LR1204-120W12VDC

Item

Output voltage

Output current(A)

min

(V)

avg

(V)

max

(V)

ripple wave

(mV)

Sb

current

avg

peak

+3.30V

+3.14

+3.30

+3.47

50

0

8.0

10.0

+5.00VSB

+4.75

+5.00

+5.25

50

0.1

1.6

2.0

+5.00V

+4.75

+5.00

+5.25

50

0

8.0

10.0

+12.00V

+11.40

12.00

+12.6

120

0

4.0

4.5

-12.00V

-11.40

-12.00

-12.6

120

0

0.1

0.15

  

 

 

    INPUT REQUIRED:

INPUT VOLTAGE RANGE11.4VDC—12.6VDC

INCOMING CURRENT RANGE12.0A Max @11.4VDC 

INPUT SURGING CURRENT12.0Vmax@12VDC 

WORK EFFICIENCY:≥85%

 

         OUTPUTREQUIRED: FIVE GROUPS OF POWER OUTPUT                                       TESTING EMPHASIS

Item

Output voltage

Output currentA

minV

avgV

maxV

ripplewavemV

Sb current

avg

peak

+3.30V

+3.14

+3.30

+3.47

50

0

8.0

10.0

+5.00VSB

+4.75

+5.00

+5.25

50

0.1

1.6

2.0

+5.00V

+4.75

+5.00

+5.25

50

0

8.0

10.0

+12.00V

+11.40

12.00

+12.6

120

0

4.0

4.5

-12.00V

-11.40

-12.00

-12.6

120

0

0.1

0.15

   

    Input/output interface

 

input

 

 

 

 output

         Defencive function  for+3.3V+12V,+5.00V&+5.00VSB power output

 

OCP output shut down when output current reaches the peak point.

Short-circuit protectionoutput shut down when short-circuit.                      

 

     PSU timing sequence  

  

     Environment description:

Working temperature/humidity       15 to 35 / 45%-75% 

Reposition temperature//humidity   -40 to +70/ 10%-90%

Atmospheric pressure            86Kpa—106Kpa

 

      Other parameters:

Working frequencyIcbuilt-in oscillator250-350kHz@Vcc=12V

 

Feedback reference voltage0.8V±2%@12VDC

  

 

   

      Design drawing:

TOP 

 

 

BOTTTOM

 

 

SILKSCREEN  TOP

 

 

PRODUCT OUTLINE DRAWING 

 

 

 


NOTE:
The entire materials provided herein are for reference only.
The information is subject to change without notice.

 

Realan: LR-1204-120W12V DC ITX POWER

Realan supply Mini PC kit with Intel i3D4010 or i5D4250

LR-1204-120W12V DC ITX POWER

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