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
12V @ 29.17A
12V @ 29.17A
92.7%
92.7%
AEH30B48
AEH30B48N
OPTION:
suffix “N” = Negative Enable
no suffix “N” = Positive Enable (default)
Pin Assignments
Single Output
1. +Vin
2. Enable (On/Off)
3. Case (AEH)
4. -Vin
5. - Output
6. - Sense
7. Trim
8. + Sense
9. + Output
2.30
[58.4]
1.90
0.50
[12.7]
M3 X0.5 MOUNTING HOLE
4 PLACES
[48.3]
0.20
[5.1]
0.20
[5.2]
0.08Ø[2.0Ø] 2 PLACES
[1.0Ø] 7 PLACES
0.20
[5.1]
+Output
-Output
+Vin
0.04Ø
2.00
[50.8]
2.40
[61.0]
Notes:
1. Typical efficiency measurement taken at nominal
line, full load, 25°C ambient.
-Vin
0.46
[11.8]
2. 20 MHz BW with external 10uF/25V tantalum in
parallel with 0.1uF/50V X7R ceramic capacitor
placed across the output.
PIN SIDE DOWN
1.90
[48.3]
SIDE VIEW
0.50
[12.7]
0.50
[12.7]
PIN ASSIGNMENT
1 +Vin
2 Enable (On/Off)
3CASE
0.90
[22.8]
0.90
[22.9]
4
1.20
1.50 [30.4]
[38.1]
3. Total output power not to exceed 350W.
1.20
[30.5]
5
6
1.50
[38.2]
1.90
[48.3]
1.90
[48.3]
3
4. Requires a 2.2 uf, 100V film capacitor connected
between +V in and -V in to meet FCC class A
and ETS300-386-1 requirements for conducted
noise. Consult Factory for filtering information to
meet FCC class B, VDE or EIC specifications.
4 - Vin
7
5-Output
6-Sense
7 Trim
8 +Sense
9 +Output
2
1
9
NOTES:
NOTES:
ALL DIMENSIONS AREAINLLINDCIHMEESNS(MIOILNLSIMAERTERINSI)NCHES (MILLIMETERS
PIN PLACEMENT TOLEPRINAPNLCAEC:E±M0E.0N0T5(T0.O12L7E)RANCE : ± 0.005(0.127)
MECHANICAL TOLERAMNECCEH±AN.0I0C2A(0L.5T)OLERANCE ± .002(0.5)
PIN SIDE UP
5. All specifications are typical at nominal line, full
load, and 25°C unless otherwise noted.
6. All specifications subject to change without
notice. Mechanical drawings are for reference
only.
7. Technical Reference Notes should be consulted
for detailed information.
8. Warranty: 1yr.
* Astec 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. (REV A: AUGUST 25, 2005)
www.astecpower.com
2
ASTEC [ Astec America, Inc ]
