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Texas Instruments LMG3410-HB-EVM User Manual Lines Download Page 8

ISO_RET_H

Top_FET
Bot_FET

AGND

AGND

AGND

ISO_RET_L

ISO_12V_L

0.01μF

1206
630V

C10

0.01μF

1206
630V

C29

0.01μF

1206
630V

C12

0.01μF
1206
630V

C13

5V

GaN_Fault

20

R1

DNP

ISO_RET_L

5V_H

5V_L

ISO_RET_L

ISO_RET_H

VM12V_H

ISO_RET_H

ISO_RET_L

ISO_12V_L

VM12V_L

ISO_RET_L

IN_L

5V

AGND

5V

AGND

12V

12V

0

R18

DNP

Aux Connector

Power Connector

HVBUS

ISO_RET_H

HVBUS

D1
UFM15PL-TP

DNP

68pF

C2

68pF

C17

AGND

ISO_RET_L

0

R2

ISO_12V_H

AGND

ISONC1

ISONC2

ISONC3

1

2

3

Q3
MGSF1N02LT1G

ISO_RET_L

68pF

C6

68pF

C11

ISO_RET_L

100k

R9

10.0k

R7

5V_H

10.0k

R8

5V_L

SW_L

L2

BRC2518T220K

FAULT_L

ISO_RET_L

0.22μF

C7

5V_L

ISO_RET_L

ISO_RET_H

0.22μF

C5

5V_H

ISO_RET_H

L1

BRC2518T220K

SW_H

ISO_RET_H

FAULT_H

IN_H

VCC1

1

GND1

2

INA

3

INB

4

OUTC

5

NC

6

EN1

7

GND1

8

GND2

9

EN2

10

NC

11

INC

12

OUTB

13

OUTA

14

GND2

15

VCC2

16

U1

ISO7831FDWR

VCC1

1

GND1

2

INA

3

INB

4

OUTC

5

NC

6

EN1

7

GND1

8

GND2

9

EN2

10

NC

11

INC

12

OUTB

13

OUTA

14

GND2

15

VCC2

16

U2

ISO7831FDWR

2.2uF

C9

2.2uF

C26

0.1μF

C14

0.1μF

C15

49.9

R4

22pF

C4

49.9

R12

22pF

C19

5V

AGND

D4
MBR0520LT1G

D8
MBR0520LT1G

16V

D6
MMSZ4703T1G

5V

AGND

D2
MBR0520LT1G

D7
MBR0520LT1G

16V

D5
MMSZ4703T1G

49.9

R11

49.9

R3

0.1μF

C25

0.1μF

C22

ISONC4

4.7 F

μ

C27

4.7μF

C24

10μF

C23

4.7μF

C21

4.7μF

C30

4.7μF

C20

4.7μF

C28

4.7μF

C31

4.7μF

C32

ISO_12V_L

ISO_RET_L

ISO_RET_H

ISO_12V_H

ISO_12V_L_B

ISO_RET_L_B

ISO_12V_H_B

ISO_RET_H_B

1

2

3

4

L3

1

2

3

4

L4

2

4

1

5

3

U5

SN74AHC1G08DBVR

5V

47μF

C8

5
4

1

2

3

6

J1

90121-0766

15k 100V/ns

15k 100v/ns

17.8k 100V/ns

15k

R5

40.2k 50V/ns

17.8k

R6

68.1k 50V/ns

AGND

0.1μF

C3

0.1μF

C18

1 F

μ

C1

1

2

5

6

4

3

475μH

T2

1

2

5

6

4

3

475μH

T1

D1

1

D2

3

VCC

2

GND

4

EN

5

CLK

6

U3

SN6505BDBVR

D1

1

D2

3

VCC

2

GND

4

EN

5

CLK

6

U4

SN6505BDBVR

DRAIN

1

DRAIN

2

DRAIN

3

DRAIN

4

DRAIN

5

DRAIN

6

DRAIN

7

DRAIN

8

DRAIN

9

DRAIN

10

DRAIN

11

SOURCE

12

SOURCE

13

SOURCE

14

SOURCE

15

SOURCE

16

NC

17

SOURCE

18

SOURCE

19

SOURCE

20

SOURCE

21

SOURCE

22

SOURCE

23

GND

24

LDO5V

25

VNEG

26

VDD

27

BBSW

28

LPM

29

RDRV

30

IN

31

FAULT

32

PAD

33

Q1

LMG3410RWHT

DRAIN

1

DRAIN

2

DRAIN

3

DRAIN

4

DRAIN

5

DRAIN

6

DRAIN

7

DRAIN

8

DRAIN

9

DRAIN

10

DRAIN

11

SOURCE

12

SOURCE

13

SOURCE

14

SOURCE

15

SOURCE

16

NC

17

SOURCE

18

SOURCE

19

SOURCE

20

SOURCE

21

SOURCE

22

SOURCE

23

GND

24

LDO5V

25

VNEG

26

VDD

27

BBSW

28

LPM

29

RDRV

30

IN

31

FAULT

32

PAD

33

Q2

LMG3410RWHT

1 F

μ

C16

Copyright © 2016, Texas Instruments Incorporated

Schematic

www.ti.com

8

SNOU140A – April 2016 – Revised May 2017

Submit Documentation Feedback

Copyright © 2016–2017, Texas Instruments Incorporated

Using the LMG3410-HB-EVM Half-Bridge and LMG34XX-BB-EVM Breakout
Board EVM

2

Schematic

Figure 3. LMG3410-HB-EVM Schematic

Summary of Contents for LMG3410-HB-EVM

Page 1: ...ication are strictly prohibited by Texas Instruments If you are not suitably qualified you should immediately stop from further use of the HV EVM Work Area Safety Maintain a clean and orderly work area Qualified observer s must be present anytime circuits are energized Effective barriers and signage must be present in the area where the TI HV EVM and its interface electronics are energized indicat...

Page 2: ...x with interlocks from accidental touch Limitation for Safe Use EVMs are not to be used as all or part of a production unit Safety and Precautions The EVM is designed for professionals who have received the appropriate technical training and is designed to operate from an AC power supply or a high voltage DC supply Please read this user guide and the safety related documents that come with the EVM...

Page 3: ...Assembly Drawing and PCB Layout 17 7 Bill of Materials 18 List of Figures 1 Simplified LMG3410 HB EVM Schematic 5 2 Front and Back Side Photos of LMG3410 HB EVM 6 3 LMG3410 HB EVM Schematic 8 4 Recommended Footprint for LMG3410 HB EVM 9 5 LMG34XX BB EVM Schematic 10 6 LMG3410 HB EVM Connected with LMG34XX BB EVM 11 7 Recommended Connection Points 12 8 Recommended Probe Connection for Logic Signals...

Page 4: ...e and reduce voltage overshoot There are 6 logic pins on the FET card Table 1 Logic Pin Function Description Pin Description AGND Logic and bias power ground return pin Functionally isolated from PGND 12V Auxiliary power input for when the LMG3410 HB EVM is configured in bootstrap mode Pin is not used when configured in isolated power mode 5V Auxiliary power input for the LMG3410 HB EVM Used to po...

Page 5: ...LMG3410 The FAULT signal for both LMG3410 devices are level shifted to AGND where they are logic AND connected to the FAULT pin CAUTION Please do NOT ignore FAULT signal when using LMG3410 HB EVM Turn off both top and bottom devices if any device is generating FAULT signal The device under fault condition may operate in undesired 3rd quadrant mode and may be over heated and damaged due to the high...

Page 6: ...lative thermal interface material TIM is required Bergquist BP100 0 005 00 1112 double sided adhesive tape TIM and Cool Innovations 3 101004U heatsink are recommended Figure 2 Front and Back Side Photos of LMG3410 HB EVM 1 2 LMG34XX BB EVM To allow for quick operation the LMG34XX BB EVM is available to interface with the LMG3410 HB EVM This mother board is designed to operate the LMG3410 as a sync...

Page 7: ...ions The LMG3410 HB EVM is designed for use in AC DC DC DC and DC AC applications Totem Pole PFC converters Phase Shifted Full Bridge or LLC Converter Buck converter such as the LMG34XX BB EVM 1 4 Features The LMG3410 HB EVM has the following features and specifications Two options to bias the LMG3410 isolated power or from bootstrap diode Over temperature overcurrent and under voltage lockout pro...

Page 8: ...4 7μF C21 4 7μF C30 4 7μF C20 4 7μF C28 4 7μF C31 4 7μF C32 ISO_12V_L ISO_RET_L ISO_RET_H ISO_12V_H ISO_12V_L_B ISO_RET_L_B ISO_12V_H_B ISO_RET_H_B 1 2 3 4 L3 1 2 3 4 L4 2 4 1 5 3 U5 SN74AHC1G08DBVR 5V 47μF C8 5 4 1 2 3 6 J1 90121 0766 15k 100V ns 15k 100v ns 17 8k 100V ns 15k R5 40 2k 50V ns 17 8k R6 68 1k 50V ns AGND 0 1μF C3 0 1μF C18 1 F μ C1 1 2 5 6 4 3 475μH T2 1 2 5 6 4 3 475μH T1 D1 1 D2 3...

Page 9: ...April 2016 Revised May 2017 Submit Documentation Feedback Copyright 2016 2017 Texas Instruments Incorporated Using the LMG3410 HB EVM Half Bridge and LMG34XX BB EVM Breakout Board EVM Figure 4 Recommended Footprint for LMG3410 HB EVM ...

Page 10: ...AGND 1µF C20 LOW_2 HIGH_2 HIGH_2 LOW_2 5 4 1 2 3 6 J4 TSW 106 07 G S 1µF C8 VAUX ACMGND 1 2 3 4 5 6 J2 0448120024 AGND1 AGND4 5V AGND 3 4 5 2 U1B SN74LVC2G14DCKR AGND3 0 R23 0 R21 IN 1 OUT 3 GND 2 TAB 4 U4 LM2940IMP 5 0 NOPB 33µF C19 10µF C21 12V 12V 12V Green 1 2 D4 Red 1 2 D3 1 6k R6 1 6k R8 30k R10 30k R16 30k R11 30k R17 30k R18 30k R12 30k R13 30k R19 30k R20 30k R14 1 2 3 J7 TSW 103 07 G S 5...

Page 11: ...ended to operate the LMG3410 HB EVM and LMG34XX BB EVM with a switching frequency between 50 kHz to 200 kHz Oscilloscope Capable of at least 200 MHz operation A 1 GHz or greater oscilloscope and probes with short ground springs are recommended for accurate measurements DC Multimeter s Capable of 600 V measurement suitable for determining operation and efficiency if desired DC Load Capable of 600 V...

Page 12: ...ader Power stage high voltage input Probe point for power stage switch node Power stage high voltage output WARNING There are very high voltages present on the EVM Some components reach temperatures above 50 C Precautions must be taken when handling the board 3 3 List of Test Points Key test points on this EVM have been designed for use with oscilloscope probes with short ground springs Using the ...

Page 13: ...D3 Analog ground for logic HDEAD1 High side PWM signal before dead time generation AGND4 Analog ground for logic LOW Low side PWM signal with dead time HIGH High side PWM signal with dead time AGND2 Analog ground for logic 12V 12 V bias after filter PGND1 Power ground HVIN DC input voltage PGND2 Power ground HVOUT DC output voltage PGND3 Power ground SW1 Switch node voltage 3 4 List of Terminals T...

Page 14: ...tached to the LMG3410 HB EVM 4 2 Startup and Operating Procedure The following procedure is recommended to enable the LMG34XX BB EVM with the LMG3410 HB EVM 1 Power up the 12 V bias supply Ensure the top right green Aux Enable LED is illuminated 2 Enable PWM on the function generator 3 Power up high voltage input supply Ensure the red HV Enable LED is illuminated when the input supply is above 20 ...

Page 15: ...tation Feedback Copyright 2016 2017 Texas Instruments Incorporated Using the LMG3410 HB EVM Half Bridge and LMG34XX BB EVM Breakout Board EVM 5 Typical Characteristics Figure 8 Recommended Probe Connection for Logic Signals Figure 9 Recommended Probe Connection for High Voltage Switch Node ...

Page 16: ...410 HB EVM Half Bridge and LMG34XX BB EVM Breakout Board EVM Figure 10 Recommended Configuration for Heatsink and Fan Figure 11 Switching Waveforms with 480V input 100kHz 30 duty cycle 6A output Figure 12 Low to High Transition Waveform with 480V input 100kHz 30 duty cycle 6A output Figure 13 High to Low Transition Waveform with 480V input 100kHz 30 duty cycle 6A output ...

Page 17: ... EVM Half Bridge and LMG34XX BB EVM Breakout Board EVM 6 EVM Assembly Drawing and PCB Layout Figure 14 LMG3410 HB EVM Top Layer and Components Figure 15 LMG3410 HB EVM Inner Copper Layer 1 Figure 16 LMG3410 HB EVM Inner Copper Layer 2 Figure 17 LMG3410 HB EVM Bottom Layer and Components Figure 18 LMG34XX BB EVM Top Layer and Components Figure 19 LMG34XX BB EVM Bottom Layer and Components ...

Page 18: ...ttky 20 V 0 5 A SOD 123 MBR0520LT1G ON Semiconductor 2 D5 D6 Diode Zener 16 V 500 mW SOD 123 MMSZ4703T1G ON Semiconductor 1 HS1 Cool Innovations Heat sink 1 00 x1 00 3 101004U Cool Innovations 1 J1 Header 2 54mm 6x1 Gold R A TH 90121 0766 Molex 2 L1 L2 Inductor Wirewound 22 µH 0 49 A 0 56 ohm SMD BRC2518T220K Taiyo Yuden 2 L3 L4 Coupled inductor 0 2 A 0 45 ohm SMD ACM2520 601 2P T002 TDK 2 Q1 Q2 6...

Page 19: ...9 H10 Machine Screw Round 4 40 x 1 4 Nylon Philips panhead NY PMS 440 0025 PH B and F Fastener Supply 6 H5 H6 H7 H8 H11 H12 Standoff Hex 0 5 L 4 40 Nylon 1902C Keystone 2 J1 J5 Terminal Block 2x1 5 08mm TH 282841 2 TE Connectivity 1 J2 Receptacle 2 54mm 6x1 Gold TH 448120024 Molex 1 J3 Connector TH BNC 112404 Amphenol Connex 1 J4 Header 100mil 6x1 Gold TH TSW 106 07 G S Samtec 1 J6 Terminal Block ...

Page 20: ...numbers in the current version Changes from Original April 2016 to A Revision Page Changed Figure 1 Updated Fault connection in schematics 4 Changed Section 1 1 1 Updated Fault connection description 5 Changed Section 1 1 4 Updated Heatsink description 6 Changed Figure 2 Updated Front and Back Side Photos of LMG3410 HB EVM 6 Changed Figure 3 and 4 8 Changed figures 14 15 16 and 17 17 Changed Table...

Page 21: ...y set forth above or credit User s account for such EVM TI s liability under this warranty shall be limited to EVMs that are returned during the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repair such EVM or provide replacements Repaired EVMs shall be warr...

Page 22: ...the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Concernant les EVMs avec antennes détachables Conformément à la réglementation d Industrie Canada le présent émetteur radio peut fo...

Page 23: ...ed loads Any loads applied outside of the specified output range may also result in unintended and or inaccurate operation and or possible permanent damage to the EVM and or interface electronics Please consult the EVM user guide prior to connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even ...

Page 24: ...COST OF REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN TWELVE 12 MONTHS AFTER THE EVENT THAT GAVE RISE TO THE CAUSE OF ACTION HAS OCCURRED 8 2 Specif...

Page 25: ... TI Resource NO OTHER LICENSE EXPRESS OR IMPLIED BY ESTOPPEL OR OTHERWISE TO ANY OTHER TI INTELLECTUAL PROPERTY RIGHT AND NO LICENSE TO ANY TECHNOLOGY OR INTELLECTUAL PROPERTY RIGHT OF TI OR ANY THIRD PARTY IS GRANTED HEREIN including but not limited to any patent right copyright mask work right or other intellectual property right relating to any combination machine or process in which TI product...

Page 26: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments LMG34XX BB EVM ...

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