Power and Signal Distribution

7.2.2 MT Power Supply

The MT form factor comes standard with a 300-watt, passive-PFC power supply unit with the specifications and cabling as indicated in the following table and figure.

Table 7-2.

MT 300-Watt Power Supply Unit Specifications

 

 

 

 

 

 

 

Range or

Min.

 

 

 

 

Current

Max.

Surge

Max.

 

Tolerance

Loading [1]

Current

Current [2]

Ripple

 

 

 

 

 

 

Input Line Voltage:

 

 

 

 

 

115–230 VAC (auto-ranging)

90–264 VAC

--

--

--

--

 

 

 

 

 

 

Line Frequency

47–63 Hz

--

--

--

--

Input (AC) Current

--

--

6.0 A

--

--

+3.3 VDC Output

+ 4 %

0.10 A

16.0 A

16.0 A

50 mV

+5.08 VDC Output

+ 3.3 %

0.30 A

19.0 A

19.0 A

50 mV

+5.08 AUX Output

+ 3.3 %

0.00 A

2.00 A

2.00 A

50 mV

+12 VDC Output

+ 5 %

0.10 A

11.0 A

11.0 A

120 mV

+12 VDC Output (Vcpu)

+ 5 %

0.10 A

11.5 A

11.5 A

120 mv

-12 VDC Output

+ 10 %

0.00 A

0.15 A

0.15 A

200 mV

NOTES:

Total continuous output power should not exceed 300 watts. Maximum surge power (<10 seconds) should not exceed 320 watts.

[1]Minimum loading requirements must be met at all times to ensure normal operation and specification compliance.

[2]Maximum surge duration for +12Vcpu is 1 second with 12-volt tolerance +/- 10%.

Power Supply

Unit

 

 

 

 

 

 

P7

P8

P9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P4

 

P5

P4, P5, P7, P8

4

3

 

2

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P3

 

1 2 3 4 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P1

 

 

 

 

1

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pin

Pin

Pin

Conn

Pin 1

Pin 2

Pin 3

Pin 4

Pin 5

Pin 6

Pin 7

Pin 8

Pin 9

10

11

12

 

 

 

 

 

 

 

 

 

 

 

 

 

P1

+3.3

+3.3

RTN

+5

RTN

+5

RTN

POK

5 aux

+12

+12

+3.3

 

 

 

 

 

 

 

 

 

 

 

 

 

P1 [1]

+3.3

-12

RTN

PS On

RTN

RTN

RTN

nc

+5

+5

+5

RTN

P3

RTN

RTN

VccP

VccP

 

 

 

 

 

 

 

 

P4, 5, 7, 8

+12

RTN

+5.08

RTN

+3.3

 

 

 

 

 

 

 

P9

+5

RTN

RTN

+12

 

 

 

 

 

 

 

 

NOTES:

All + and - values are VDC. RTN = Return (signal ground) GND = Power ground

RS = Remote sense

POK = Power ok (power good)

[1] This row represents pins 13–24 of connector P1.

Figure 7-3. MT Power Cable Diagram

 

Technical Reference Guide

www.hp.com

7-3

Page 77
Image 77
HP dc5850 manual MT Power Supply, MT 300-Watt Power Supply Unit Specifications

dc5850 specifications

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Overall, the HP dc5850 stands out as a versatile desktop solution, catering to the essential needs of small to medium-sized businesses. With its combination of performance, expandability, and energy efficiency, it remains a noteworthy choice for users seeking reliable computing power in a compact and manageable form.