rev. 04.02.08 ALO15B50 2 of 2 5810 Van Allen Way Carlsbad, CA 92008 USA Telephone: +1 (760) 930 4600 Facsimile: +1 (760) 930 0698 Europe (UK) Waterfront Business Park Merry Hill, Dudley West Midlands, DY5 1LX United Kingdom Telephone: +44 (0) 1384 842 211 Facsimile: +44 (0) 1384 843 355 3. -Vin 4. -Vout 5. +Vout Notes: 1. 20 MHz bandwidth. External 10 uF tant. capacitor in parallel with 1 uF ceramic capacitor placed across the output and secondary return ground. 2. Efficiency measurements are typical values taken at 48V input, 12V ouput, full load and TA = 25°C. 3. All specifications are typical at nominal line, full load and TA = 25°C unless otherwise noted. 4. All specifications subject to change without notice. 5. Mechanical drawings are for reference only. Dimensions are in inches [millimeters]. Pin placement tolerance ± 0.005 [0.127]. Mechanical Tolerance ± 0.02 [0.5]. Pin diameter, ∅ = 0.06” for Pin 4 (-Vout) and Pin 5 (+Vout), the rest of the pins are ∅ = 0.04”. 6. Technical Reference Notes should be consulted for detailed information when available. 7. Warranty 1yr. Asia (HK) 14/F, Lu Plaza 2 Wing Yip Street Kwun Tong, Kowloon Hong Kong Telephone: +852 2176 3333 Facsimile: +852 2176 3888 For global contact, visit: www.powerconversion.com techsupport.embeddedpower @emerson.com While every precaution has been taken to ensure accuracy and completeness in this literature, Emerson Network Power assumes no responsibility, and disclaims all liability for damages resulting from use of this information or for any errors or omissions. Emerson Network Power. The global leader in enabling business-critical continuity. AC Power Connectivity DC Power Embedded Computing Embedded Power Monitoring Outside Plant Power Switching & Controls Precision Cooling Racks & Integrated Cabinets Services Surge Protection EmersonNetworkPower. com * This is a Preliminary Data Sheet. Astec Power reserves the right to make changes to the information contained herein without notice and assumes no liability as a result of its use or application. Emerson Network Power and the Emerson Network Power logo are trademarks and service marks of Emerson Electric Co. ©2008 Emerson Electric Co.