Special Features
Electrical Specs
10 Watts
AA10U
Unencapsulated
Wide 4:1 input range
1 year warranty
1.0" x 2.0" x 0.38" case
Meets EN55022A for conducted noise
Operating ambient temperature range:
-40C to +75C (no derating)
Baseplate: 105C Max.
Storage Temperature: -55C to +125C
Humidity: 5% to 95% (non-condensing)
EMI/RFI Shielding: Five-Sided
MTBF: 361,000 hours (MIL-HDBK-217)
UL
UL 1950 Recognized
CAN22.2-950 Recognized
TUV
EN60950 Certified
Environmental
Safety
Input
Input range
9 to 36 VDC; 18 to 75 VDC
Input capacitance
48 models
1.5uF typical
24 models
2.7uF typical
No load input power
150mW typical
Input reflected
ripple (P-P)
48 Models
4mA
24 Models
10mA
(see Note 2)
Efficiency
82% (typ)
Output
Voltage tolerance
1.0% (main); 2.0% (aux)
(factory set-point)
Line regulation
+0.5% max (main); 0.5% (aux)
Load regulation
0.5% (10% load to full load
(singles))
1.0% (10% load to full load (duals))
Noise/ripple
1% p-p (See Note 1)
Short circuit protection
Continuous Power Cycle
Overvoltage protection
Zener clamp
Transient response
1mS 50% Step load change to
within 1% Vout
Switching frequency
All models 380kHz except
150S & 150D Models 300kHz (typ.)
Temperature coefficient
0.02%/C max.
Isolation
I/O isolation
1500 VDC min
Insulation resistance
50 M ohm
Insulation capacitance
220pF
Fuse
.024 - 2.25A/250V
048 - 1A/250V
Total Power:
10 Watts
Input Voltages:
12V, 24V or 48V
No. of Outputs:
Single, Dual
A
s
t
e
c
C
o
n
v
e
n
tional
Pow
e
r
America's (USA): 1-888-41-ASTEC
Europe (UK): 44 (1384) 842-211
Asia (HK): 852-2437-9662
64
W9959_02_DCDC_001-073_73 2/8/02 3:55 PM Page 64
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
Ordering Information
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 1
Output 2
Maximum
Model Number
Voltage
Voltage
Voltage
Power
9-36V
3.3V @ 2.42A
8W
AA10U-024L-033S
9-36V
5V @ 2.00A
10W
AA10U-024L-050S
9-36V
12V @ 0.830A
10W
AA10U-024L-120S
9-36V
15V @ 0.670A
10W
AA10U-024L-150S
9-36V
5V @ .750A
-5V @ .750A
7.5W
AA10U-024L-050D
9-36V
12V@ .375A
-12V @ 0.375A
9W
AA10U-024L-120D
9-36V
15V@.300A
-15V @ 0.300A
9W
AA10U-024L-150D
18-75V
3.3V @ 2.42A
8W
AA10U-048L-033S
18-75V
5V @ 2.00A
10W
AA10U-048L-050S
18-75V
12V @ 0.830A
10W
AA10U-048L-120S
18-75V
15V @ .670A
10W
AA10U-048L-150S
18-75V
5V@.750A
-5V @ 0.750A
7.5W
AA10U-048L-050D
18-75V
12V @ 0.375A
-12V @ 0.375A
9W
AA10U-048L-120D
18-75V
15V @ 0.300A
-15V @ 0.300A
9W
AA10U-048L-150D
Please contact Astec for information on other output voltages, power ranges and configurations.
Single Output
1.
+Vin
2.
-Vin
3.
Output 1
4.
No pin
5.
COMM
Dual Output
1.
+Vin.
2.
-Vin
3.
Output 1
4.
COMM
5.
Output 2
Notes:
1. 20MHz bandwidth. An external 0.1uf ceramic capacitor
is recommended to be placed from +V out to -V out.
2. Meets FCC class A and ETS300-386-1 requirements for
conducted noise. Consult factory for filter recommenda-
tions to meet FCC class B, VDE or EIC specifications.
3. All specifications are typical at nominal line, full load,
and 25C unless otherwise noted.
4. All specifications subject to change without notice.
Mechanical drawings are for reference only.
5. Calculated per MIL HDBK 217F, Ground Benign at 25C,
full load.
6. Warranty: 1 yr
Pin Assignments
A
A10U
A
s
t
e
c
C
o
n
v
e
n
tional
Pow
e
r
0.38
(9.65)
0.15
(3.81)
0.40 (1.01)
DIA TYP
1.00
(25.4)
0.20
(5.08)
.80
(20.32)
.40
(10.15)
0.10
(2.54)
0.8
(20.32)
2.00
(50.80)
0.10 (2.54)
BOTTOM VIEW
ALL DIMENSIONS ARE IN INCHES (mm)
1
2
3
4
5
0.40
(10.15)
0.60
(15.24)
65
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W9959_02_DCDC_001-073_73 2/8/02 3:55 PM Page 65
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