Fuji Electric EconoPACK M1202 Mounting Instruction Download Page 2

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MT5F22233b

CONTENTS

1. Scope of application

2. Mounting the module to printed circuit board

2-1. Requirements for printed circuit board

2-2. Notes when mounting components on a printed circuit board

2-3. The press-in and press-out process of printed circuit board

2-4. Soldering the module to the printed circuit board after press-out

2-5. Screw tightening to printed circuit board

4. Warning

3. Mounting to heat sink

3-1. Surface conditions of heat sink

3-2. Application of thermal grease

3-3. Screw tightening the module to heat sink

3-4. Fixing the printed circuit board to heat sink

5. Storage and transportation notes

6. Stencil mask drawing

Summary of Contents for EconoPACK M1202

Page 1: ...ts reserved MT5F22233b Mounting Instruction Oct 2022 EconoPIMTM and EconoPACKTM are registered trademark of Infineon Technologies AG Germany Fuji Industrial IGBT Module Press Fit Type EconoPIMTM M721 M722 EconoPACKTM M647 M648 M1202 ...

Page 2: ...ess in and press out process of printed circuit board 6 2 4 Soldering the module to the printed circuit board after press out 10 2 5 Screw tightening to printed circuit board 11 4 Warning 25 3 Mounting to heat sink 21 3 1 Surface conditions of heat sink 21 3 2 Application of thermal grease 22 3 3 Screw tightening the module to heat sink 23 3 4 Fixing the printed circuit board to heat sink 24 5 Sto...

Page 3: ... and EconoPACKTM products for the following part numbers shown in Table 1 Press fit type Products that can be mounted solder less to printed circuit board PCB Press fit terminals have the characteristic shape shown in Fig 1 a When the press fit terminal is pressed into the PCB contact pressure is applied from both sides of the terminals and they were deformed and inserted as shown in Fig 1 b The d...

Page 4: ...ies 7MBRxxxXXA065 xx 7MBRxxxXXA120 xx 7MBRxxxXXE120 xx V series 7MBRxxxVX120 xx X series 7MBRxxxXZA065 xx 7MBRxxxXZA120 xx 7MBRxxxXZE120 xx V series 7MBRxxxVZ060 xx 7MBRxxxVZ120 xx M647 X series 6MBIxxxXWE120 xx V series 6MBIxxxVW 060 xx 6MBIxxxVW 120 xx M648 X series 6MBIxxxXXA120 xx 6MBIxxxXXE120 xx 6MBIxxxXRXE120 xx V series 6MBIxxxVX 060 xx 6MBIxxxVX 120 xx 6MBIxxxVX 170 xx M1202 V series 12MB...

Page 5: ...Double sided PCB in accordance with IEC 60249 2 4 or IEC 60249 2 5 Multilayer PCB in accordance with IEC 60249 2 11 or IEC 60249 2 12 For example the through hole diameter should be in the range of 2 14mm to 2 29mm with properly Sn Cu plated sidewall If the diameter is too small problems such as damage to the terminals and PCBs may occur during the press in process On the other hand if the diamete...

Page 6: ... fit products it is recommended that components be mounted in an area at least 5mm away from the center of the press fit terminals because the PCB near the press fit terminals may be deformed during the press in process Also design the press in press out tool to be used in such a way that it does not affect the components 5 ...

Page 7: ... On the other hand if the press in force is too high it can damage the PCB and other mounted components Therefore it is recommended to use dedicated machine and tools for the press in and press out process Fig 3 shows a photo of the press machine example Fuji Electric Co Ltd All rights reserved 6 Fig 3 Example of press machine Module installation position Through hole diameter of PCB 2 14mm Min 2 ...

Page 8: ... and a press out tool is shown in Fig 5 example for M722 and M648 Please refer to the appendix for the actual tool dimensions During the press in process pass the lower tool guide pins through the hole for the guide pins of the PCB In the example of Fig 4 the module mounting holes are used as guide pin holes 7 Fig 4 Recommended press in tool Fig 5 Recommended press out tool Upper tool Lower tool U...

Page 9: ...y aligning the PCB hole for the guide pins with the guide pins of the lower tool d Press the module with the recommended speed and load c Set the module by aligning the terminals of the module with the through holes of the PCB 2 3 2 Example of press in process Fig 6 a d show the example of press in process Please refer to section 2 3 for the recommended speed and load ...

Page 10: ...tool on the press machine b Set the PCB mounted module on the lower tool d The module is removed from the PCB and drops onto the lower tool c Press the terminals of the module with the upper tool 2 3 3 Example of press out process Fig 7 a d show the example of press out process Please refer to section 2 3 for the recommended load ...

Page 11: ...t of the press fit terminals and PCB when remounting The recommended conditions for soldering the module to the PCB are shown below Terminal temperature 245 5ºC Time 5 0 5sec The recommended soldering temperature is defined as terminal temperature This is different from the preset temperature of the soldering equipment Please set the temperature of the soldering equipment according to the heat cap...

Page 12: ...2 3 4 1 2 3 4 Tightening torque Tightening sequence Temporary tightening Make sure the screws go straight in 1 2 3 4 Final tightening 0 4 0 5N m 1 2 3 4 2 5 Screw tightening to printed circuit board This section describes the screwing method when mounting the PCB to the product 1 Use M2 5 self tapping screws to fix the product to PCB 2 To fix the module with even force first perform temporary tigh...

Page 13: ... the product is not damaged after tightening Also the screwing speed should not exceed 300 rpm It may result in mechanical damage as shown in Fig 10 Fuji Electric Co Ltd All rights reserved Fig 10 Poor example of screw tightening b Example of mechanical damage a Example of screw in tilted state Fig 9 Recommended screw dimensions and mounting image b Recommended screw dimension length and mounting ...

Page 14: ...MT5F22233b 13 Fuji Electric Co Ltd All rights reserved Appendix 1 For M721 and M647 Appendix 1 1 Press in upper tool M721 M647 Appendix Press in press out tool drawing Unit mm Material SUS ...

Page 22: ...eat sink has a concave shape If both shapes exist the sum of the absolute values of the maximum and minimum values should be 50μm or less The flatness must satisfy the above value within the entire module mounting area including the two screw clamps Fig 11 shows the definition of surface roughness and flatness of the heat sink Fig 11 Heat sink surface flatness and roughness Heat sink P 100mm pitch...

Page 23: ... weight of thermal grease can be calculated from the following formula We recommend using the stencil mask method to control the appropriate thermal grease thickness Fig 12 The recommended stencil mask drawing is shown in page 27 In addition depending on the type or application method of thermal grease deterioration or dry out of thermal grease may occur during high temperature operation or temper...

Page 24: ...5N m 1 2 3 4 Final tightening V series 2 5 3 5N m X series 2 5 6 0N m 1 2 3 4 Fig 13 Screw tightening torque and screw tightening sequence 1 2 4 3 1 2 3 3 Screw tightening the module to heat sink This section describes how to tighten the screws when mounting the module to heat sink 1 Use M5 screws to fix the module to heat sink 2 To fix the module with even force first perform temporary tightening...

Page 25: ...s fit terminals In order to secure the PCB safely and ensure contact reliability against vibrations etc it is recommended that the PCB be structurally reinforced by fixing it to the heat sink with spacers screws etc as shown below Fig 14 shows the spacer height for fixing the heatsink and PCB Fig 14 Fixing the printed circuit board to heat sink PCB Module Spacer Heat sink Screw Screw Screw Thermal...

Page 26: ... designed for use in a dusty environment When used in an environment where dust is generated heat dissipation may deteriorate due to clogging of the heat sink and short circuits or ground faults may occur due to leaks between terminals or creeping discharge even if the dust is insulating materials such as fiber leakage may occur due to moisture absorption 5 When this product is pressed into the pr...

Page 27: ... place with minimal temperature changes 4 During storage it is important that nothing be placed on top of the products since this may cause excessive external force on the case 5 Store products with unprocessed terminals Corrosion may form causing processed connections to have high contact resistance or potential solder defects in later processing 6 Use only antistatic containers for storing produ...

Page 28: ...All rights reserved 27 6 Stencil mask drawing t 0 2mm M721 M647 M722 M648 M1202 t 0 2mm Stencil mask drawing for thermal grease application recommended If you would like to obtain the following data please contact our sales department ...

Page 29: ...cations characteristics data materials structure etc are as of October 2022 The contents are subject to change without prior notice due to changes in product specifications or for other reasons When using a product described in this manual please obtain the product s latest specification and check the data ...

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