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2.00

R11

TP1

TP2

2.2µF

C3

TP6

0.047µF

C10

0.1µF

C7

22µF

C6

0.2

R8

PGND

PGND

0.1µF

C11

22µF

C4

0.1µF

C14

0.1µF

C5

TP14

0.1µF

C20

TP15

0.047µF

C18

D3

0.2

R16

PGND

PGND

0.022µF

C12

249k

R10

2700pF

C15

GND

GND

TP12

69.8k

R6

TP5

1000pF

C9

10.0k

R7

GND

+5 VIN

TP3

1.00k

R4

1

2

3

4

5

6
7
8
9

10
11

J2

-

N/C

-

22µF

C8

Green

D1

TP4

NT1

Net-Tie

GND

PGND

GND

USB

0.02

R18

PGND

J1

J3

0

R5

0

R3

GND

GND

1µF

C1

1µF

C2

GND

GND

L1
760308111

L2

TP17

PGND

PGND

TP11

TP18

TP19

GND

0.47µF

C25

GND

0.1µF

C24

0.1µF

C22

TP20

0.1µF

C23

GND

1.00k

R19

Green

D6

TP25

1.00k

R9

TP24

GND

1.00k

R17

TP26

Orange

D4

10.0k

R28

TP23

BUZ1

TP34

TP39

TP35

TP37

TP41

TP36

TP40

GND

TP38

TP42

Red

D5

TP22

TP21

GND

TANK

TP16

TANK

10.0k

R20

GND

GND

GND

GND

200k

R23

100k

R27

100k

R21

24.9k

R25

100k

R22

93.1k

R26

0.1µF

C27

TP30

TP27

TP29

TP28

76.8k

R13

10.0k

R14

0.1µF

C28

GND

TP31

VSENSE

FOD_CAL

TSENSE

LED MODE

FOD THR

PEAK

VSENSE

FOD_CAL

LED MODE

FOD THR

TSENSE

10.0k

R24

10.0k

R12

VCC_3

JTAG

GND

1

2

3

4

5

6

7

8

9

10

11

12

13

14

J5

1000pF

C26

47k

R15

GND

VCC_3

JTAG_DATA

JTAG_CLK

SCL

SDA

JTAG_CLK

JTAG_DATA

VCC_3

VCC_5

VCC_5

GND

GND

TP13

2200pF

C13

113k

R1

7.50k

R2

D2

PEAK

VCC_3

GND

SDA

SCL

4

1

2

3

J4

22-05-3041

2.2µF

C21

GND

TP33

TP32

TP7

TP8

TP9

TP10

TP44

TP43

10.0k

R32

GND

10.0k

R33

TP47

TP50

10.0k

R31

VCC_3

GND

TP53

TP51

TP54

TP57

TP56

TP49

TP52

TP55

GND

TP45

TP46

10.0k

R30

GND

10.0k

R29

VCC_3

_

0.1µF

C16

0.1µF

C17

0.1µF

C19

10.0k ohm

t°

NTC1

LED_C

LED_B

LED_A

BUZZ

BUZZ

LED_A

LED_B

LED_C

V

C

C

_

3

GND

DMIN1

DMIN2

DMIN1

DMIN2

GND

PWM1-CLK_IN

1

PWM_CTRL

2

EN

3

BP3

4

GND

5

GND

6

DMOUT 2

7

DMOUT 1

8

CLK_OUT

9

MODE

10

DMIN 1

11

DMIN 2

12

GND

13

PVIN 2

14

PVIN 2

15

BOOT 2

16

SW 2

17

SW 2

18

SW 2

19

PGND

20

PGND

21

PGND

22

SW 1

23

SW 1

24

BOOT 1

25

SW 1

26

PVIN 1

27

PVIN 1

28

CSN

29

CSP

30

CSO

31

PWM2/UPDN

32

PAD

33

U2

BQ50002ARHBR

PWM1/CLK_OUT

1

PWM2/UP_DN

2

ISENSE

3

RESERVED

4

RESERVED

5

NC

6

NC

7

VPEAK

8

VSENSE

9

FOD_CAL

10

LED_A

11

LED_B

12

TSENSE

13

LED_C

14

BUZZ

15

MODE

16

NC

17

NC

18

RESERVED

19

RESERVED

20

CLK_IN

21

COMM1

22

COMM2

23

NC

24

NC

25

NC

26

NC

27

SDA

28

SCL

29

VCORE

30

DVSS

31

DVCC

32

FLIM

33

LED_MODE

34

FOD_THR

35

AVSS

36

DRV_EN

37

PWM_CTRL

38

AVSS

39

AVCC

40

PAD

41

U1

BQ500511ARHAR

Copyright © 2016, Texas Instruments Incorporated

Schematic and Bill of Materials

www.ti.com

8

SLUUBJ2 – October 2016

Submit Documentation Feedback

Copyright © 2016, Texas Instruments Incorporated

bq50002A Wireless Power TX EVM

5

Schematic and Bill of Materials

This section includes the schematics and bill of materials for the EVM.

Figure 1

illustrates the schematics for this EVM.

Figure 1. bq50002AEVM-607 Schematic

Содержание bq50002AEVM-607

Страница 1: ...WPC 1 0 WPC 1 1 and WPC 1 2 receivers and will support output power up to 5 W Contents 1 Applications 2 2 bq50002AEVM 607 Electrical Performance Specifications 2 3 Modifications 3 4 Connector and Test Point Descriptions 3 4 1 Input Output Connections 3 4 2 Test Point Descriptions 4 5 Schematic and Bill of Materials 8 6 Test Setup 11 6 1 Equipment 11 6 2 Equipment Setup 12 6 3 EVM Procedure 12 7 I2...

Страница 2: ...ect receiver interface Highly integrated analog front end including LDO FETs drivers current sense amplifier and de modulation circuit Standard WPC A11 type transmitter coil with no magnet LED and audio indication of power transfer 2 bq50002AEVM 607 Electrical Performance Specifications Table 1 provides a summary of the EVM performance specifications All specifications are given for an ambient tem...

Страница 3: ... FOD R27 threshold and R26 FOD_Cal see Section 6 3 8 4 Connector and Test Point Descriptions 4 1 Input Output Connections The connection points are described in Section 4 1 1 through Section 4 1 4 4 1 1 J1 VIN Input power 5 V 500 mV return at J3 4 1 2 J2 USB Input USB input connection 4 1 3 J3 GND Return for input power input at J1 4 1 4 J4 Serial Interface I2 C interface connection to communicate...

Страница 4: ...gative input 4 2 3 TP3 VIN Input power 5 V 500 mV 4 2 4 TP4 GND Return for input power 4 2 5 TP5 DMIN1 Modulation signal input from coil for DEMOD Channel 1 4 2 6 TP6 SW1 Switch node of the half bridge MOSFETs 4 2 7 TP7 GND Low noise ground test point TP 4 2 8 TP8 Low Noise Analog Ground Low noise ground TP 4 2 9 TP9 GND Low noise ground TP 4 2 10 TP10 GND Low noise ground TP 4 2 11 TP11 PGND Retu...

Страница 5: ... low 4 2 19 TP19 PWM2 UPDN Input to control half bridge MOSFETs connected to SW2 when PWM_CTRL is high Increase or decrease power transfer when PWM_CTRL is low 4 2 20 TP20 CSO Output of the current sense amplifier 4 2 21 TP21 DMOUT1 Demodulated 2 kHz bit stream from demodulation channel 1 4 2 22 TP22 DMOUT2 Demodulated 2 kHz bit stream from demodulation channel 2 4 2 23 TP23 BUZZ DC output when po...

Страница 6: ...e input current in order to operate with a limited input voltage source Leave this pin open if no fixed current limit should be used 4 2 34 TP34 Reserved IC Pin 5 Unused 4 2 35 TP35 Unused IC Pin 7 Leave this pin open 4 2 36 TP36 Unused IC Pin 25 Leave this pin open 4 2 37 TP37 Unused IC Pin 27 Leave this pin open 4 2 38 TP38 Unused IC Pin 17 Leave this pin open 4 2 39 TP39 Unused IC Pin 6 Leave t...

Страница 7: ...ol of frequency pulse width of the internal generated oscillator signal 4 2 45 TP45 SDA I2 C data 4 2 46 TP46 SCL I2 C clock 4 2 47 TP47 3 V Rail Resistor Divider 4 2 48 TP49 Floating Test Point 4 2 49 TP50 Floating Test Point 4 2 50 TP51 GND 4 2 51 TP52 Floating Test Point 4 2 52 TP53 Floating Test Point 4 2 53 TP54 GND 4 2 54 TP55 Floating Test Point 4 2 55 TP56 Floating Test Point 4 2 56 TP57 G...

Страница 8: ...TP32 TP7 TP8 TP9 TP10 TP44 TP43 10 0k R32 GND 10 0k R33 TP47 TP50 10 0k R31 VCC_3 GND TP53 TP51 TP54 TP57 TP56 TP49 TP52 TP55 GND TP45 TP46 10 0k R30 GND 10 0k R29 VCC_3 _ 0 1µF C16 0 1µF C17 0 1µF C19 10 0k ohm t NTC1 LED_C LED_B LED_A BUZZ BUZZ LED_A LED_B LED_C VCC_3 GND DMIN1 DMIN2 DMIN1 DMIN2 GND PWM1 CLK_IN 1 PWM_CTRL 2 EN 3 BP3 4 GND 5 GND 6 DMOUT 2 7 DMOUT 1 8 CLK_OUT 9 MODE 10 DMIN 1 11 D...

Страница 9: ...R71E226KE15L Murata C9 C26 2 1000pF CAP CERM 1000pF 50V 5 C0G NP0 0603 0603 C1608C0G1H102J TDK C10 C18 2 0 047uF CAP CERM 0 047uF 50V 10 X7R 0603 0603 C1608X7R1H473K TDK C12 1 0 022uF CAP CERM 0 022 µF 50 V 10 X7R 0603 0603 C1608X7R1H223K TDK C13 1 2200pF CAP CERM 2200 pF 50 V 10 X7R 0603 0603 GRM188R71H222KA01D Murata C14 C16 C17 C19 4 0 1uF CAP CERM 0 1 µF 25 V 5 C0G NP0 1206 1206 C3216C0G1E104J...

Страница 10: ... Susumu Co Ltd R14 1 10 0k RES 10 0 k 0 1 0 1 W 0603 0603 RT0603BRD0710KL Yageo America R15 1 47k RES 47k ohm 5 0 1W 0603 0603 RC0603JR 0747KL Yageo America R18 1 0 02 RES 0 02 0 5 0 5 W 1206 sense 1206 sense LVK12R020DER Ohmite R21 R22 R27 3 100k RES 100 k 1 0 1 W 0603 0603 RC0603FR 07100KL Yageo America R23 1 200k RES 200 k 1 0 1 W 0603 0603 RC0603FR 07200KL Yageo America R25 1 24 9k RES 24 9 k ...

Страница 11: ...pply Requirements Nom Voltage 5 0 VDC Max Current 2 0 A Efficiency Level V External Power Supply Regulatory Compliance Certifications Recommend selection and use of an external power supply which meets TI s required minimum electrical ratings in addition to complying with applicable regional product regulatory safety certification requirements such as by example UL CSA VDE CCC PSE and so forth 6 1...

Страница 12: ... and LOW shorted HPA764 JP2 EN2 and LOW shorted HPA764 JP3 TS and DIS shorted HAP764 JP6 ILIM and FIX shorted HPA764 R3 set to 0 full CCW 6 2 5 Meters Connect ammeter to measure UUT input current from power supply Connect voltmeter to UUT and monitor input voltage at J1 HPA764 connect voltmeter to monitor output voltage at TP7 and voltmeter to measure unregulated voltage at TP12 HPA764 connect cur...

Страница 13: ...On HPA764 voltage at TP7 should be 4 9 V to 5 1 V 3 On HPA764 voltage at TP12 should be 7 0 V to 7 5 V voltage will fluctuate 4 On UUT PWR607 during power transfer HPA764 D1 ON a LED D6 flashing Green b Input current should be less than 300 mA 6 3 4 Receiver In Place 1 0 A Load With the HPA764 in place on the PWR607 above TX Coil set output load current to 950 mA to 1050 mA Input voltage at UUT J1...

Страница 14: ...X Average the input current the comm pulses modulate the input current distorting the reading Figure 2 shows efficiency Figure 2 Efficiency vs Power bq50002AEVM 607 TX and bq51013BEVM 764 Receiver 6 3 6 Start Up Receiver Placed on Transmitter The transmitter will send an analog ping about every 400 ms If a receiver is present it will power up and reply then begin power transfer Figure 3 is a scope...

Страница 15: ... very accurate Power Loss in Transmitter This is an internal calculation based on the operating point of the transmitter The calculation is adjusted using FOD_CAL resistor R26 This calculation changes with external component changes in the power path such as resonant capacitors and TX coil Recalculation of R26 and R27 is required Receiver Reported Power The receiver calculates and reports power it...

Страница 16: ...s Power TX EVM 7 I2 C Interface and bqStudio This section includes setup and use instructions for the EV2400 and bqStudio This software is used to read the internal registers of the bq500511A 7 1 EV2400 Set Up Connect J4 to EV2400 kit by 4 pin cable Connect the USB port of the EV2400 kit to the USB port of the computer The connections are shown in Figure 5 Figure 5 Connections of the EV2400 kit ...

Страница 17: ... input power supply verify the input voltage at J1 is 4 9 V to 5 1 V and the current is less than 100 mA Turn on the computer and open the bqStudio software At the first selection screen Target Selection Wizard select Wireless Charging At the next selection screen Target Selection Wizard select WChg_1_00 bq50002 bqz The main window of the software is shown in Figure 6 Figure 6 bqStudio Window ...

Страница 18: ...tion Moving components to both sides of the PCB or using additional internal layers offers additional size reduction for space constrained systems Gerber files are available for download from the EVM product folder bq50002AEVM 607 A 4 layer PCB design is recommended to provide a good low noise ground plane for all circuits A 2 layer PCB presents a high risk of poor performance Grounding between th...

Страница 19: ...002AEVM 607 Assembly Drawings and Layout 19 SLUUBJ2 October 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated bq50002A Wireless Power TX EVM Figure 8 Inner Layer 1 Figure 9 Inner Layer 2 ...

Страница 20: ...Texas Instruments Incorporated bq50002A Wireless Power TX EVM Figure 10 Bottom Layer 9 Reference For additional information about the bq50002AEVM 607 low power wireless power evaluation kit from Texas Instruments visit the product folder on the TI Web site at http www ti com product bq50002A ...

Страница 21: ... 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 warranted for the remainder of the original warranty period Replaced EVMs shall be warranted for a new full ninety 90 day wa...

Страница 22: ... by Industry Canada to operate with the antenna types listed in 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 rég...

Страница 23: ...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 with the inputs and outputs kept within the specified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors cur...

Страница 24: ...F 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 ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED 8 2 Specific Limitations IN NO EVENT SHALL T...

Страница 25: ...esponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

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