25-30 Watts
ALT
ALT Dual
Total Power:
Input Voltages:
No. of Outputs:
25 Watts for Single, 30Watts for Dual output
48 V, 24V
Single, Dual
Electrical Specs
Input
Input range
Input Surge
Efficiency
48Vin:36-75 VDC
24Vin: 18 - 36VDC
48Vin: 100V / 100ms
24Vin: 50V / 100ms
87%@5.0V (Typical)
Control
Enable
TTL compatible
(positive & negative enable
options)
Output
Special Features
•
•
•
•
•
•
25W Single and 30W Dual output
2:1Input range
Open Frame package
1.6” X 2.0” X0.48”
Positive and Negative enable function
Industry standard package
Regulation
Line
Load
Ripple & Noise
<0.2%
<0.5%
75mV p-p for 3.3V and 5V of
48Vin
100mV p-p for 3.3V and 5V of
24Vin
150mV p-p for 12V and 15V
150mV p-p for dual output
+/-10% of nominal output
3% max deviation with
50% to 75% full load
200 µS (max) recovery for 48Vin
300 µS (max) recovery for 24Vin
19V for 15V output
16V for 12V output
7V for 5V ouptut
5V for 3.3Voutput
Output voltage
adjust range
Transient Response
Environmental
Operating temperature
-40°C to +55°C (ambient temperature)
Storage temperature: -55°C to +125°C
MTBF: 2 million hours (Bellcore TR332)
Overvoltage Protection
Isolation
I/O isolation
1500VDC (Basic insulation)
Safety
UL
CSA
VDE
1950 Recognized
CSA22.2 - 950
EN60950 Licensed
2
North America (USA): 1-888-41-ASTEC
Europe (UK): 44 (1384) 842-211Asia (HK): 852-2437-9662
AMERICAS
5810 Van Allen Way
Carlsbad, CA 92008
Telephone: 760-930-4600
Facsimile: 760-930-0698
EUROPE
Astec House, Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX, UK
Telephone: 44 (1384) 842-211
Facsimile: 44 (1384) 843-355
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
Ordering Information
Input
Output
Voltage Voltage
48V
48V
48V
48V
24V
24V
3.3V @ 6A
5.0V @ 5A
12V @ 2.1A
15V @ 1.67A
3.3V @ 6A
5.0V @ 5A
Efficiency
Model Number
85%
87%
87%
87%
83%
85%
(Typ)
(Typ)
(Typ)
(Typ)
(Typ)
(Typ)
ALT06F48
ALT05A48
ALT02B48
ALT01C48
ALT06F24
ALT05A24
Dual output
48V
5.0V @ 3A
48V
12V @ 1.25A
84% (Typ)
87% (Typ)
ALT03AA48
ALT01BB48
Pin Assignments
Single Output
Dual Output
www.astecpower.com
Rev06 July 03
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