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In order to flexibly growth the performance of inverter systems, parallel electricity devices are interesting. Since the consistent in addition improvement of microcircuits results in an ever more growth in the rated contemporary of a powerful workhorse, the IHV module with a base vicinity of 140x190mm (e.G. For three.3kV: 1200A -> 1500A -> 2400A) is a finely tuned diversification of the output energy . Current and output energy have become an increasing number of applicable. healthnutritionhints
The modular semiconductor concept of the XHP ™ 2 and XHP ™ 3
modules takes this under consideration.
Simple scalability may be executed by means of arranging the
desired wide variety of XHP ™ devices side with the aid of side, as proven in
Figure 2, for 4 FF550XTR33T3E4 units with a rated electricity of 2x2200 A.
Lower or higher rated currents can without difficulty be adjusted via doing
away with or adding extra. Modules XHP ™ are done.
Parallelization has always been regarded as essential so that
it will synchronize devices connected in parallel. Without additional measures,
randomly decided on gadgets can have an choppy energy distribution, as proven
in Figure 3.
Differences in the static electric parameters of the Vcesat
and Vf modules result in such an uneven distribution of currents among the
connected devices, which ends up in uneven conductivity and choppy switching
losses.
In addition, differences in the dynamic parameters of the
electrical module, the switch-off put off tdoff and the transfer-off voltage Vp
can result in a staggered triggering between devices connected in parallel and
for this reason to circulating currents, one of a kind switching losses and
deviations in. Lead top strength values of the diodes. ...
Of path, the incidence of such imbalances, which lead to
distinctive losses and choppy junction temperature between the gadgets,
commonly calls for a derating that allows you to follow the limits unique
within the information sheet and in the worst case to stay below the most
permissible junction temperature.
In order to reap symmetrical switching behavior and a
symmetrical conductance, as proven in Figure 4, and to keep away from the
derating required by way of the inverter clothier, Infineon gives XHP ™ cluster
modules for which strict selection regulations practice.
Modules are grouped and introduced based on a set of static
and dynamic parameters.
The distribution of the tool parameters in a set is
extraordinarily inflexible. Grouped modules have similar, properly-coordinated
static and dynamic parameters.
Customers acquire the grouped modules as a single package
deal. Modules within the identical institution are marked personally.
The
benefits are apparent:
An imbalance inside the power distribution is minimized.
No or simplest minimum derating is required, which leads to
maximum output current and maximum output strength with modules related in
parallel.
No additional effort is needed on the a part of the consumer
to choose the tool.
How does
the grouping paintings?
XHP ™ parallel modules can be ordered as decided on or
grouped gadgets. These corporations may be recognized
The modules selected for parallel operation are marked with
the extension "_Pn", e. B. Organizations of two have the software
Please be aware that every module type (to be had _P2 ...
_P6) has its personal element quantity. Order an appropriate part wide variety
with appendix and you will receive the precise kit. The minimum order quantity
evidently depends on the grouping; For instance, order 6 _P6 modules to get one
set.