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Infineon EVAL-1ED020I12F2-DB User Manual Download Page 20

User Guide EVAL-1ED020I12F2-DB

20 of 28

v1.0

2021-06-21

EVAL-1ED020I12F2-DB user guide

Isolated driver daughter board to evaluate 1200 V CoolSiC™ MOSFET

Fehler! Verwenden Sie die Registerkarte 'Start', um Heading 1;Heading1 dem Text
zuzuweisen, der hier angezeigt werden soll.

Table 6

Connector X200 (High-side power switch – secondary side)

PIN

Label

Function

1

HS_Gate

Gate voltage high-side
!! HIGH VOLTAGE!!

2

HS_Gate

Gate voltage high-side
!! HIGH VOLTAGE!!

3

HS_VON (0..+20 V)

Positive power supply (VCC2) high-side
!! HIGH VOLTAGE!!

4

HS_GND_SEC

Ground high-side secondary side
!! HIGH VOLTAGE!!

5

HS_VOFF (0..-5 V)

Negative power supply (VEE2) high-side

6

HS_GND_SEC

Ground high-side secondary side
!! HIGH VOLTAGE!!

7

8

9

10

HS_HV_VDC

Drain (collector) interface for DESAT high-
side !! HIGH VOLTAGE!!

Table 7

Connector X201 (Low-side power switch – secondary side)

PIN

Label

Function

1

LS_Gate

Gate voltage low-side

2

LS_Gate

Gate voltage low-side

3

LS_VON (0..+20 V)

Positive power supply (VCC2) low-side

4

LS_GND_SEC

Ground low-side secondary side

5

LS_VOFF (0..-5 V)

Negative power supply (VEE2) high-side

6

LS_GND_SEC

Ground high-side secondary side

7

8

9

10

HV_Midpoint (phase)

Drain (collector) interface for DESAT low- side
!! HIGH VOLTAGE!!

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Summary of Contents for EVAL-1ED020I12F2-DB

Page 1: ...how to operate the evaluation board EVAL 1ED020I12F2 DB daughterboard together with the Evaluation platform 1200V CoolSiC MOSFET in TO247 3pin 4pin Rev 2 motherboard Intended audience This document is...

Page 2: ...ey are operated by the customer The customer shall ensure that all Evaluation Boards and Reference Boards will be handled in a way which is compliant with the relevant requirements and standards of th...

Page 3: ...removing power to discharge the bus capacitors Do not attempt to service the drive until the bus capacitors have discharged to zero Failure to do so may result in personal injury or death Caution The...

Page 4: ...of the daughterboard 10 2 1 1 Stand alone 10 2 1 2 Usage with motherboard 10 2 2 Description of the functional blocks 12 2 2 1 Basic operation 12 2 2 2 First steps for start up 14 3 System design 15...

Page 5: ...a flexible driver card e g evaluation board EVAL 1ED020I12F2 DB The modular approach enables future expansion of the platform with additional gate driver cards This means the driver card is connected...

Page 6: ...e 1200 V CoolSiC MOSFET Fehler Verwenden Sie die Registerkarte Start um Heading 1 Heading1 dem Text zuzuweisen der hier angezeigt werden soll Figure 2 Bottom view of evaluation daughterboard EVAL 1ED0...

Page 7: ...ure 4 Bottom view motherboard 1 1 Delivery content Content of delivery is the EVAL 1ED020I12F2 DB board packed in a box The evaluation platform EVAL PS DP MAIN can be ordered seperatly Since different...

Page 8: ...to the evaluation platform and the corresponding connector X100 on this platform As interface to the power switches acting the connectors X200 and X201 see Figure 5 with the gate signal the source con...

Page 9: ...and technical data The key specifications of this board are displayed in Table 2 Table 2 Parameter Parameter Symbol Value max Unit Test condition Positive power supply output side VCC2 20 V 1 Negative...

Page 10: ...ated by the white marker line On the primary side four connectors are visible X105 X102 X101 and X100 The 12 V supply voltage on the low voltage side is connected red colored positive pole to X102 and...

Page 11: ...EVAL 1ED020I12F2 DB ADJ 20V 0V 5V ADJ X X X X X X X X X X X X The settings for the adjustable driver voltages are made using the potentiometer R105 and R102 for the high side driver and with potentio...

Page 12: ...or X202 delivers all the necessary control signals IN IN FLT RDY and RST as well as the electrical power VCC1 and GND1 to the primary side of both gate driver ICs More detailed information can be foun...

Page 13: ...n this configuration wiring of the load the arrangement can be used for low side measurements Power switch Q2 is now the DUT device under test A configuration for high side measurements is shown in Ch...

Page 14: ...the needs of the corresponding drivers at the daughterboard 4 If an adjustable powersupply has been selected VCC2 and VEE2 has to be set by the potentiometer according to details described in Chapter...

Page 15: ...uweisen der hier angezeigt werden soll 3 System design 3 1 Schematics Figure 8 shows the drawing of the daughterboard 1ED020I12F2 DB Figure 8 Drawing of EVAL 1ED020I12F2 DB 3 2 Layout The following fi...

Page 16: ...user guide Isolated driver daughter board to evaluate 1200 V CoolSiC MOSFET Fehler Verwenden Sie die Registerkarte Start um Heading 1 Heading1 dem Text zuzuweisen der hier angezeigt werden soll Figure...

Page 17: ...er guide Isolated driver daughter board to evaluate 1200 V CoolSiC MOSFET Fehler Verwenden Sie die Registerkarte Start um Heading 1 Heading1 dem Text zuzuweisen der hier angezeigt werden soll Figure 1...

Page 18: ...ries TDK Corporation 445 12409 1 ND 100 pF C4 C5 C10 C11 Surface Mount Multilayer Ceramic Chip Capacitor Kemet BAT165 D1 D2 D4 D5 D6 D7 D8 D10 D11 D12 Medium Power AF Schottky Diode Infineon Technolog...

Page 19: ...ng Tables 5 6 and 7 list the respective signal assignments corresponding to the plug connections Table 5 Connector X202 Primary side PIN Label Function 1 VCC1 Power supply primary side 2 VCC1 Power su...

Page 20: ...h side HIGH VOLTAGE 4 HS_GND_SEC Ground high side secondary side HIGH VOLTAGE 5 HS_VOFF 0 5 V Negative power supply VEE2 high side 6 HS_GND_SEC Ground high side secondary side HIGH VOLTAGE 7 8 9 10 HS...

Page 21: ...in Figure 13 The cathode of the high voltage diode is connected directly to the drain of the SiC MOSFET This diode prevents the high voltage from reaching the gate driver The DESAT module only works w...

Page 22: ...source the charging time of the capacitor can be calculated using Equation 1 from Figure 14 It should be noted that any capacitance which is in some way connected to the DESAT pin protection diodes c...

Page 23: ...rt circuit at low side The second measurement example is shown in Figure 16 to and demonstrates a short circuit measurement in low side configuration In this case the load as shown in Figure 7 is repl...

Page 24: ...erence between the arrangements in Figure 7 and Figure 17 is that the switch Q1 is now the DUT A short cable is connected accordingly between X151 and RShunt The digital signals from the Controller sh...

Page 25: ...re similar to result in Chapter 4 1 2 Figure 16 The difference is that the phase voltage V_Phase increases from zero up to approximat 620 V when Q1 is switched on Due to the steep rise and the high va...

Page 26: ...n Sie die Registerkarte Start um Heading 1 Heading1 dem Text zuzuweisen der hier angezeigt werden soll 5 References and appendices 5 1 Abbreviations and definitions Table 8 Abbreviations Abbreviation...

Page 27: ...0I12F2 DB 27 of 28 v1 0 2021 06 21 EVAL 1ED020I12F2 DB user guide Isolated driver daughter board to evaluate 1200 V CoolSiC MOSFET Revision history Revision history Document version Date of release De...

Page 28: ...nditions and prices please contact your nearest Infineon Technologies office www infineon com WARNINGS Duetotechnicalrequirementsproductsmaycontain dangerous substances For information on the types in...

Page 29: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Infineon EVAL1ED020I12F2DBTOBO1...

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