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Matrix MB xxx-3U series Specification

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Matrix Power Company
MB xxx-3U series
Specification Document

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Summary of Contents for Matrix MB xxx-3U series

  • Page 1 Matrix Power Company MB xxx-3U series Specification Document...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1. Scope 2. Applicable document: 3. Electric specification: 3.1 AC input requirement: 3.1.1 AC input requirement 3.1.2 Over current protection 3.1.3 Inrush current limiting 3.1.4 Input under voltage 3.1.5 Electrical fast transient/burst 3.2 DC output requirements: 3.2.1 DC voltage regulation 3.2.2 remote sense 3.3 power distribution: 3.3.1 Output requirement...
  • Page 3 4. Mechanical requirement: Label and marking Physical dimension Air flow / fan Connector 5. Environment requirement Environment requirement Thermal shook (shipping) Humidity Altitude Mechanical shock Vibration 6. Electromagnetic compatibility 7. Reliability Mean time between failure (MTBF) Compatibility Safety requirement...

  • Page 4: Scope

    1. S COPE This document outlines the power supply specification of MB-3Useries. 2. Applicable Documents: See ATX Specification Version 2.03/_12V version 2.3 and Intel ATX Power Supply Design Guide EPS/SSI Version 2.91. 3. Electric specification: The electrical requirements that follow are to be met over the environmental ranges specified in Section 5 unless otherwise noted.

  • Page 5: Dc Output Requirements

    3.2 DC Output Requirements 3.2.1 DC Voltage Regulation The DC output voltages shall remain within the regulation ranges shown in Table 3 when measured at the load end of the output connectors under all line, load, and environmental conditions. The voltage regulation limits shall be maintained under continuous operation for a period of time equal to or greater than the MTBF specified in Section 7.2 at any steady state temperature and operating conditions specified in Section 5.

  • Page 6: Output Requirement

    3.3.1 Output requirement: Table 4.0: MB600-VA Power Distribution Configuration Outputs Watt Peak 3.3V 0.0A 25.0A 82.5 30.0A 5.0V 1.0A 30.0A 150.0 40.0A -5.0V 0.0A 0.5A 1.0A 12.0V 0.0A 48.0A 576.0 54.0A -12.0V 0.0A 0.8A 1.5A 5.0Vsb 0.0A 4.00A 20.0 5.0A Total = 600 Watt Maximum combined wattage of 3.3V and 5.0V outputs is 150W.
  • Page 7 Outputs Watt Peak 3.3V 0.0A 25.0A 82.5 40.0A 5.0V 1.0A 45.0A 225.0 60.0A -5.0V 0.0A 0.5A 1.0A 12.0V 0.0A 72.0A 864.0 80.0A -12.0V 0.0A 0.8A 1.5A 5.0Vsb 0.0A 4.00A 20.0 5.0A Total = 900 Watt Maximum combined wattage of 3.3V and 5.0V outputs is 225W. Table 4.4: MB1000-VA Power Distribution Configuration Outputs Watt...

  • Page 8: Efficiency

    Outputs Watt Peak 3.3V 0.0A 25.0A 82.5 40.0A 5.0V 1.0A 75.0A 375.0 100.0A -5.0V 0.0A 0.5A 1.0A 12.0V 0.0A 120.0A 1440.0 130.0A -12.0V 0.0A 0.8A 2.0A 5.0Vsb 0.0A 4.00A 20.0 6.0A Total = 1500 Watt Maximum combined wattage of 3.3V and 5.0V outputs is 375W. 3.3.2 Efficiency The efficiency of the power supply should be met over the AC input range defined in Table 1, under the load conditions defined in Section 3.3, and under the...

  • Page 9: 5Vdc And +3.3Vdc Power Sequencing

    The +3.3VDC, +5VDC and +12V outputs will see transients up to 50% of the maximum output current. \ The transient slew rate will be 2.5 A/ms. The power supply should be stable under all transient conditions from any steady state load, and the over/undershoot should be within the regulation band stated in Section 3.2.1.

  • Page 10: 5Vsb

    Signal Type +5 V TTL compatible Logic level Low < 0.4 V while sinking 4mA Logic level high Between 2.4 VDC and 5 VDC Output while sourcing 200uA High state output impedance 1KΩ from output to common PWR_OK delay 100 ms < T3 < 500 ms T5 ≤...

  • Page 11: Overshoot At Turn_On/Turn_Off

    3.4.6 Overshoot at Turn-on/Turn-off The output voltage overshoot upon the application or removal of the input voltage, or the assertion / deassertion of PWR_ON, under the conditions specified in Section 3.1, less than 10% above the nominal voltage. There is a smooth and continuous ramp of each DC output voltage from 10% to 90% of its final set point within the regulation band, while loaded as specified in Section 3.3.

  • Page 12: No Load Operation

    3.5.3 No Load Operation The power supply shall be turn on, and no damage or hazardous condition should occur with all the DC output connectors disconnected from the load. 3.5.4 Over current Protection: **OPTIONAL If any one output of +5Vdc, +12Vdc and +3.3Vdc is over current then maximum load, the power supply is shut down by over current protection design, the output voltage shall drop to 0V at +5Vdc, +12Vdc, +3.3Vdc, +5Vsb, -5Vdc and –12Vdc output, and no any damage to the power supply.
  • Page 13 5.2 Thermal shock (shipping): Nonoperating: -40 °C to +70 °C; 15 °C/min < dT/dt < 30 °C/min; 50 cycles; Duration of exposure to temperature extremes for each half cycle shall be 30 minutes. 5.3 Humidity: Operating: To 85% relative humidity (noncondensing) Nonoperating: To 95% relative humidity (noncondensing) Note: 95% RH is achieved with a dry bulb temperature of 55 °C and a wet bulb temperature of 54 °C.
  • Page 14 7 . Reliability 7.1 Mean time between failu re (MTBF): MTBF shall be follow 570F standard. a. Full load. b. 230Vac input. c. Ground benign. d. Ambient temperature: 25 The calculated MTBF of the power supply shall be greater than 100,000 hours under the following conditions: a.

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