DC-DC power supply boardsupply 1 overcurrent protection ,overvolatege protection 2thermal protection 3short-circuit protec

    

INPUT REQUIRED: 

INPUT VOLTAGE RANGE:11.2VDC—14.8VDC

INCOMING CURRENT RANGE:12.0A Max @11.2VDC

INPUT SURGING CURRENT:12.0Vmax@12VDC

WORK EFFICIENCY≥85%

         OUTPUTREQUIRE:FIVE GROUPS OF POWER OUTPUT                                       TESTING EMPHASIS

Item	Output voltage				Output current(A)
	min(V)	avg(V)	max(V)	ripplewave(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	1.0	1.6	2.0
+5.00V	+4.75	+5.00	+5.25	50	0	8.0	10.0
+12.00V	+11.20	12.00	+12.8	120	0	10.0	13.0
-12.00V	+10.80	-12.00	-13.20	120	0	0.1	0.15

      Input/output interface

 

 

INPUT                                                                                  OUTPUT

 

 

         Defencive fuction  (for+3.3V,+12V,+5.00V&+5.00VSB power output)

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

Short-circuit protection:output shut down when short-circuit.   

                    

      PSU timing sequence; 

 

 

 

 

 

     Environment description: 

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

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

Atmospheric pressure            86Kpa—106Kp

     

LR1106 12V 250W DC BOARD