Page 1 - MPD MPU-300M Datasheet
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MPU-300M Series




Single Output, 300W

Medical Approved


AC/DC Power Supplies




Electrical Specifi cations
Key Features:
Specifi cations typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifi cations subject to change without notice.
• Small 300W Supply Input
RD
• EN 60601-1 3 Edition Parameter Conditions Min. Typ. Max. Units
Input Voltage Range Universal 90 264 VAC
• PFC to EN 61000-3-2 “D”
Input Frequency 47 63 Hz
• Low Profi le <1U Height Input Current, Full Load 90 VAC 5 A
• 600W Peak Power Inrush Current, Cold Start 110 VAC 35 A
220 VAC 70
• Universal 90-264 VAC Input
Leakage Current 240 VAC 300 µA
• Three Mechanical Options Power Factor Correction Meets EN 61000-3-2 Class D
Input Protection Two F5A/250V Fuse
Output
Parameter Conditions Min. Typ. Max. Units
Output Voltage Adjustment By Trim Pot ±5.0 %
Output Regulation, See Note 1 ±1.0 %
Hold Time 120 VAC, 80% Load 16 mSec
Ripple & Noise (20 MHz) See Note 2 See Model Selection Guide
Overload Protection Foldback Circuit, Autorecovery 110 140 %
Over Voltage Protection >130% of Rated Output Voltage. Recycle AC Input.
Over Temperature Protection Autorecovery +110 ºC
Temperature Coeffi cient ±0.04 %/ºC
Transient Recovery Time, See Note 4 50% Load Change 2.5 mS
Transient Response Deviation 5 %
Overshoot/Undershoot At Turn On/Off ±5.0 %
Turn On Delay 120 VAC 1 S
Output Short Circuit Continuous With Autorecovery
General
Parameter Conditions Min. Typ. Max. Units
Input - Output 4,000
Isolation Voltage, See Note 5 Input - FG (Frame Ground) 1,500 VAC
Primary - Core 1,500
Switching Frequency Fixed 70 kHz
Interface Signals
Power Supply On Green LED on the PCB
An open collector output rated for 28V/5 mA sink current maximum.
Fan Fail
Goes high if a fan failure is detected
Goes TTL high 100 to 500 mS after regulation. Goes low at least 1 mS
Power Good Signal
before the loss of regulation. Will sink 100 mA.
Remote On/Off A TTL low signal inhibits the output. Hiccup mode.
MicroPower Direct Environmental
292 Page Street Parameter Conditions Min. Typ. Max. Units
Suite D Operating Temperature Range Ambient 0 +25 +70 ºC
Stoughton, MA 02072 Output Derating 2.5%/ ºC from +50 ºC to + 70 ºC
USA Storage Temperature Range -20 +85 ºC
Cooling See Model Selection Guide
T: (781) 344-8226 Operating Humidity RH, Non-condensing 90 %
F: (781) 344-8481 Reliability Specifi cations
E: sales@micropowerdirect.com Parameter Conditions Min. Typ. Max. Units
W: www.micropowerdirect.com
MTBF MIL HDBK 217F, 30ºC, Gnd Benign 100 kHours
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Safety Standards EN 60601 3 Edition (UL)
EMI Compliance Compliance to EN 55022 (CISPR22) Class B; EN 61000-3-2,3
EMS Immunity Compliance EN 6100-4-2,3,4,5,6, 8, 11; EN 55024; CE Marked (LVD)
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Vibration Sinusoidal 5~50 Hz, Acceleration ±7.35 m/s on X, Y & Z Axis
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