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ALQ25 Datasheet(PDF) 4 Page - Astec America, Inc

Part No. ALQ25
Description  Single Output Open-Frame DC-DC Converter Module Industry Standard ¼ Brick: 36V-75V Input / 5V Output
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Maker  ASTEC [Astec America, Inc]
Homepage  http://www.astecinc.com/
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ALQ25 Datasheet(HTML) 4 Page - Astec America, Inc

 
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Technical Reference Notes
ALQ25 Series
(Open Frame Single Output Quarter Brick)
MODEL: ALQ25 SERIES
SHEET 4 OF 15
Dec 1, 2003 - REVISION B
INPUT SPECIFICATION
Parameter
Device
Symbol
Min
Typ
Max
Unit
Operating Input Voltage
All
VIN
36
48
75
VDC
Input Under-Voltage Lock-out
T_ON Threshold
T_OFF Threshold
All
31
30
34
33
36
35
Vdc
Maximum Input Current
1
Conditions: VIN =VIN,min
IO = IO,max; TA = 25 ºC
A (5.0V)
IIN,max
-
-
6
A
Max PDISS @ IO = 0A (VIN = VIN,NOM)
A (5.0V)
-
-
7.5
W
Input Reflected Ripple Current
2
Conditions: PO = PO,max; TA = 25 ºC
BW: 5Hz to 20MHz
All
II1/ II2
-
-
260
mAPK-PK
Note:
1. An input line fuse is recommended for use.
2. External input capacitance required. See Input Ripple Current test measurement setup on Fig 1.
OUTPUT SPECIFICATIONS
Parameter
Device
Symbol
Min
Typ
Max
Unit
Output Voltage Set point
VIN = VIN, min to VIN, max;
IO =IO,Max
A (5.0V)
VO,SET
4.9
5.0
5.1
Vdc
Output Regulation
Line: VIN = VIN, Min to VIN, Max
Load: IO = IO, Min to IO, Max
Temperature: Ta = -40 ºC to
+85ºC
A (5.0V)
A (5.0V)
-
-
-
-
-
-
0.1
0.2
-
0.2
0.4
0.02
% Vo
% Vo
% /
°C
Ripple and Noise
3
Peak-to-Peak: (5Hz to 20MHz)
A (5V)
-
150
mVp-p
Output Current
4
A (5V)
IO
0
-
25
A
External Load Capacitance
A (5V)
-
470
-
8000
µF
Output Current-limit Inception
VOUT = 90% VO,SET
A (5V)
IO
27.5
-
35
A


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