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MMK320 320w Switch Mode Medical Power Supplies

Medical Grade 300 Watt Enclosed Switching Power Supplies

Universal 90-264VAC Auto Range Input

Compact Footprint

High Efficiency

Regulated Outputs

4000V Isolation

Built in EMI Filter

Model Number

Output Voltage

Output Amps

MMK320S-5

5 VDC

50A

MMK320S-12

12VDC

25A

MMK320S-15

15VDC

20A

MMK320S-24

24VDC

12.5A

MMK320S series

Input Specifications

Input Voltage Range

90-132/176-264 VAC Auto Voltage Select

Start Up Time

? 1.0 sec, typ

Frequency Range

47-63 Hz

Inrush Current

20A/100VAC, 40A/200VAC *

General Specifications

Isolation

5656VDC

Isolation Input-Ground

2121VDC

Isolation Output-Ground

707VDC

Insulation Resistance

80%, typ

Efficiency

110Khz, (fixed, typical)

Switching Frequency

UL60601-1, EN60601-1, IEC60601-1

Environmental Specifications

Operating Temperature

-10 to +60°C (See Derate)

Storage Temperature

-25 to +70°C *

Relative Humidity

10% to 90%, non-cond *

EMI

EN55011, Class B, IEC801-2,3,4 (Designed to Meet)

MTBF

100,000 Hours

Output Specifications

Output Voltage

5 VDC

Output Amps

50A

Load Regulation

± 1%, typ (0% to 100% Load)

Line Regulation

± 1%, typ

Temperature Coefficient

± 0.03%/°C

Ripple and Noise

150mV pk-pk, typ

Over Voltage Protection

Latching, Re-power *

Over Current Protection

110-135%, typ.

Over Temperature Protection

Latching, recoverable after cooling and re-power

Short Circuit Protection

Indefinite

DC Voltage Adjust (typ.)

± 6%, typ

Hold Up Time

20mS, Nom I/P, FL

Physical Specifications

Notes

Size (Inches)

7” x 4” x 2”

Construction

Enclosed

Weight (g)

880g

Weight (oz)

31.2oz

* These are stress ratings. Exposure of the devices to any of these conditions may adversely affect long term reliability. Proper operation under conditions other than the standard operating conditions is neither warranteed nor implied.

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.