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
Telephone: 760-930-4600
Facsimile: 760-930-0698
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: 852-2437-9662
Facsimile: 852-2402-4426
Ordering Information
Input
Output
Efficiency
93%
Model Number
Voltage
Voltage / Current
36V to 75V
OPTION:
12V @ 25A
AEH25B48(N)-(5)(6)(T)
suffix “N”
= Negative Enable
non suffix “N”
suffix “-6”
= Positive Enable (default)
= 3.7mm pin length
suffix “-5”
= 4.5mm pin length
default pin length
suffix “T”
= 5mm nominal pin length
= “Tuned” version for slow start up time
Typical efficiency measurement taken at nominal line, full load, 25°C ambient.
Pin Assignments
Single Output
1. +Vin
2. Enable (On/Off)
3. Case (AEH)
4. -Vin
5. - Output
6. - Sense
7. Trim
PIN LENGTH OPTION
“-5”: 4.5mm nom
8. + Sense
9. + Output
“-6”: 3.7mm nom
2.30
default is 5mm nom
[58.4]
1.90
[48.3]
0.50
[12.7]
M3X0.5MOUNTINGHOLE
4PLACES
0.20
[5.1]
Notes:
0.20
see A
[5.2]
0.08Ø[2.0Ø]2PLACES
[1.0Ø]7PLACES
1. 20 MHz BW with external 10uF/25V tantalum in
0.20
[5.1]
+Output
parallel with 0.1uF/50V X7R ceramic capacitor
+Vin
0.04Ø
placed across the output.
2.00
[50.8]
2.40
[61.0]
2. Requires a 2.2 uf, 100V film capacitor
connected between +V in and -V in to meet
-Vin
-Output
FCC class A and ETS300-386-1 requirements
0.46
[11.8]
for conducted noise. Consult Factory for filtering
information to meet FCC class B, VDE or EIC
specifications.
PINSIDEDOWN
1.90
[48.3]
SIDEVIEW
0.50
[12.7]
0.50
[12.7]
PINASSIGNMENT
1+Vin
2Enable(On/Off)
3CASE
4-Vin
0.90
[22.8]
0.90
[22.9]
3. All specifications are typical at nominal line, full
load, and 25°C unless otherwise noted.
4
3
1.20
1.50 [30.4]
[38.1]
1.20
[30.5]
5
1.50
[38.2]
1.90
[48.3]
6
7
1.90
[48.3]
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
5-Output
2
1
6-Sense
7Trim
8+ Sense
9+Output
9
NOTE:
All dimensions are in Inches [millimeters]
NOTES:
ALLDIMENSIONSAREININCHES(MILLIMETERS)
Pin Placement Tolerance: 0.005 [0.127]
Mechanical Tolerance: 0.002 [0.5]
MECHANICALTOLERANCE .002(0.5)
PINPLACEMENTTOLERANCE: 0.005(0.127)
PINSIDEUP
6. 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. (REV06: JANUARY 26, 2006)
www.astecpower.com
3
EMERSON-NETWORKPOWER [ EMERSON NETWORK POWER ]
