BM80A Datasheet, PDF (1/2 Pages) Astec America, Inc – 300 Watts

300 Watts
BM80A
Total Power:
Input Voltages:
No. of Outputs:
300 Watts
48V or 300V
Single
Special Features
• 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
Environmental
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)
Safety
UL UL 1950
CSA CSA22.2-234 E132002
CSA22.2-950 LR53982C
VDE IEC950 20396-3336-1005 & 1006
EN60950
CE CEMark (LVD)
Electrical Specs
Input
Input Range
Efficiency
180 to 400 VDC or 36 to 72 VDC
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
Line Regulation
Noise/Ripple
Remote sense
Output Voltage
Adjust Range
Transient Response
Current Share Accuracy
Overvoltage Protection
Current Limit
0.1% typical down to no load
0.02% typical
50mV typical
Up to 0.5V
±20% of nominal output
3% typical deviation with 250µs
recovery (25-75% full load)
3% typical
115% Vo (nominal)
110% Io max
Notes
Nominal values apply with sense pins connected and other control
pins unconnected.
Specifications subject to change without notice.
North America: 1-888-41-ASTEC Europe (UK): 44(0)1384-84221
Asia (HK): 852-2437-9662