141aUSA: 1-888-41-ASTEC Europe (UK): 01384-842211 Asia (HK): 852-2437-9662
AK60C-48
100 Watts
AK60C-48 Industry Standard Series
Input Voltages
48V
# of Outputs
Single
Total Power
100 Watts
SPECIAL FEATURES
• High Efficiency - (83% min) @ 5V
• -40°C to 100°C baseplate operating temperature
(no derating).
• Low output ripple and noise
• High capacitive load limit on start-up
• Remote Sense Compensation
• High reliability
• Regulation to zero load
• Fixed frequency switching (500KHz)
• Enable (positive and negative) function
ENVIRONMENTAL
Operating Temperature (baseplate):
-40°C to +100°C
Storage Temperature: -55°C to +105°C
Overtemperature Protection: 110°C typical
MTBF: >1 million hours
SAFETY
ULUL1950
CSACSA22.2-234
CSA22.2-950
VDEVDE 0805
EN60950
CE CE Mark
Input range........................... 36 to 75VDC
Efficiency.............................. 83% @ 5Vo
Control
Voltage Adjust .......................85 to 115% Vo
Enable ...................................TTL compatible (positive and
negative enable available)
Output
Load regulation .....................0.2% typical down to no load
(output 5V and above)
10mV typical down to no load
(output below 5V)
Line regulation ......................0.2% typical
(output 5V and above)
10mV typical (output below 5V)
Noise/ripple ...........................2% typical
Remote sense .......................Up to 0.5V
Output voltage
adjust range ..........................±15% of nominal output
Transient response ...............10%max deviation with 25% to
75% full load (output 5V and
above) 200mV (output below
5V) 500µS (max) recovery
Overvoltage protection..........130% nominal output (output 5V
and above) 160% nominal
output (2.2V output) 140%
nominal output (3.3V output)
Current Limit..........................115% nominal output
NOTES
1. Nominal values apply with sense pins connected and other control pins
unconnected.
2. All specifications subject to change without notice. Mechanical drawings are
for reference only.
ELECTRICAL SPECIFICATIONS
Input
NEW
View AK60C Technical Manual
Power Fax 760-930-0881 141b
DC/DC
CONVERTERS
ASTEC AMERICA
5810 Van Allen Way
Carlsbad, CA 92008
Telephone: 760-930-4600
Facsimile: 760-930-0698
ASTEC EUROPE
Astec House, Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX, UK
Telephone: 01384-842211
Facsimile: 01384-843355
ASTEC ASIA
6F., China Dyeing Works Building
382-392 Castle Peak Road
Tsuen Wan, N.T., Hong Kong
Telephone: 852-2437-9662
Facsimile: 852-2402-4426
Doc No:1342 • Rev 1.7.99
AK60C-48
CONNECTIONS
-I/P
+I/P
-O/P
-SENSE
VADJ
+SENSE
+O/P
Load
36 to 75V
Enable
(close to enable) Output voltage adjust
4
3
2
1
9
8
7
6
5
ORDERING INFORMATION
Input Output Output Model Number
Voltage Voltage
Current
48V 2.2V 20A AK60C-048L-022F20G (P)*
48V 3.3V 20A AK60C-048L-033F20G (P)*
48V 5V 20A AK60C-048L-050F20G (P)*
Input Output Control Pins
1. +ve 5. +ve 2.ENABLE
4. -ve 9. -ve 3.CASE
6.+ Sense
7.V ADJ
8.- Sense
PIN ASSIGNMENT
Input Output Output Model Number
Voltage Voltage
Current
48V 12V 8A AK60C-048L-120F08G (P)*
48V 24V 4A AK60C-048L-240F04G (P)*
Please contact Astec for information on other output voltages, power ranges and configurations.
° "P" suffix added for positive logic enable. Module (w/out 'P') operates with negative enable.
2 INPUTPINS
AND 5 CONTROL PINS
→0.04 (1.02)
2 OUTPUT PINS
φ0.079 (2.00)
0.50
(12.7)
0.20 (5.1)
typ
THERMAL BASE PLATE*
2.30 (58.4)
2.40 (61.0)
-INPUT
CASE
ENABLE
+INPUT
-OUTPUT
-SENSE
VADJ
+SENSE
+OUTPUT
4
3
2
1
9
8
7
6
5
DIMENSIONS
