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AMPSS®
MICRO REGULATOR
The AA05B DC-DC converter series
is part of Astec's family of advanced
modular power supply components.
Featuring high reliability and small
size, these modules are designed to
reduce product development time and
enhance system performance. The
AA05B offer single and dual outputs
in a compact package. These units
are ideally suited for tele-
communications, industrial, computer
and distributed power system
applications having a widely varying
input voltage.
AA05B Series
6W max
4.5V or 24V or 48V inputs
Single / Dual output
Special Features
6 watts
Singles and duals
110 KHz frequency (typical)
Isolated output
Surface mount internal
construction
Six-sided shielding
Wide 4:1 input range
Small size 2.0" x 1.0 "x 0.40"
5 year warranty
Environmental
Operating
Temperature
(ambient)
Storage
Temperature
Cooling
Method
-25°C to +71°C
(no derating)
-25°C to +105°C
Convection
Electrical Specifications
Input
Input Range
4.5 to 5.5VDC
9 to 36 VDC
20 to 72 VDC
Efficiency
80-85% typical
Input Ripple
Current
<100 mA p-p
Output
Voltage Tolerance ±1% max
(factory set-point)
Line Regulation 1%
Load Regulation
5% (20% to full
load)
5Vdc output
3% (20% to full
load) all others
Noise/Ripple
50mV p-p, under
specified conditions
Output Voltage
Protection
Zener clamp
Short Circuit
Isolation
Input to Output
Power cycling,
auto- recovery
1500 VDC
Notes
20% minimum load required.
All specifications are typical at nominal
input and full load unless otherwise noted.
Specifications subject to change without
notice.
Mechanical drawings for reference only.
5 5 North America: 760-930-4600 Europe (UK): 01384-842211

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Ordering Information
Input
Voltage
Output 1
Voltage
Output 2
Voltage
Maximum
Power
Model Number
4.5-5.5V
4.5-5.5V
9-36V
9-36V
9-36V
9-36V
9-36V
20-72V
20-72V
20-72V
20-72V
20-72V
12V @ 0.25A
15V @ 0.20A
5V @ 1A
12V @ 0.50A
15V @ 0.40A
12V @ 0.25A
15V @ 0.20A
5V @ 1A
12V @ 0.50A
15V @ 0.40A
12V @ 0.25A
15V @ 0.20A
-12V @ 0.25A
-15V @ 0.20A
-12V @ 0.25A
-15V @ 0.20A
-12V @ 0.25A
-15V @ 0.20A
6W
6W
5.0W
6W
6W
6W
6W
5W
6W
6W
6W
6W
AA05B-005L-120D
AA05B-005L-150D
AA05B-024L-050S
AA05B-024L-120S
AA05B-024L-150S
AA05B-024L-120D
AA05B-024L-150D
AA05B-048L-050S
AA05B-048L-120S
AA05B-048L-150S
AA05B-048L-120D
AA05B-048L-150D
Please contact Astec for information on other output voltages, power ranges and configurations.
Pin Assignments
Single Output
1. +Vin
2. -Vin
3. +Vout
4. No pin
5. -Vout
Dimensions
Dual Output
1. +Vin
2. -Vin
3. +Vout
4. COM (O/P Common)
5. -Vout
PowerFAX 760-930-0881 Doc No:1351 • Rev 5.29.96 5 6