North America: 1-888-41-ASTEC Europe (UK): 44(0)1384-84221 Asia (HK): 852-2437-9662
Special Features
Electrical Specs
Special Features
300 Watts
BM80A
Electrical Specs
• 300W Continuous power at 85°C baseplate
temperature
• 54W/in3 (3.3W/cm3)
• High efficiency - 83%
at full rated output
• 1MHz Fixed frequency
• Low output ripple and noise
• Excellent transient response
• Safety isolated low voltage
interface with ALPTM linear control
• High reliability - over 1 million
hours MTBF
• Wide input voltage range
• Parallelable with accurate
current sharing
Operating temperature (baseplate):
-20°C to +85°C
Storage temperature: -40°C to +105°C
Overtemperature protection: 90°C typical
MTBF:> 1 million hours (50°C baseplate)
ULUL 1950
CSA CSA22.2-234 E132002
CSA22.2-950 LR53982C
VDE IEC950 20396-3336-1005 & 1006
EN60950
CE CEMark (LVD)
Input
Input Range 180 to 400 VDC or 36 to 72 VDC
Efficiency 83% typical (5V @ 60A)
Control
Voltage Adjust 80 to 120% Vo
Enable TTL compatible (low to enable)
Current Limit Adjust 20 to 100% Io
Clock Input (external sync) 3.3 to 5.5Vp-p @ 1MHz ± 10%
Clock Output
(internal clock) 4.5Vp-p typical @ 1MHz ± 0.5%
Power Good/Identification High (Vo) = power good.
Temperature
Monitor Output 10 mV/°K (2.73V = 0°C)
Current Monitor Output 0 to 1mA (1 mA = 100% Io rated)
Over Voltage
Protection Adjust 110 to 150% Vo linear programming
Output
Load Regulation 0.1% typical down to no load
Line Regulation 0.02% typical
Noise/Ripple 50mV typical
Remote sense Up to 0.5V
Output Voltage
Adjust Range ±20% of nominal output
Transient Response 3% typical deviation with 250µs
recovery (25-75% full load)
Current Share Accuracy 3% typical
Overvoltage Protection 115% Vo (nominal)
Current Limit 110% Io max
Notes
Nominal values apply with sense pins connected and other control
pins unconnected.
Specifications subject to change without notice.
Special Features
Environmental
Safety
Total Power: 300 Watts
Input Voltages: 48V or 300V
No. of Outputs: Single
Astec Integrated Power
