60 Watts
ALQ15-Dual
High Efficiency
Total Power:
Input Voltages:
No. of Outputs:
60 Watts
48V
Dual
Electrical Specs
Input
Input Range
Input Surge
Efficiency
2
36 to 75 VDC
100V /100ms
5.0V/3.3V
3.3V/2.5V
3.3V/1.8V
2.5V/1.5V
@
@
@
@
89.5% (typ at 60W)
87.7%
86.5%
84.0%
Output
Line / Load Regulation
Load Current
< 1% Vo
15A max per channel (60W max)
12A max for 5V rail
30mV
PK-PK
2% Vo deviation (typ)
(50% to 75% Step Load)
< 300µs settling time (typ)
130% Vo Typ (latching)
130% I
O,max
Typ (autorecovery)
115ºC average PCB temperature
(autorecovery)
350kHz (typ)
1500Vdc
Special Features
Industry standard Dual O/p 1/4 Brick Footprint
Open Frame Construction
Low Ripple and Noise
1
< 30mV
PK-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
•
•
•
•
•
•
•
Noise/Ripple
1
Transient Response
Over Voltage Protection
Over Current Protection
Over Temperature
Protection
Switching Frequency
Isolation Voltage
Control
Voltage Adjust
±10% V
O,NOM
TTL compatible
(Positive or Negative options)
Environmental
Operating Ambient Temperature -40°C to +85°C
Storage temperature: -55°C to +125°C
MTBF: > 1 Million Hrs
Enable
Safety
UL, cUL 60950 Recognized
TUV EN60950 Licensed
CB Test Ceritifcate
2
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
Ordering Information
Input Volatge
Output Voltage
Vo1
Vo2
Output Current
Io1
Io2
Efficiency
2
Model Number
36V
36V
36V
36V
to
to
to
to
75V
75V
75V
75V
5V
3.3V
3.3V
2.5V
3.3V
2.5V
1.8V
1.5V
12A
15A
15A
15A
15A
15A
15A
15A
89.5%
87.7%
86.5%
84.0%
ALQ15AF48(N) - (6)
ALQ15FG48(N) - (6)
ALQ15FY48(N) - (6)
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”)
Pin Assignment
Dual Output
1. +Vin
2. Enable (On/Off)
3. -Vin
4. +V
O2
5. Secondary Return/Ground
6. Trim
7. +V
O1
Mechanical Outline
1
2
3
C
L
7
6
5
4
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 T
A
= 25°C.
3. All specifications are typical at nominal line, full load
and T
A
= 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.
TOP
PIN SIDE DOWN
SIDE
PIN SIDE UP
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)
Dimensions are in inches [millimeters]
Pin placement tolerance ± 0.005 [0.127]
Mechanical Tolerance ± 0.02 [0.5]
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3
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