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BWS Open Frame Power Supplies

Model Number

Output Voltage

Output Amps

Load Regulation

Line Regulation

Ripple and Noise

Over Voltage Protection

Over Current Protection

Efficiency

BWS3.3SX-U

3.3VDC

2 Amps

±.0297V max

±.0264V max

83mV *3

Clamp, 3.8V, 115% of Rated Output Voltage

2.2 Amps, 110% of Rated Output Current, Self Recovering *6

66% *2

BWS05SX-U

5VDC

2 Amps

±.045V max

±.04V max

100mV *3

Clamp, 5.75V, 115% of Rated Output Voltage

2.2 Amps, 110% of Rated Output Current, Self Recovering *6

74% *2

BWS12SX-U

12VDC

0.9 Amps

±.108V max

±.096V max

170mV *3

Clamp, 13.8V, 115% of Rated Output Voltage

0.99 Amps, 110% of Rated Output Current, Self Recovering *6

80% *2

BWS15SX-U

15VDC

0.7 Amps

±.135V max

±.12V max

200mV *3

Clamp, 17.3V, 115% of Rated Output Voltage

0.77 Amps, 110% of Rated Output Current, Self Recovering *6

80% *2

BWS24SX-U

24VDC

0.5 Amps

±.216V max

±.192V max

290mV *3

Clamp, 27.6V, 115% of Rated Output Voltage

0.55 Amps, 110% of Rated Output Current, Self Recovering *6

81% *2

BWS series

Insulation Resistance

Primary-Secondary-Frame Ground 100MW (minimum) by DC500V insulation tester

Efficiency

66% *2

Switching Frequency

80khz, (typical) *7

Safety Approvals

UL: UL1950 (except BWSE); C-UL: CSA C22.2 No. 950 (except BWSE); VDE: EN60950, IEC950, VDE0805 (except BWSE)

Input Specifications

Input Voltage Range

AC100-230V

Frequency Range

47-440Hz

Inrush Current

15A (max) at AC100V; 35A (max) at AC230V *1

Input Current

0.3A at AC100V; 0.15A at AC230V

Leakage Current

.00075A (max) at 25ºC, rated input/output and rated input frequency

Environmental Specifications

Operating Temperature

open board type: -5 to +50ºC/ enclosed type: -5 to +40ºC

Storage Temperature

-20 to +85°C *

Relative Humidity

0 to + 95%, non-cond *

MTBF

730,000 Hrs

Vibration

5-10Hz: 10mm double amplitude, 10-55Hz: 19.6 m/s², 20 minutes’ period for 60 minutes each along X, Y, Z axes (non-operating)

Cooling

Convection

Drop Test

294 m/s²

General Specifications

Output Specifications

Output Voltage

3.3VDC

Output Amps

2 Amps

Load Regulation

±.0297V max

Line Regulation

±.0264V max

Temperature Coefficient

±0.03%//°C *4

Ripple and Noise

83mV *3

Over Voltage Protection

Clamp, 3.8V, 115% of Rated Output Voltage

Over Current Protection

2.2 Amps, 110% of Rated Output Current, Self Recovering *6

Rise Time

200mS (maximum) at 25ºC and rated input/output

Hold Up Time

20mS (typical) at 25ºC and rated input/output

DC Voltage Adjust (typ.)

±10% of Rated Output Voltage (at no load within the input range)

Physical Specifications

Weight (g)

open board type: 73g, enclosed type: 160g

Weight (oz)

open board: 2.57oz, enclosed type: 5.64oz

Notes

1. Ripple and Noise depend upon output voltage as specified per particular

All specifications are typical at nominal input, full load, and 25°C unless otherwise noted

Astrodyne products are not authorized or warranteed for use as critical components in life support systems, equipment used in hazardous environments, nuclear controls systems, or other mission-critical applications.