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Vin = 6 to 16 VDC

VIN_FLTR

1µF

C2

1µF

C6

4.7µF

C10

4.7µF

C18

L2

GND

Vin

1

2

J1

Gnd

GND

GND

GND

L1

4.70

R13

12VDC

B560C

D4

0.04

R64

TP20

TP21

TP22 TP24

22µF

C11

22µF

C37

10.0

R15

10.0

R18

AGND

GND

4.7µF

C34

1µF

C8

4.7µF

C35

GND

3V3_VCC

GND

1µF

C40

205k

R11

NoPop

R14

INA213-Q1

IN

-

5

IN

+

4

O

U

T

6

REF

1

GND

2

V+

3

U9

GND

BSZ0902NS

Q1

4.70

R29

3V3_VCC

0.01µF

C30

TPS40210DGQ

RC

1

SS

2

DIS/EN

3

COMP

4

FB

5

GND

6

ISNS

7

GDRV

8

BP

9

VDD

10

PW

PD

1

1

U1

AGND

1µF

C7

1.00k

R62

TP26

EN_PWR

AGND

100k

R51

270pF

C12

0.22µF

C13

1.00k

R26

270pF

C9

I_SENSE

GND

TP14

0.1µF

C57

GND

GND

GND

GND

0.025

R30

TP9

GND

GND

2700pF

C17

AGND

49.9

R50

150pF

C36

TP12

5.10k

R12

49.9k

R6

3.09k

R24

GND

Net-Tie

12VDC

VIN_BRD

Schematic and Bill of Materials

www.ti.com

5

Schematic and Bill of Materials

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

Figure 1

illustrates the schematic for this EVM.

Figure 1. bq500414QEVM-629 Schematic

6

bq500414Q bqTESLA Wireless Power TX EVM

SLVUA40A – March 2014 – Revised January 2015

Submit Documentation Feedback

Copyright © 2014–2015, Texas Instruments Incorporated

Содержание bqTESLA bq500414Q

Страница 1: ...escriptions 3 4 1 Connector and Test Point Descriptions 3 4 2 Test Point Descriptions 3 5 Schematic and Bill of Materials 6 6 Test Setup 12 6 1 Equipment 12 6 2 Equipment Setup 13 7 bq500414QEVM 629 A...

Страница 2: ...Max Unit Input Characteristics VIN Input voltage bq500414Q 6 12 16 V IIN Input current VIN 12 V RX IOUT 1 A at 5 V 570 mA Input no load current VIN 12 V IOUT 0 A 72 mA Input stand by current VIN 12 V...

Страница 3: ...MOD and FOD Enable Disable Shorting Jumper installed Enable removed Disable 4 1 4 2 JP2 LED select bypass Shorting Jumper installed LED Bin 0 Default is not installed 4 2 Test Point Descriptions The t...

Страница 4: ...Feedback circuit for 12V regulator 4 2 13 TP13 GND Ground test point connection 4 2 14 TP14 I_SENSE Current as measured in the system 12V supply 4 2 15 TP15 COMM Sample of coil voltage return for com...

Страница 5: ...or 4 2 27 TP27 PWRGD Power good signal from the 3 3Vdc regulator 4 2 28 TP28 TANK3 Coil 3 Resonant Tank Drive Signal 4 2 29 TP29 PHSE3 Coil 3 Drive signal 4 2 30 TP30 GND Ground test point connection...

Страница 6: ...ND 1 F C7 1 00k R62 TP26 EN_PWR AGND 100k R51 270pF C12 0 22 F C13 1 00k R26 270pF C9 I_SENSE GND TP14 0 1 F C57 GND GND GND GND 0 025 R30 TP9 GND GND 2700pF C17 AGND 49 9 R50 150pF C36 TP12 5 10k R12...

Страница 7: ...DMG4800LSD Q3B GND GND GND TP30 3V3_VCC GND COMM COMM 10 0 R34 200k R19 BAT54SW D6 3V3_VCC 23 2k R21 0 1 F C32 33pF C28 10 0 R16 COIL1 2 SN74LVC1G3157 Q1 B2 1 GND 2 B1 3 A 4 VCC 5 S 6 U5 TP4 10 0k R2...

Страница 8: ...D 30 RESERVED 31 GND 32 V33D 33 V33A 34 BPCAP 35 GND 36 COMM_A 37 COMM_A 38 COMM_B 39 COMM_B 40 RESERVED 41 I_SENSE 42 LOSS_THR 43 LED_MODE 44 V_SENSE 45 Unused 46 GND 47 ADCREF 48 EPAD 49 U10 TRST AG...

Страница 9: ...5 C0G NP0 0603 0603 GRM1885C1H151JA01D MuRata C41 1 4 7uF CAP CERM 4 7uF 25V 10 X5R 0805 0805 GRM21BR61E475KA12L MuRata C44 C50 C58 3 22uF CAP CERM 22uF 25V 10 X5R 1210 1210 GRM32ER61E226KE15L MuRata...

Страница 10: ...0 025 ohm 1 0 5W 1206 1206 CSR1206FK25L0 Stackpole Electronics Inc R31 1 2 00k RES 2 00k ohm 1 0 1W 0603 0603 CRCW06032K00FKEA Vishay Dale R33 1 15 4k RES 15 4k ohm 1 0 1W 0603 0603 CRCW060315K4FKEA...

Страница 11: ...0603 0603 C0603X472K5RACTU Kemet J3 0 NoPop Header 2x7 pin 100mil spacing Straight 4 Wall 0 338 x 0 988 inch 2514 6002UB 3M R1 0 2 00k RES 2 00k ohm 1 0 1W 0603 0603 CRCW06032K00FKEA Vishay Dale R4 0...

Страница 12: ...ply Regulatory Compliance Certifications Recommend selection and use of an external a power supply which meets TI s required minimum electrical ratings in addition to complying with applicable regiona...

Страница 13: ...the load at TP7 All voltmeters must be Kelvin connected at the pin to the point of interest 6 2 1 Equipment Setup Diagram The diagram in Figure 4 shows the test setup Figure 4 Equipment Setup 6 2 2 EV...

Страница 14: ...put voltage of 13 6 V was used Figure 5 Efficiency versus Power bq500414QEVM 629 Transmitter and HPA764 Receiver 6 2 2 4 Efficiency Efficiency is affected by changes in the power section Higher RDSON...

Страница 15: ...culates losses The RX sends this information to the driver TX in a digital word message packet Unaccounted for power loss is presumed to be a foreign object on the charging pad Should this lost power...

Страница 16: ...to provide a good low noise ground plane for all circuits A 2 layer PCB presents a high risk of poor performance Grounding between the bq500414Q GND EPAD pin 47 36 and 32 and filter capacitor returns...

Страница 17: ...VM 629 Assembly Drawings and Layout Figure 7 Top Overlay 17 SLVUA40A March 2014 Revised January 2015 bq500414Q bqTESLA Wireless Power TX EVM Submit Documentation Feedback Copyright 2014 2015 Texas Ins...

Страница 18: ...mbly Drawings and Layout www ti com Figure 8 Top Solder 18 bq500414Q bqTESLA Wireless Power TX EVM SLVUA40A March 2014 Revised January 2015 Submit Documentation Feedback Copyright 2014 2015 Texas Inst...

Страница 19: ...EVM 629 Assembly Drawings and Layout Figure 9 Top Layer 19 SLVUA40A March 2014 Revised January 2015 bq500414Q bqTESLA Wireless Power TX EVM Submit Documentation Feedback Copyright 2014 2015 Texas Inst...

Страница 20: ...ly Drawings and Layout www ti com Figure 10 Inner Layer 1 20 bq500414Q bqTESLA Wireless Power TX EVM SLVUA40A March 2014 Revised January 2015 Submit Documentation Feedback Copyright 2014 2015 Texas In...

Страница 21: ...629 Assembly Drawings and Layout Figure 11 Inner Layer 2 21 SLVUA40A March 2014 Revised January 2015 bq500414Q bqTESLA Wireless Power TX EVM Submit Documentation Feedback Copyright 2014 2015 Texas In...

Страница 22: ...low power wireless power evaluation kit from Texas Instruments visit the product folder on the TI Web site at http www ti com product bq500414Q 22 bq500414Q bqTESLA Wireless Power TX EVM SLVUA40A Mar...

Страница 23: ...AX 16 2 Deleted the Input current value of MAX 1000 mA from Table 1 2 Changed Figure 1 and added Figure 2 and Figure 3 6 Changed R3 R22 R52 in the Table 2 8 NOTE Page numbers for previous revisions ma...

Страница 24: ...ause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio...

Страница 25: ...ing 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 repa...

Страница 26: ...essful communication This radio transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna imped...

Страница 27: ...ified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors current sens...

Страница 28: ...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 L...

Страница 29: ...sponsible 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 inf...

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