Astec Industry Standard 350W Total Power: Input Voltages: No. of Outputs: 350 Watts (12V @ 29.17A) 48 V Single AEH30 Ultra High Efficiency Electrical Specs Input Input range Input Surge Efficiency1 36-75 VDC 100V / 100ms 92.7% @ 12V (Typical) Control Enable TTL compatible (positive or negative enable logic control options) Output Special Features • • • • • • • • High efficiency, 12V@ 92.7% (Typical) Industry Standard Half Brick baseplate design Low output ripple and noise High capacitive load limit on start-up Remote sense compensation Regulation to zero load Fixed frequency switching Industry standard features: OCP, OVP, OTP, Short circuit protection, Trim, Remote Sense • Positive or Negative enable logic control option • Meets Basic Insulation Regulation (Line, Load, Temp) <2% Ripple and Noise2 Remote Sense 120mVpk-pk tyical Up to 10%Vout Output Voltage Adjust Range 3 ±10% of nominal output Transient Response 700mV output deviation 50% to 75% step load 500 µS recovery time Overvoltage Protection 115% VO Typ (Latching) Overcurrent Protection 115% I O Typ (Latching) Over Temperature Protection 115°C Baseplate Temperature (autorecovery) Isolation Voltage 1500 Vdc Environmental Operating temperature: -40°C to +100°C Baseplate Storage temperature: -55°C to +125°C MTBF: >1 million hours Safety UL, cUL 60950 Recognized TUV EN60950 Licensed 1 North America (USA): 1-888-41-ASTEC Europe (UK): 44 (1384) 842-211Asia (HK): 852-2437-9662 AMERICAS EUROPE ASIA 5810 Van Allen Way Carlsbad, CA 92008 Telephone: 760-930-4600 Facsimile: 760-930-0698 Astec House, Waterfront Business Park Merry Hill, Dudley West Midlands, DY5 1LX, UK Telephone: 44 (1384) 842-211 Facsimile: 44 (1384) 843-355 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 AEH30B48 Ordering Information Input Voltage Output Voltage Efficiency Model Number 48V 48V 12V @ 29.17A 12V @ 29.17A 92.7% 92.7% AEH30B48 AEH30B48N OPTION: suffix “N” = Negative Enable no suffix “N” = Positive Enable (default) Pin Assignments Single Output 1. 2. 3. 4. 5. 6. 7. 8. 9. +Vin Enable (On/Off) Case (AEH) -Vin - Output - Sense Trim + Sense + Output * 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 A: AUGUST 25, 2005) www.astecpower.com 0.20 [5.1] 0.20 [5.1] 0.50 [12.7] M3 X0.5 MOUNTING HOLE 4 PLACES 0.20 [5.2] 0.08Ø[2.0Ø] 2 PLACES +Output +Vin 0.04Ø [1.0Ø] 7 PLACES 2.00 [50.8] - Vin 2.40 [61.0] -Output 0.46 [11.8] PIN SIDE DOWN 1.90 [48.3] 0.50 [12.7] SIDE VIEW 0.50 [12.7] PIN ASSIGNMENT 0.90 1.20 [22.8] 1.50 [30.4] [38.1] 1.90 [48.3] 4 5 6 3 7 2 9 1 PIN SIDE UP 0.90 [22.9] 1.20 [30.5] 1.50 [38.2] 1.90 [48.3] 1 +Vin 2 Enable (On/Off) 3 CASE 4 - Vin 5 -Output 6 -Sense 7 Trim 8 +Sense 9 +Output NOTES: NOTES: ALL DIMENSIONS ARE ALL IN INCHES DIMENSIONS (MILLIMETERS) ARE IN INCHES (MILLIMETERS) PIN PLACEMENT TOLERANCE PIN PLACEMENT : ± 0.005(0.127) TOLERANCE : ± 0.005(0.127) MECHANICAL TOLERANCE MECHANICAL ± .002(0.5) TOLERANCE ± .002(0.5) Astec Industry Standard Notes: 1. Typical efficiency measurement taken at nominal line, full load, 25°C ambient. 2. 20 MHz BW with external 10uF/25V tantalum in parallel with 0.1uF/50V X7R ceramic capacitor placed across the output. 3. Total output power not to exceed 350W. 4. Requires a 2.2 uf, 100V film capacitor connected between +V in and -V in to meet FCC class A and ETS300-386-1 requirements for conducted noise. Consult Factory for filtering information to meet FCC class B, VDE or EIC specifications. 5. All specifications are typical at nominal line, full load, and 25°C unless otherwise noted. 6. All specifications subject to change without notice. Mechanical drawings are for reference only. 7. Technical Reference Notes should be consulted for detailed information. 8. Warranty: 1yr. 2.30 [58.4] 1.90 [48.3] 2