EUROPE

Astec House, Waterfront Business Park

Merry Hill, Dudley

West Midlands, DY5 1LX, UK

Telephone: 44 (1384) 842-211

Facsimile: 44 (1384) 843-355

AMERICAS

5810 Van Allen Way

Carlsbad, CA 92008

Telephone: 760-930-4600

Facsimile: 760-930-0698

3

Ordering Information

www.astecpower.com

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

Input

Output

Efficiency

Model Number

Voltage

Voltage

48V

1.8V @ 80A

87% (Typ)*

AEH80Y48

48V

1.5V @ 80A

85% (Typ)

AEH80M48

48V

1.2V @ 80A

83% (Typ)

AEH80K48

48V

1.8V @ 80A

87% (Typ)

ALH80Y48

48V

1.5V @ 80A

85% (Typ)

ALH80M48

48V

1.2V @ 80A

83% (Typ)

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

0.42 [10.6]

0.20 [5.1]

1.90 [48.3]

2.30 [58.4]

2 Enable (On/Off)

PIN ASSIGNMENT

PIN PLACEMENT TOLERANCE : ± 0.005(0.127)

MECHANICAL TOLERANCE ± .002(0.5)

ALL DIMENSIONS ARE IN INCHES (MILLIMETERS)

[1.0Ø] 7 PLACES

[2.0Ø] 4 PLACES

5-6 -Output

1.50 [38.1]

1.90 [48.3]

4

3

PIN SIDE UP

0.20 [5.1]

7 -Sense

9 + Sense

8 Trim

10-11 + Output

NOTES:

2.00 [50.8]

2

1

0.90 [22.8]

0.50 [12.7]

+ Output

-Output

PIN SIDEDOWN

+ Vin

2.37 [60.3]

- Vin

4 - Vin

3 CASE

1 + Vin

SIDEVIEW

0.04Ø

0.08Ø

0.23 [5.9]

1.70 [43.2]

1.90 [48.3]

11

10

9

8

7

6

5

0.50 [12.7]

0.70 [17.8]

0.90 [22.9]

1.20 [30.5]

1.50 [38.1]

Pin Assignments

Single Output

1. +Vin

2. Enable (on/off)

3. Case

4. -Vin

5. +Output

6. +Output (optional pin)

7. + Sense

8. Trim

9. - Sense

10. -Output (optional pin)

11. -Output

Notes:

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.

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

* 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)

M3 X0.5 MOUNTING HOLE

1.90 [48.3]

2.40 [61.0]

2.00 [50.8]

PIN SIDE UP

- Vin

PIN SIDE DOWN

1

0.90 [22.8]

0.50 [12.7]

-Output

4

3

2

1.50 [38.1]

1.90 [48.3]

+ Vin

0.20 [5.1]

0.20 [5.1]

4 PLACES

+ Output

0.04Ø [1.0Ø] 7 PLACES

NOTES:

PIN PLACEMENT TOLERANCE : ± 0.005(0.127)

MECHANICALTOLERANCE± .002(0.5)

ALL DIMENSIONS ARE IN INCHES (MILLIMETERS)

INTO CUSTOMER BOARD MUST BE 5-6 LB/IN

RECOMMENDEDSCREWTORQUE SETTINGFORMOUNTING

0.47

[11.9]

SIDE VIEW

[2.0Ø] 4 PLACES

0.08Ø

0.20 [5.1]

0.50 [12.7]

1.90 [48.3]

1.70 [43.1]

1.50 [38.1]

1.20 [30.5]

0.90 [22.9]

0.50 [12.7]

0.70 [17.7]

0.20 [5.1]

1.90 [48.3]

5

6

7

8

9

10

11

1 + Vin

3 CASE

4 - Vin

10-11 + Output

8 Trim

9 + Sense

7 -Sense

5-6 -Output

PIN ASSIGNMENT

2 Enable (On/Off)

inches [mm]