ALQ25_03 Datasheet, PDF (3/15 Pages) Astec America, Inc – Single Output Open-Frame DC-DC Converter Module Industry Standard ¼ Brick: 36V-75V Input / 5V Output

Technical Reference Notes
ALQ25 Series
(Open Frame Single Output Quarter Brick)
Electrical Specifications
STANDARD TEST CONDITION on a single module unless otherwise specified.
T_A
Airflow
-V_IN
ENABLE
+V_IN
-V_OUT
-Sense
Trim
+Sense
+Vout
PIN 1
PIN 2
PIN 3
PIN 4
PIN 5
PIN 6
PIN 7
PIN 8
25°C (Ambient Air)
See derating curve
48V ± 2V
Dependent on model series
Return pin for +V_IN
Connected to Load (return)
Connected to -V_OUT
Open
Connected to +V_OUT
Connected to Load
ABSOLUTE MAXIMUM RATINGS
Stresses in excess of the absolute maximum ratings can cause permanent damage to the converter. Functional
operation of the device is converter is not implied at these or any other conditions in excess of those given in the
operational section of the specs. Exposure to absolute maximum ratings for extended period can adversely affect
device reliability.
Parameter
Input Voltage¹
Continuous
Transient (100ms)
Isolation Voltage
Input to Output
Operating Ambient Temperature
(200LFM)
Storage Temperature
Operating Humidity
Max Output Power
Device Symbol
Min
Typ
Max
Unit
All
V_IN
0
All
V_{I N, trans}
0
-
80
Vdc
-
100
Vdc
All
-
All
T_A
-40
All
T_STG
-40
All
-
-
A (5.0V)
P_O
-
-
1500
Vdc
-
+85
ºC
-
120
ºC
-
85
%
-
125
W
MODEL: ALQ25 SERIES
Dec 1, 2003 - REVISION B
SHEET 3 OF 15