ALD20G48N-L

Total Power: 60W Input Voltages: 48 25 Amps No. of Outputs: Single ALD25 Electrical Specs Input Input Range 36 to 75 VDC Input Surge 100V /100ms Efficiency 88% 1.8V (Typical) Output Line Regulation 0.1%V O Load Regulation 0.1%V O 1 Noise/Ripple 35mV Typ Remote sense Up to 10% of Vo Transient Response 3%Vo (typ) deviation 50% to 75% Load change SSpecial Featurespecial Features 80s settling time (typ) Overvoltage Protection 125% V typ (autorecovery) High Efficiency O -40C to +85C Ambient Air Operation Over Current protection 115% I typ (autorecovery) O 1.30 x 0.9 x 0.35 TH or SMT package Over Temperature 115C average PCB temperature High capacitive load limit on start-up Protection (autorecovery) Industry standard feature sets: UVLO, OVP, Switching Frequency Fixed Frequency OCP, OTP, On/Off Enable, Remote Sense, Output Trim Isolation Voltage 1500 Vdc Basic Insulation Regulation to zero load Control Fixed frequency switching Voltage Adjust 90 to 110% Vo EU Directive 2002/95/EC compliant for RoHS Enable TTL compatible (Positive or Negative enable options) Environmental Ambient air operating temperature range: -40C to +85C Storage temperature: -40C to +125C Overtemperature protection: 115C PCB temperature (Typical) MTBF: > 1 million hours Safety UL,cUL 60950-1 TUV EN60950-1 1 North America (USA): 1-888-41-ASTEC Europe (UK): 44 (1384) 842-211Asia (HK): 852-2437-9662 Astec Industry Standard ALD25 Astec Industry Standard EUROPE ASIA AMERICAS Astec House, Waterfront Business Park Units 2111-2116, Level 21 5810 Van Allen Way Merry Hill, Dudley Tower1, Metroplaza Carlsbad, CA 92008 West Midlands, DY5 1LX, UK 223, Hing Fong Road Telephone: 760-930-4600 Telephone: 44 (1384) 842-211 Fwai Fong, New Territories Facsimile: 760-930-0698 Facsimile: 44 (1384) 843-355 Hong Kong Telephone: 852-2437-9662 Facsimile: 852-2402-4426 Ordering Information 2 Input Output Output Efficiency Model Number Voltage Voltage Current 36V to 75V 5.0V 12A 91% Typ ALD12A48(N) - (6)(S)(L) 36V to 75V 3.3V 18A 90% Typ ALD18F48(N) - (6)(S)(L) 36V to 75V 2.5V 20A 89% Typ ALD20G48(N)- (6)(S)(L) 36V to 75V 1.8V 25A 88% Typ ALD25Y48(N) - (6)(S)(L) 36V to 75V 1.5V 25A 85% Typ ALD25M48(N)- (6)(S)(L) 36V to 75V 1.2V 25A 83% Typ ALD25K48(N) - (6)(S)(L) NOTES: o Efficiency values taken at nominal input full load condition, 25 C ambient temperature. OPTIONS (N) : = designates Negatve Logic Enable (default is Positive Enable with no suffix N required) (6) : -6 = 3.7mm nominal pin length (default is 5mm nominal pin length with no suffix -6 required) (S) : -S = Surface Mount Termination (default is thru hole termination with no sufix -S required) (L) : L = RoHS compliant (RoHS 6) / Blank - RoHS compliant with Lead (PB) in solder exemption (RoHS 5) TH Termination 1.30 Pin Assignments 33.0 Pin 1 Pin 8 Single Output 0.90 22.9 1. + Vin PIN LENGTH A 2. Enable 0.35 3. - Vin 0.19 Std Pin Length: 0.189 4.8 MIN 8.8 PIN SIDE DOWN 4.8 0.205 5.2 MAX 4. - Vout 0.22 -6 Option: 0.137 3.5 MIN See A 5. - Sense 5.5 0.152 3.9 MAX 6. Trim 0.03 7. + Sense 0.8 8. +Vout 1.10 1.57 (2 0.04 1.0 (6X) 0.10 SIDE VI0.EW062 0.10 0.15 27.9 2.5 2.5 3.8 0.15 3.8 Notes: 0.30 1. Measured at 20MHz bandwidth with external 10 F 0.15 0.45 7.6 3.8 0.60 tant. capacitor in parallel with 0.1 F ceramic 11.4 15.2 0.30 capacitor placed across +Vout and -Vout 33F e-cap 7.6 0.60 or equivalent placed across +Vin and -Vin. 15.2 PIN SIDE UP 2. Efficiency measurements taken at full load, nominal PINSIDEUP line and T = 25 C. SMT Termination A 1.30 33.0 3. All specifications are typical at nominal line, full load and T = 25 C unless otherwise noted. A 4. Mechanical drawings are for reference only. 0.90 22.9 Dimensions are in inches millimeters . Mechanical tolerance: 0.002 0.5 , recommended surface mount pads: = 0.11 2.79 0.005 0.13 through hole pin PIN SIDE DOWN diameter (Pins 4 & 8) = 0.062 1.57 , others = 0.06 1.4 0.04 1.0 (6X). 5. Technical reference Notes should be consulted for detailed information when available. 0.15 3.8 1.10 27.9 0.15 3.8 0.15 3.8 6. All specifications subject to change without notice. 0.10 2.5 0.30 7.6 0.45 11.4 7. Warranty 1 yr. 0.60 15.2 Astec reserves the right to make changes to the information 0.30 7.6 contained herein without notice and assumes no liability as a result of its use or application. (REV08: MARCH 05, 2006) 0.30 7.6 PIN SIDE UP www.astecpower.com 2