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300V Datasheet, PDF (12/14 Pages) Powerbox – 5 0 - 5 0 0 WAT T S - D C / D C C O N V E R T E R S | |||
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Parallel Bus Output
300V Input
Module 1
+OUT
+S
SC
âS
âOUT
Module 2
+OUT
+S
SC
âS
âOUT
+OUT
+S
Module N+1 SC
âS
âOUT
+S
Load
âS
Figure 11 â N+1 module array output connections
⢠The +OUT and âOUT power buses should be designed to
minimize and balance parasitic impedance from each
module output to the load.
⢠The +Sense pins must be tied together to form a
+Sense bus. This must be Kelvin connected to +OUT at a
single point. The âSense pins should be tied together to
form a âSense bus. This must be Kelvin connected to âOUT
at a single point.
⢠At the discretion of the power system designer, a subset
of all modules within an array may be configured as slaves
by connecting SC to âS.
⢠ORâing diodes may be inserted in series with the +OUT pins
of each module to provide module output fault tolerance.
⢠The +Sense and -Sense leads should be routed in close
proximity to each other on the printed circuit board. If wires
are used to connect the converters on a PCB to an external
load, the Sense leads should be twisted together to reduce
noise pickup.
PINâSTYLES*
Designator
Description
Finish
Notes
(None)
L
Short
Long
Tin/Lead
Tin/Lead
Requires in-board, mounting
On-board mounting for 0.065â boards
S
Short ModuMate
Gold
N
Long ModuMate
Gold
SurfMate or in-board socket mounting
On-board socket mounting
F
Short RoHS
G
Long RoHS
Gold
Select for RoHS compliant in-board solder, socket, or SurfMate mounting
Gold
Select for RoHS compliant on-board solder or socket mounting
K
Extra Long RoHS
Gold
Select for RoHS compliance on-board mounting for thicker PCBs
(not intended for socket or Surfmate mounting)
* Pin style designator follows the âBâ after the output power and precedes the baseplate designator.
Ex. V300B12T250BN2 â Long ModuMate Pins
300V Mini Family
Page 12 of 14
Rev 9.5
03/2017
vicorpower.com
800 927.9474
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