EUROPE
ASIA
AMERICAS
Astec House, Waterfront Business Park
Merry Hill, Dudley
Units 2111-2116, Level 21
Tower1, Metroplaza
5810 Van Allen Way
Carlsbad, CA 92008
West Midlands, DY5 1LX, UK
Telephone: 44 (1384) 842-211
Facsimile: 44 (1384) 843-355
223, Hing Fong Road
Fwai Fong, New Territories
Hong Kong
Telephone: 760-930-4600
Facsimile: 760-930-0698
Telephone: 852-2437-9662
Facsimile: 852-2402-4426
Ordering Information
Input
Output
Efficiency
Model Number
Voltage
Voltage
48V
48V
48V
1.8V @ 80A
1.5V @ 80A
1.2V @ 80A
87% (Typ)*
85% (Typ)
83% (Typ)
AEH80Y48
AEH80M48
AEH80K48
48V
48V
48V
1.8V @ 80A
1.5V @ 80A
1.2V @ 80A
87% (Typ)
85% (Typ)
83% (Typ)
ALH80Y48
ALH80M48
ALH80K48
* Typical Efficiency measured at nominal input voltage at an ambient temperature of Ta = 25°C.
OPTIONS: suffix “N” = for Negative Enable (default is Positive Enable without Suffix “N”)
suffix “-3” = Standard half brick pinout with Pins 6 and 10 removed
2.30 [58.4]
Pin Assignments
0.42 [10.6]
0.23 [5.9]
1.90 [48.3]
0.20 [5.1]
Single Output
-Output
0.08Ø[2.0Ø] 4 PLACES
- Vin
1. +Vin
2. Enable (on/off)
2.37 [60.3]
2.00 [50.8]
[1.0Ø] 7 PLACES
0.04Ø
3. Case
4. -Vin
5. +Output
+ Vin
+ Output
6. +Output (optional pin)
PIN SIDE DOWN
7. + Sense
8. Trim
SIDE VIEW
0.50 [12.7]
0.50 [12.7]
9. - Sense
10. -Output (optional pin)
11. -Output
PIN ASSIGNMENT
0.70 [17.8]
0.90 [22.9]
1.20 [30.5]
1.50 [38.1]
1.70 [43.2]
0.90 [22.8]
11
10
9
1
2
1 + Vin
2 Enable (On/Off)
3 CASE
1.50 [38.1]
1.90 [48.3]
1.90 [48.3]
4 - Vin
8
5-6 -Output
7
6
5
3
4
7 -Sense
8 Trim
9 + Sense
10-11 + Output
Notes:
NOTES:
0.20 [5.1]
ALL DIMENSIONS ARE IN INCHES (MILLIMETERS)
PIN PLACEMENT TOLERANCE : ± 0.005(0.127)
MECHANICAL TOLERANCE ±
.002(0.5)
1. 20 mHz bandwidth. External 10 uF tant. capacitor + 0.1 uF
cer. capacitor placed from +V out to -V out.
2. Requires a 2.2 mf, 100V film capacitor connected between +V
in and -V in to meet FCC class A and ETS300-386-1 require-
ments for conducted noise. Consult Factory for filtering
information to meet FCC class B, VDE or EIC specifications.
3. All specifications are typical at nominal line, full load, and 25°C
unless otherwise noted.
PIN SIDE UP
M3 X0.5 MOUNTING HOLE
4 PLACES
0.50 [12.7]
0.20 [5.1]
0.20 [5.1]
1.90 [48.3]
0.20 [5.1]
0.08Ø[2.0Ø] 4 PLACES
+ Output
+ Vin
[1.0Ø] 7 PLACES
0.04Ø
2.40 [61.0]
2.00 [50.8]
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
- Vin
-Output
inches [mm]
0.47
[11.9]
PIN SIDE DOWN
6. Warranty: 1yr
SIDE VIEW
0.50 [12.7]
0.50 [12.7]
0.70 [17.7]
0.90 [22.9]
PIN ASSIGNMENT
0.90 [22.8]
11
10
9
1
2
1.20 [30.5]
1.50 [38.1]
1.70 [43.1]
1.90 [48.3]
1 + Vin
2 Enable (On/Off)
3 CASE
* This is a Preliminary Data Sheet. Aastec Reserves the right
to make changes to the information contained herein without
notice and assumes no liability as a result of its use or
application (FEBRUARY 13, 2003)
1.50 [38.1]
1.90 [48.3]
8
4 - Vin
5-6 -Output
7
6
3
4
7 -Sense
8 Trim
9 + Sense
5
10-11 + Output
NOTES:
0.20 [5.1]
ALL DIMENSIONS ARE IN INCHES (MILLIMETE
PIN PLACEMENT TOLERANCE : ± 0.005(0.12
MECHANICAL TOLERANCE ± .002(0.5)
RECOMMENDED SCREW TORQUE SETTING F
INTO CUSTOMER BOARD MUST BE 5-6 LB/IN
1.90 [48.3]
PIN SIDE UP
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ASTEC [ Astec America, Inc ]
