High-power press-fitted IGBT packaging module
A packaging module, crimping technology, applied in electrical components, electric solid devices, circuits, etc., can solve the problems of limiting the power range of devices, selecting new structural materials without breakthrough changes, restricting the development of devices, etc., to achieve anti-oxidation performance. Excellent, good electrical insulation, easy to make and assemble
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[0034] The specific embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0035] The structure diagram of the high-power crimping type IGBT package module provided by the present invention and figure 1 The partial enlarged diagrams are as follows figure 1 with 2 As shown, the frame plate is composed of an upper cover 1, a submodule 2 (including IGBT submodules and diode submodules), a gate pin 3, and a lower base 4; the upper cover 1 is covered on the lower base 4, so The sub-module 2 is arranged between the upper cover 1 and the lower base 4, and the gate pin 3 is arranged in the groove of the insulating bottom plate 4-1 in the lower base 4; specifically:
[0036] The upper cover 1 is mainly composed of cover Dayang 1-1 and cover copper block 1-2;
[0037] Sub-module 2 is composed of top molybdenum sheet 2-1, chip 2-2, bottom molybdenum sheet 2-3, conductive silver sheet 2-4 and PBI high-performance plastic ...
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