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| Preliminary Datasheet - Astec Industry Standard 20 Amps ALQ/AEQ20B48 Total Power: Input Voltages: No. of Outputs: 240W 48 1 Electrical Specs Input Input Range Input Surge Efficiency 36 to 75 VDC 100V /100ms 93% (Typical) Output Line Regulation Load Regulation Noise/Ripple1 Transient Response 0.1% (Typical) 0.1% (Typical) 60mV (Typical) 5% deviation (50% to 75% step load) < 250s settling time Special Features * Quarter brick industry standard outline * Baseplate or openframe low profile construction * Industry Standard features : Input UVLO with hysteresis, Enable, OVP, OCP, OTP, output Voltage Trim, Differential Remote Sense * Fixed switching frequency for EMI predictability * Prebias startup capable * RoHS compliant * Meets basic insulation Over Temperature Protection Switching Frequency Isolation Voltage Over Current protection 130% IO (autorecovery) Over Voltage protection 120% VO (autorecovery) 115C average PCB temperature (autorecovery) 150kHz 2250 Vdc Control Enable On/Off Positive or Negative Logic Options TTL Compatible Environmental Ambient air operating temperature range: -40C to +85C Storage temperature: -40C to +125C MTBF: > 1 million hours Safety UL, cUL 60950 (Pending) TUV EN60950 (Pending) 1 North America (USA): 1-888-41-ASTEC Europe (UK): 44 (1384) 842-211 Asia (HK): 852-2437-9662 AMERICAS 5810 Van Allen Way Carlsbad, CA 92008 Telephone: 760-930-4600 Facsimile: 760-930-0698 EUROPE Astec House, Waterfront Business Park Merry Hill, Dudley West Midlands, DY5 1LX, UK Telephone: 44 (1384) 842-211 Facsimile: 44 (1384) 843-355 ASIA Units 2111-2116, Level 21 Tower1, Metroplaza 223, Hing Fong Road Fwai Fong, New Territories Hong Kong Telephone: 852-2437-9662 Facsimile: 852-2402-4426 ALQ / AEQ20B48 Ordering Information Input Voltage 36V to 75V 36V to 75V Output Voltage 12V 12V Output Current 20A 20A Efficiency2 93% Typ 93% Typ Model Number ALQ20B48(N)-(6) AEQ20B48(N)-(6) OPTIONS (N) : = (6) : = ALQ : = AEQ: = designates Negatve Logic Enable (default is Positive Enable with no suffix "N" required) denotes 3.7mm Pin length (default is 5mm) openframe construction baseplate construction Pin Assignments 1. 2. 3. 4. 5. 6. 7. 8. + Vin Enable On/Off - VIN - VO - Sense Trim + Sense +VO MECHANICAL OUTLINE OPENFRAME PIN Length (inch [mm]) Std : 0.197 [5.0] "-6" : 0.146 [3.7] Notes: 1. Measured at 20MHz bandwidth with external 10 uF tant. capacitor in parallel with 1 uF ceramic capacitor across +VO and -VO, TA = 25 C. 2. Efficiency measurements taken at nominal line, VIN = 48V, IO = 100% load, TA = 25 C. 3. All specifications are considered typical values unless otherwise noted and are subject to change without notice. 4. 1 year warranty. 5. Consult factory for further product technical details. BASEPLATE Astec Industry Standard Preliminary Data Sheet. Astec 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. (REV A1: JANUARY 9, 2006) www.astecpower.com 2 |
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