Embedded Power for
Business-Critical Continuity
ALQ12/AEQ12
Series
18 to 50.4 Watts
Total Power:
132 Watts (for the 3.3 Vo device)
48 Watts (for the 1.2 Vo device)
Input Voltage: 36 - 75 VDC
# of Outputs: Single
Rev. 01.10.07
ALQ12/AEQ12 Series
1 of 2
Electrical Specifications
Input
Input Range
Input Current (max.)
Input Reflected-ripple
36 to 75 VDC
1.6 A
20 mAp-p 5Hz to 20MHz: 12uH source impedance, TA=25
º
C
Special Features
• Delivers up to 12 A output
current (6.3 A for the 8 Vo)
• Basic Isolation
• Ultra HIgh Efficiency
• Improved thermal perform-
ance: 12A (6.3A for the 8 V)
at 55
º
C at 1.5ms-1 (300LFM)
• High power density
• Low output noise
• Industry standard pinout
• 2:1 wide input voltage
• CNT function
• Remote sense
• Trim function: +10% / -20%
• Input under-voltage lockout
• Output over-current lockout
• Output over-voltage protec-
tion
• Over temperature protection
• RoHS Compliant
Current
Output
Output
Output voltage
Output Current
Efficiency
Line output regulation
8V, 3.3V, 1.8V,1.5V nominal
12A (6.3 A for the 8 Vo)
>80% (See ordering information)
5 mV (3 mV Typical) : 1.5 V & 1.8 V device
10 mV (5 mV Typical) : 3.3 V device
15 mV (8 mV Typical) : 8.0 V device
Load Output Regulation 10 mV max ( 5 mV Typ) : 1.5 V and 1.8 V device
20 mV max (10 mV Typ) : 3.3 V and 8.0 V device
Switching Frequency
300 Khz
Isolation
I/O isolation
Isolation Capacitance
Isolation Resistance
1500 Vdc
2200 pF
>10 Mohms
Environmental Specifications
Operating ambient temperature range
-40
º
C to 55
º
C
-55
º
C to 125
º
C
0.02 %Vo/
ºC
3.080 Million hours (typ.); Io=Io-max; Tc=25
ºC
Safety
UL cUL
CSA
EN0950
Storage temperature
Temperature Regulation
Calculated MTBF
mars
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