4U-A5881-2 datasheet(3/16 Pages) BEL

No. de pieza	4U-A5881-2

Descripción Electrónicos	High Performance Servers

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Fabricante Electrónico	BEL [Bel Fuse Inc.]

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General Condition: TA = 0… 45°C unless otherwise specified.

Main Output V1

V1 nom

Nominal Output Voltage

0.5

∙I1 nom, Tamb = 25 °C

12.0

VDC

V1 set

Output Setpoint Accuracy

-0.5

+0.5

%

V1 nom

d

V1 tot

Total Regulation

Vi min to Vi max, 0 to 100% I1 nom, Ta min to Ta max

-1

+1

%

V1 nom

P1 nom

Nominal Output Power

V1 = 12 VDC

1080

W

I1 nom

Nominal Output Current

V1 = 12 VDC

90.0

ADC

v1 pp

Output Ripple Voltage

V1 nom, I1 nom, 20 MHz BW,

10nF/16V/X7R/1210 + 10uF/16V at

V1

150

mVpp

d

V1 Load

Load Regulation

Vi = Vi nom, 0 - 100 % I1 nom

80

mV

d

V1 Line

Line Regulation

Vi =Vi min…Vi max

10

mV

I1 max

Current Limitation

95

105

ADC

d

Ishare

Current Sharing

Deviation from

I1 tot / N, I1 > 10%

-3

+3

A

d

Vdyn

Dynamic Load Regulation

ΔI1 = 50% I1 nom, I1 = 5 … 100% I1 nom,

d

I1/dt = 1 A/μs, recovery within 1% of V1 nom

-0.6

0.6

V

Trec

Recovery Time

1

ms

tAC V1

Start-Up Time From DC

V1 = 10.8 VDC

2

sec

tV1 rise

Rise Time

V1 = 10…90% V1 nom

1

10

ms

CLoad

Capacitive Loading

Ta = 25 °C

10 000

μF

Standby Output VSB

VSB nom

Nominal Output Voltage

0.5

∙ISB nom, Tamb = 25 °C

VSB_SEL = 1

3.3

VDC

VSB_SEL = 0

5.0

VDC

VSB set

Output Setpoint Accuracy

VSB_SEL = 0 / 1

-0.5

+0.5

%

V1 nom

dVSB tot

Total Regulation

Vi min to Vi max, 0 to 100% ISB nom, Ta min to Ta max

-2

+2

%

VSBnom

PSB nom

Nominal Output Power

VSB_SEL = 0 / 1

16.5

W

ISB nom

Nominal Output Current

VSB = 3.3 VDC

5

ADC

VSB = 5.0 VDC

3.3

ADC

VSB pp

Output Ripple Voltage

VSB nom, ISB nom, 20 MHz BW,

10nF/16V/X7R/1210 + 10uF/16V at

VSB

100

mVpp

d

VSB

Droop

0 - 100 %

ISB nom

VSB_SEL = 1

67

mV

VSB_SEL = 0

44

mV

ISB max

Current Limitation

VSB_SEL = 1

5.25

6

ADC

VSB_SEL = 0

3.45

4.3

ADC

d

VSBdyn

Dynamic Load Regulation

ΔISB = 50% ISB nom, ISB = 5 … 100% ISB nom, dIo/dt =

0.5 A/

μs, recovery within 1% of V1 nom

-3

3

%

VSBnom

Trec

Recovery Time

250

μs

tAC VSB

Start-Up Time From DC Input

VSB = 90% VSB nom

2

sec

tVSB rise

Rise Time

VSB = 10…90% VSB nom

4

10

ms

CLoad

Capacitive Loading

Tamb = 25 °C

10000

μF

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