North America (USA): 1-888-41-ASTEC Europe (UK): 44 (1384) 842-211 Asia (HK): 852-2437-9662
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Special Features
Electrical Specs
Special Features
Electrical Specs
60 Watts
ALQ15-Dual
High Efficiency
•Industry standard Dual O/p 1/4 Brick Footprint
•Open Frame Construction
•Low Ripple and Noise1< 30mVPK-PK
•Regulation to zero load
•High Capacitive Load start-up
•Fixed Frequency Switching for EMI predictability
•Industry Standard features: OVP, OCP, OTP,
Input UVLO, Enable, Trim
•Input Under Voltage Lockout with hysteresis
•Output Voltage Adjustability
•Meets Basic Insulation
Environmental
Operating Ambient Temperature -40°C to +85°C
Storage temperature: -55°C to +125°C
MTBF: > 1 Million Hrs
Input
Input Range 36 to 75 VDC
Input Surge 100V /100ms
Efficiency25.0V/3.3V @ 89.5% (typ at 60W)
3.3V/2.5V @ 87.7%
3.3V/1.8V @ 86.5%
2.5V/1.5V @ 84.0%
Output
Line / Load Regulation < 1% Vo
Load Current 15A max per channel (60W max)
12A max for 5V rail
Noise/Ripple130mVPK-PK
Transient Response 2% Vo deviation (typ)
(50% to 75% Step Load)
< 300µs settling time (typ)
Over Voltage Protection 130% Vo Typ (latching)
Over Current Protection 130% IO,max Typ (autorecovery)
Over Temperature 115ºC average PCB temperature
Protection (autorecovery)
Switching Frequency 350kHz (typ)
Isolation Voltage 1500Vdc
Control
Voltage Adjust ±10% VO,NOM
Enable TTL compatible
(Positive or Negative options)
Safety
UL, cUL 60950 Recognized
TUV EN60950 Licensed
CB Test Ceritifcate
Total Power: 60 Watts
Input Voltages: 48V
No. of Outputs: Dual
EUROPE
Astec House, Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX, UK
Telephone: 44 (1384) 842-211
Facsimile: 44 (1384) 843-355
AMERICAS
5810 Van Allen Way
Carlsbad, CA 92008
Telephone: 760-930-4600
Facsimile: 760-930-0698
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www.astecpower.com
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
Ordering Information
Input Volatge Output Voltage Output Current Efficiency2 Model Number
Vo1 Vo2 Io1 Io2
36V to 75V 5V 3.3V 12A 15A 89.5% ALQ15AF48(N) -(6)
36V to 75V 3.3V 2.5V 15A 15A 87.7% ALQ15FG48(N) -(6)
36V to 75V 3.3V 1.8V 15A 15A 86.5% ALQ15FY48(N) -(6)
36V to 75V 2.5V 1.5V 15A 15A 84.0% ALQ15GM48(N)-(6)
* Total power both outputs combined not to exceed 60 Watts
OPTIONS:
Enable Function "N" = Negative Logic Enable (default is Positive Logic Enable - no suffix “N”)
Pin Length “-6” = 3.7mm nominal pin length (default is 5mm nominal - no suffix “6”)
Dual Output
1. +Vin
2. Enable (On/Off)
3. -Vin
4. +VO2
5. Secondary Return/Ground
6. Trim
7. +VO1
Notes:
1. 20 MHz bandwidth. External 10 uF tant. capacitor in
parallel with 1 uF ceramic capacitor placed output
and secondary return ground.
2. Efficiency measurements taken at full load - balanced
output load current, nominal line 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.
Mechanical drawings are for reference only
5. Technical Reference Notes should be consulted for
detailed information when available
6. Warranty 1yr.
The information on this data sheet are believed to be accurate
at the time of its release. Astec reserves the right to make
changes to the information contained herein without notice and
assumes no liability as a result of its use and application.
(REV01: FEB 23, 2004)
Pin Assignment
SIDE
TOP
2C
3
L
16
4
5
7
Mechanical Outline
PIN SIDE DOWN
PIN SIDE UP
Dimensions are in inches [millimeters]
Pin placement tolerance ± 0.005 [0.127]
Mechanical Tolerance ± 0.02 [0.5]
