AK60A-50
50 Watts
AK60A-50 Economy Series
Total Power
Input Voltages
# of Outputs
50 Watts
24V or 48V or 300V
Single
SPECIAL FEATURES
• High Efficiency - up to 87%
• 500 KHz fixed frequency
• 100°C baseplate operating
temperature (with no derating)
• Low output ripple and noise
• Excellent transient response
• High Reliability - over 1 million hours
MTBF
• Wide input voltage range
• TTL compatible enable control
• Adjustable output voltage
• Overtemperature and short circuit
protection
ELECTRICAL SPECIFICATIONS
Input
Input Range .......................... 36 to 75 VDC
or
18 to 36 VDC
or 200 to 400 VDC
Efficiency ............................... 83% typical (5V @ 10A);
87% typical (12V @ 4.2A)
Control
Voltage Adjust ....................... 90 to 110% Vo
Enable ................................... TTL compatible (low to enable)
Output
Load Regulation .................... 0.2% typical
Line Regulation ..................... 0.2% typical
Noise/Ripple .......................... 150 mV typical (output below 5V)
3% typical (output 5V and over)
Remote sense ....................... Up to 0.5V
Output Voltage
Adjust Range ........................
±10%
of nominal output
Transient Response .............. 10% maximum deviation with 500µs
(25-75% full load) recovery
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 (50°C baseplate)
SAFETY
UL
CSA
VDE
EN
CE
UL 1950
E182206
CSA22.2-234
LR53982C
CSA22.2-950
IEC950 20396-3336-1013*
60950*
CEMark (LVD)*
Overvoltage Protection ......... 130% nominal Vo
160% nominal Vo (2.2V output)
140% nominal Vo (3.3V output)
Current Limit .......................... 115% lo maximum
NOTES
Nominal values apply with sense pins connected and other control pins
unconnected.
Specifications subject to change without notice.
* On selected models
View AK60A Technical Manual
134
USA: 1-888-41-ASTEC
Europe (UK): 01384-842211
Asia (HK): 852-2437-9662
C O N V E R T E R S
DC/DC
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
ASTEC EUROPE
Astec House, Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX, UK
Telephone: 01384-842211
Facsimile: 01384-843355
ASTEC AMERICA
5810 Van Allen Way
Carlsbad, CA 92008
Telephone: 760-930-4600
Facsimile: 760-930-0698
ORDERING INFORMATION
Input
Voltage
24V
24V
24V
24V
24V
24V
48V
48V
48V
48V
48V
48V
Output
Voltage
2.2V
3.3V
5V
12V
15V
24V
2.2V
3.3V
5V
12V
15V
24V
Output
Current
10A
10A
10A
4.2A
3.3A
2A
10A
10A
10A
4.2A
3.3A
2A
Model Number
Input
Voltage
300V
300V
300V
300V
300V
Output
Voltage
2.2V
3.3V
5V
12V
24V
Output
Current
10A
10A
10A
4.2A
2A
Model Number
AK60A-024L-022F10G
AK60A-024L-033F10G
AK60A-024L-050F10G
AK60A-024L-120F04G
AK60A-024L-150F03G
AK60A-024L-240F02G
AK60A-048L-022F10G
AK60A-048L-033F10G
AK60A-048L-050F10G
AK60A-048L-120F04G
AK60A-048L-150F03G
AK60A-048L-240F02G
AK60A-300L-022F10G
AK60A-300L-033F10G
AK60A-300L-050F10G
AK60A-300L-120F04G
AK60A-300L-240F02G
AK60A-50
Please contact Astec for information on other output voltages, power ranges and configurations.
CONNECTIONS
+O/P
+I/P
18 to 36V
or
36 to 75V
or
200 to 400V
6
5
2
1
PIN ASSIGNMENTS
Input
31. +ve
32. –ve
+SENSE
Load
–SENSE
Output
22.
23.
+ve
24.
26.
27.
–ve
28.
Control Pins
1.
2.
3.
4.
5.
6.
7.
8.
+SENSE
RSV
V ADJ
-SENSE
S COM
C. SHARE
ENABLE
CLK IN
Secondary
side
controls
Primary
side
controls
7
-I/P
8
3
4
–O/P
DIMENSIONS
THERMAL BASE PLATE
*
Enable (close to enable)
Output voltage adjust
INPUT PINS
4 PRIMARY SIDE
CONTROL PINS
4 SECONDARY SIDE
CONTROL PINS
*Must be connected to protective earth
AMPSS
TM
POWER MODULE
32
7 8
6 5
31
3 4
2 1
24
23
22
58.42 (2.3)
Viewed from pins side. Dimensions in mm (inches)
61.0 (2.40)
28
27
26
12.7
(0.50)
6 OUTPUT PINS
Power Fax 760-930-0881
Doc No:1327 • Rev 1.7.99
135