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GSP665x-EVBIMS2  

High Power IMS 2 Evaluation Platform 

Technical Manual 

                                    _____________________________________________________________________________________________________________________ 

GSP665x-EVBIMS2 TM  rev. 201021 

© 2020 GaN Systems Inc.    

www.gansystems.com

                           13 

 

Please refer to the Evaluation Board/Kit Important Notice on page 22 

 

1.4.7

 

Operation modes 

The Evaluation Platform can be configured into different topologies and operation modes as shown below 

Table 4  Evaluation Platform Configurations 

HALF BRIDGE 

FULL BRIDGE 

BOOST MODE 

Double Pulse Test 

Full Bridge LLC 

Synchronous Boost DC/DC 

 

Gate 

Driver

DC 

Power 

Source

Vdc+

Vdc-

PHA

PHB

Vdc+

PGND

C

O

C

r

R

L

L

r

 

Gate 

Driver

Vdc+

PHA

PHB

Vdc+

PGND

L

C

DC 

Power 

Source

R

L

PGND

 

Synchronous Buck DC/DC 

Phase Shift Full Bridge 

Totem Pole PFC 

Gate 

Driver

DC 

Power 

Source

Vdc+

Vdc-

PHA

PHB

Vdc+

PGND

L

C

R

L

 

Gate 

Driver

DC 

Power 

Source

Vdc+

Vdc-

PHA

PHB

Vdc+

PGND

C

O

R

L

L

r

L

O

 

Gate 

Driver

Vdc+

PHA

PHB

Vdc+

PGND

L

AC 

Power 

Source

R

L

PGND

 

Half Bridge LLC 

Full Bridge Inverter 

Interleaved Totem Pole PFC 

Gate 

Driver

DC 

Power 

Source

Vdc+

Vdc-

PHA

PHB

Vdc+

PGND

C

O

C

r

R

L

L

r

 

Gate 

Driver

DC 

Power 

Source

Vdc+

Vdc-

PHA

PHB

Vdc+

PGND

C

O

R

L

L

O

 

Gate 

Driver

Vdc+

PHA

PHB

Vdc+

PGND

L

1

AC 

Power 

Source

R

L

PGND

L

2

 

Single Phase Half Bridge Inverter 

DUAL ACTIVE BRIDGE

 

Gate 

Driver

DC 

Power 

Source

Vdc+

Vdc-

PHA

PHB

Vdc+

PGND

C

O

R

L

L

O

 

Dual Active Bridge (with 2 mother boards) 

Gate 

Driver

DC 

Power 

Source

Vdc+

Vdc-

PHA

PHB

Vdc+

PGND

L

r

Gate 

Driver

Vdc+

PHA

PHB

Vdc+

PGND

R

L

 

 

 

Gate 

Driver

DC 

Power 

Source

Vdc+

Vdc-

PHA

PHB

Vdc+

PGND

Содержание GSP665HPMB-EVBIMS2

Страница 1: ...____________________________________ GSP665x EVBIMS2 TM rev 201021 2020 GaN Systems Inc www gansystems com 1 Please refer to the Evaluation Board Kit Important Notice on page 22 IMS 2 Evaluation Platf...

Страница 2: ...IEF CONTACT DURING OPERATION MAY RESULT IN SEVERE INJURY OR DEATH Please sure that appropriate safety procedures are followed This evaluation kit is designed for engineering evaluation in a controlled...

Страница 3: ...Technical Description 6 1 2 2 IMS Board thermal design 7 1 3 IMS 2 Half Bridge Board Design 9 1 4 IMS 2 EVB Mother Board 10 1 4 1 Gate Driver Circuit 11 1 4 2 5V input 11 1 4 3 Temperature monitoring...

Страница 4: ...S board 7 Figure 4 Comparison of Junction to Heatsink thermal resistance RthJ HS Estimated based on GS66516B 8 Figure 5 IMS 2 half bridge power board GSP66508HB EVBIMS2 9 Figure 6 Circuit block diagra...

Страница 5: ...7kW Photovoltaic Inverter and Energy Storage System ESS Motor Drive VFD Server Datacenter 3kW Server ACDC power supply Consumer Residential Energy Storage System ESS This evaluation platform consists...

Страница 6: ...BIMS2 or GSP66508HB EVBIMS2 half bridge boards N A GSP66508HB EVBIMS2 Optimized IMS 2 Half Bridge based on GS66508B GaNPX bottom cooled E HEMTs GS66508B GSP66516HB EVBIMS2 Optimized IMS 2 Half Bridge...

Страница 7: ...Gallium Nitride power devices are adopted widely the industry is trending away from through hole packaging TH towards surface mount packaging SMT Traditional TH devices such as the TO 220 are no longe...

Страница 8: ...esign options The IMS board clearly comes out ahead Table 3 Performance comparison of 3 thermal design options for SMT power devices IMS PCB Thermal grease IMS Board Thermal resistance Good Better Bes...

Страница 9: ...8HB EVBIMS2 and GSP66516B EVBIMS2 This approach addresses the shortcomings of implementing the design on a single layer IMS board While a large copper area is preferred to maximize heat spreading and...

Страница 10: ...it Important Notice on page 22 1 4 IMS 2 EVB Mother Board GaN Systems offers a high power IMS 2 evaluation board that can be purchased separately The ordering part number is GSP665HPMB EVBIMS2 It can...

Страница 11: ...ate driver after the LDO chip U3 the output is divided to 6 3V to power the gate driver o R1 and R2 are gate turn on and off resistors 1 4 2 5V input The gate driver circuit on the IMS 2 EVB mother bo...

Страница 12: ...ces come from the external PWM connector J1 as shown in Figure 9 The deadtime of PWM signals are required and should be provided from the external source 1 4 5 Installation of IMS 2 Half Bridge Power...

Страница 13: ...te Driver Vdc PHA PHB Vdc PGND L C DC Power Source RL PGND Synchronous Buck DC DC Phase Shift Full Bridge Totem Pole PFC Gate Driver DC Power Source Vdc Vdc PHA PHB Vdc PGND L C RL Gate Driver DC Powe...

Страница 14: ...e refer to the Evaluation Board Kit Important Notice on page 22 2 Test Results 2 1 Double pulse test GSP665HPMB EVBIMS2 GSP66508HB EVBIMS2 Test condition VDS 400V ID 30A VGS 6V 3V L 37uH No RC Snubber...

Страница 15: ...1 2020 GaN Systems Inc www gansystems com 15 Please refer to the Evaluation Board Kit Important Notice on page 22 2 2 Full power emulation test GSP665HPMB EVBIMS2 GSP66508HB EVBIMS2 Test condition VIN...

Страница 16: ...___________________________________________________________ GSP665x EVBIMS2 TM rev 201021 2020 GaN Systems Inc www gansystems com 16 Please refer to the Evaluation Board Kit Important Notice on page 2...

Страница 17: ...stems Inc www gansystems com 17 Please refer to the Evaluation Board Kit Important Notice on page 22 3 Appendix 3 1 IMS 2 Half Bridge Power Board IMS 2 half bridge power board schematics for GSP66508H...

Страница 18: ...______________________ GSP665x EVBIMS2 TM rev 201021 2020 GaN Systems Inc www gansystems com 18 Please refer to the Evaluation Board Kit Important Notice on page 22 IMS 2 half bridge power board PCB l...

Страница 19: ...________________________________________________________________________________________________ GSP665x EVBIMS2 TM rev 201021 2020 GaN Systems Inc www gansystems com 19 Please refer to the Evaluation...

Страница 20: ...___________________________________________________________________________ GSP665x EVBIMS2 TM rev 201021 2020 GaN Systems Inc www gansystems com 20 Please refer to the Evaluation Board Kit Important...

Страница 21: ...C27 C34 C35 CAP CER 1UF 10V X5R 0603 8 Samsung CL10A105KP8NNNC C40 C41 C42 C43 CAP CER 68PF 50V C0G NP0 0603 4 Sams CL10C680JB8NNNC D1 D3 D5 D7 DIODE ARRAY SCHOTTKY 30V SOT323 4 ON Semiconductor Fairc...

Страница 22: ...es GaN Systems from all claims arising from the handling or use of the goods Due to the open construction of the product it is the user s responsibility to take any and all appropriate precautions wit...

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