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Layout and Bill of Materials

9.5

Bill of Materials

Table 3

lists the BOM for the bq51221EVM-520.

Table 3. bq51221EVM-520 Rev. B Bill of Materials

RefDes

Qty

Value

Description

Package Reference

Part No.

Manufacturer

0.1uF

CAP, CERM, 0.1uF, 50V, ±10%, X7R, 0603

603

C0603C104K5RACTU

Kemet

0.056uF

CAP, CERM, 0.056uF, 50V, ±10%, X7R, 0603

603

GRM188R71H563KA93D

Murata

0.082uF

CAP, CERM, 0.082uF, 50V, ±10%, X7R, 0603

603

GRM188R71H823KA93D

Murata

2700pF

CAP, CERM, 2700pF, 50V, ±10%, X7R, 0603

603

GRM188R71H272KA01D

Murata

100pF

CAP, CERM, 100pF, 50V, ±10%, X7R, 0402

402

CC0402KRX7R9BB101

Yageo America

0.1uF

CAP, CERM, 0.1uF, 50V, ±10%, X7R, 0402

402

C1005X7R1H104K050BB

TDK

3.3uF

CAP, CERM, 3.3uF, 25V, ±10%, X5R, 0603

603

C1608X5R1E335K080AC

TDK

C8, C13

0.082uF

CAP, CERM, 0.082uF, 25V, ±10%, X7R, 0603

603

GRM188R71E823KA01D

Murata

C9, C12

0.47uF

CAP, CERM, 0.47uF, 25V, ±10%, X5R, 0603

603

GRM188R61E474KA12D

Murata

C10, C11

0.015uF

CAP, CERM, 0.015uF, 50V, ±10%, X7R, 0402

402

GRM155R71H153KA12D

Murata

C14, C15

10uF

CAP, CERM, 10uF, 25V, ±10%, X5R, 0805

805

C2012X5R1E106K125AB

TDK

C16, C19

0.1uF

CAP, CERM, 0.1uF, 50V, ±10%, X7R, 0603

603

GCM188R71H104KA57B

Murata

C17

1uF

CAP, CERM, 1uF, 50V, ±10%, X7R, 0805

805

GRM21BR71H105KA12L

Murata

C18

0.1uF

CAP, CERM, 0.1uF, 16V, ±10%, X7R, 0402

402

GRM155R71C104KA88D

Murata

C20

1uF

CAP, CERM, 1uF, 25V, ±10%, X7R, 0603

603

GRM188R71E105KA12D

Murata

C21

2.2uF

CAP, CERM, 2.2uF, 16V, ±10%, X5R, 0603

603

GRM188R61C225KE15D

Murata

C22

100pF

CAP, CERM, 100pF, 50V, ±10%, X7R, 0402

402

CC0402KRX7R9BB101

Yageo America

Green

LED, Green, SMD

1.6x0.8x0.8mm

LTST-C190GKT

Lite-On

Tape segment, Low Static Polyimide Film. Cut tape section from 36

1.5" x 2.3"

5419-1 1/2"

yard roll

Case Modified Polycase LP-11B with 4 screws

J-6838A

Polycase

Coil, RX with Attractor—See Coil Design section

760308102210

Wurth

H4–H7

#4 x 3/8" pan head phillips screw

#4 x 3/8"

PSMS 004 0038 PH

B&F Fastener

H8–H11

Spacer, 0.100" Thk x 0.25" OD x 0.147" ID

0.1" THK

905-100

Bivar

Receptacle, Micro-USB-B, Right Angle, SMD

Micro USB receptacle

105017-0001

Molex

Connector, 100mil Shrouded, High-Temperature, Gold, TH

5x2 Shrouded header

N2510-6002-RB

J3, J4

Header, 100mil, 2x1, Tin plated, TH

Header, 2 PIN, 100mil, Tin

PEC02SAAN

Sullins Connector
Solutions

JP1, JP2

Header, 100mil, 3x1, Tin plated, TH

Header, 3 PIN, 100mil, Tin

PEC03SAAN

Sullins Connector
Solutions

LBL1, LBL2

Thermal Transfer Printable Labels, 0.650" W x 0.200" H - 10,000 per

PCB Label 0.650"H x 0.200"W

THT-14-423-10

Brady

roll

-20V

MOSFET, P-CH, -20V, -1.2A, 2x3 DSBGA

2x3 DSBGA

CSD75301W1015

Texas Instruments

56.2k

RES, 56.2k ohm, 1%, 0.063W, 0402

402

CRCW040256K2FKED

Vishay-Dale

150

RES, 150 ohm, 5%, 0.063W, 0402

402

CRCW0402150RJNED

Vishay-Dale

SLUUAX6B – February 2014 – Revised June 2014

Dual Mode (WPC and PMA) Integrated Wireless Receiver Power Supply

Submit Documentation Feedback

Содержание bq51221EVM-520

Страница 1: ... the development of their end applications Contents 1 Introduction 3 2 Considerations with this EVM 3 3 Modifications 4 4 Recommended Operation Condition 4 5 Equipment and EVM Setup 5 5 1 Schematic 5 5 2 Connector and Test Point Descriptions 6 5 3 Jumpers Switches 6 5 4 Test Point Descriptions 7 5 5 Pin Description of the IC 7 6 Test Procedure 8 6 1 Definition 8 6 2 Recommended Test Equipment 8 6 ...

Страница 2: ...Load 16 10 Dual Mode Coil Example 17 11 bq51221EVM 520 Layout Example 19 12 bq51221EVM 520 Top Assembly 20 13 bq51221EVM 520 Layer 1 20 14 bq51221EVM 520 Layer 2 21 15 bq51221EVM 520 Layer 3 21 16 bq51221EVM 520 Layer 4 22 List of Tables 1 bq51221EVM 520 Electrical Performance Specifications 4 2 Pin Description 7 3 bq51221EVM 520 Rev B Bill of Materials 23 2 Dual Mode WPC and PMA Integrated Wirele...

Страница 3: ...aps between them to control the operation point Each PMA receiver will have a unique PMA RXID transmitted in the RXID message Note that the first build of these EVMs do not have RX ID implemented 2 Considerations with this EVM The bq51221EVM 520 evaluation module PWR520 001 demonstrates the receiver portion of the wireless power system This receiver EVM is a complete receiver side solution that pr...

Страница 4: ...1221EVM 520 Electrical Performance Specifications Parameter Test Condition MIN TYP MAX Unit Vrect Rect voltage range 4 10 V IAD_EN_sink Sink current 1 mA IIN Input current range 1 5 A IOUT Output current range Current limit programming range 1 5 A VOUT REG Programmable Output Voltage 1 POUT 5 W 4 5 8 V Fs Switching Frequency WPC 110 205 kHz PMA 235 275 TJ Junction Temperature 125 C 1 The output vo...

Страница 5: ...RB1 GND GND 0 1µF C18 150 R2 FOD TP5 1 2 3 JP1 110 R4 TP4 ADJ TS GND ILIM FIX RECT 56 2k R1 1 2 J3 1 2 J4 1 2 3 JP2 GND CM_ILIM High Low CM_ILIM GND GND 0 1µF C16 TP3 GND GND 0 1µF C6 OUT GND GND AD_EN Rect 1µF C17 GND GND GND Out ILIM FOD AC1 AC2 Orange D2 DNP Green D1 DNP 1 2 3 4 5 6 7 8 9 10 11 J1 1 2 3 4 5 6 7 8 9 10 J2 GND A2 A1 B2 C2 C1 B1 Q1 CSD75301W1015 500 Ohm R6 5k ohm R5 DNP OUT AD GND...

Страница 6: ...turn J5 TS and Return Connector External connection for temperature sense resistor see the bq51221 data sheet SLUSBS9 for additional information Not populated in this spin 5 3 Jumpers Switches The control jumpers and switches are described in the following paragraphs JP1 ILIM Fix or ADJ Max output current is set by ILIM pin In the FIX position the current is set to a fixed value of R4 In the ADJ p...

Страница 7: ...the IC TP5 FOD Input for rectified power measurement for Foreign Object Detection feature in WPC pin F2 of the IC FOD pin for the bq51221 5 5 Pin Description of the IC Table 2 Pin Description Pin Number WCSP bq5122x A1 A2 A3 A4 A5 A6 PGND B1 B2 B3 AC1 B4 B5 B6 AC2 C1 BOOT1 C2 C3 C4 C5 RECT C6 BOOT2 D1 D2 D3 D4 D5 D6 OUT E1 CLAMP1 E2 AD E3 AD_EN E4 SCL E5 VIREC E6 CLAMP2 F1 COMM1 F2 FOD F3 LPRB_EN ...

Страница 8: ...lowing equipment is needed to complete this test procedure Power Supplies Power Supply 1 PS 1 capable of supplying 19 V at 1 A is required power plug to supply the PMA transmitter An adapter usually included on the PMA TX module Loads A resistive load or electronic load that can be set to 5 Ω 1000 mA 10 Ω 500 mA and 5 kΩ 1 mA power rating should be 5 W Meters Two DC voltmeters and two DC ammeters ...

Страница 9: ...r power supply 19 V Transmitter Verify LED D2 is ON UUT Adjust load current to 1000 mA 50 mA Put the receiver EVM on the Transmitter coil and align them correctly After 5 seconds verify that Transmitter Status LED D5 should be green flashing 1 sec You should hear a beep from the transmitter Transmitter LED D2 still ON Receiver LED D1 is ON UUT Verify that Vout is 4 9 V to 5 1 V Between J3 and J4 U...

Страница 10: ... ON UUT Verify that Vout is 4 9 V to 5 2 V Between J3 and J4 UUT Verify that rectified voltage should be 6 6 V to 8 6 V between TP3 and GND Note a modulation signal is present on this voltage every 250 ms and may cause fluctuation in the reading use lower value or base line 6 4 6 Efficiency Test 1 mA Load Verify that input current to TX is less than 80 mA with input voltage at 19 VDC Turn OFF Tran...

Страница 11: ... with 18 V or with the PMA power adapter Connect the output of RX to a battery charger bq24250EVM 150 to charge a battery Set the VBAT to 3 8 V Set the charger current to 1 2 A Set input current limit from the charger to 1 A Monitor the IOUT and VOUT from the RX after putting the receiver EVM on the transmitter coil and align them correctly Figure 2 shows the VOUT and IOUT from the RX as the batte...

Страница 12: ...o full charge state and connect system load to system output of the charger Then put the receiver EVM on the transmitter coil and align them correctly Provide a load step from no load high impedance to 1000 mA on the system load Monitor on side RX load current rectifier voltage and output voltage as shown in Figure 3 Figure 3 Load Step PMA with VIN_DPM 12 Dual Mode WPC and PMA Integrated Wireless ...

Страница 13: ...ansmitter coil and align them correctly Provide a load step from no load high impedance 1000 mA if using current source load Monitor on side RX Rectifier voltage and output voltage as shown in Figure 4 Figure 4 Load Step WPC 13 SLUUAX6B February 2014 Revised June 2014 Dual Mode WPC and PMA Integrated Wireless Receiver Power Supply Submit Documentation Feedback Copyright 2014 Texas Instruments Inco...

Страница 14: ...he transmitter coil and align them correctly Drive the TS pin high 2 V using external power supply Monitor the TS pin PMA signal If a test fixture is used to see End of Charge WPG and output voltage as shown in Figure 5 Figure 5 TS Control Function 14 Dual Mode WPC and PMA Integrated Wireless Receiver Power Supply SLUUAX6B February 2014 Revised June 2014 Submit Documentation Feedback Copyright 201...

Страница 15: ...ransmitters Figure 6 System Efficiency versus Output Current 7 5 AD Insertion and Removal The plot shown in Figure 7 illustrates the behavior of the bq51221 when the AD is inserted while the EVM is on the transmitter pad There is a 36 ms off time during the transition between wireless power and wired power modes Figure 7 AD Insertion and Removal 15 SLUUAX6B February 2014 Revised June 2014 Dual Mod...

Страница 16: ...The peak temperature of the IC 39 C in WPC and 37 C in PMA is well below the maximum recommended operating condition listed in the data sheet Figure 8 Thermal Image in WPC Transmitter 1000 mA Load Figure 9 Thermal Image in PMA Transmitter 1000 mA Load 16 Dual Mode WPC and PMA Integrated Wireless Receiver Power Supply SLUUAX6B February 2014 Revised June 2014 Submit Documentation Feedback Copyright ...

Страница 17: ...t can trigger the Hall Effect Sensor and create enough interference on the digital pinging on the PMA transmitters The implementation is vendor specific and may rely on the magnetic material used for alignment aid the shielding or any other material designers select The alignment aid ferrite should have no more than 2 mm distance from charged device outer surface The recommended shielding ferrite ...

Страница 18: ...ents The dissipation of heat path is important Adding internal layers increases the thermal performance Multiple vias in the PGND pulls of the IC is recommended to decrease the thermal resistance in the board and allow much easier thermal dissipation through inner layer and power ground layers The via interconnect is important and must be optimized near the power pad of the IC and the GND 2 oz cop...

Страница 19: ...1 µF It is always good practice to place high frequency bypass capacitors next to RECT and OUT of 0 1 μF Figure 11 illustrates an example of a WCSP layout Figure 11 bq51221EVM 520 Layout Example 19 SLUUAX6B February 2014 Revised June 2014 Dual Mode WPC and PMA Integrated Wireless Receiver Power Supply Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Страница 20: ...llustrate the bq51221EVM 520 layout views Figure 12 bq51221EVM 520 Top Assembly Figure 13 bq51221EVM 520 Layer 1 20 Dual Mode WPC and PMA Integrated Wireless Receiver Power Supply SLUUAX6B February 2014 Revised June 2014 Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Страница 21: ...re 14 bq51221EVM 520 Layer 2 Figure 15 bq51221EVM 520 Layer 3 21 SLUUAX6B February 2014 Revised June 2014 Dual Mode WPC and PMA Integrated Wireless Receiver Power Supply Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Страница 22: ...s www ti com Figure 16 bq51221EVM 520 Layer 4 22 Dual Mode WPC and PMA Integrated Wireless Receiver Power Supply SLUUAX6B February 2014 Revised June 2014 Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Страница 23: ...12D Murata C21 1 2 2uF CAP CERM 2 2uF 16V 10 X5R 0603 603 GRM188R61C225KE15D Murata C22 0 100pF CAP CERM 100pF 50V 10 X7R 0402 402 CC0402KRX7R9BB101 Yageo America D3 1 Green LED Green SMD 1 6x0 8x0 8mm LTST C190GKT Lite On H1 1 Tape segment Low Static Polyimide Film Cut tape section from 36 1 5 x 2 3 5419 1 1 2 3M yard roll H2 1 Case Modified Polycase LP 11B with 4 screws J 6838A Polycase H3 1 Coi...

Страница 24: ... 1W 0603 603 CRCW060327K0JNEA Vishay Dale SH JP1 SH JP2 2 1x2 Shunt 100mil Gold plated Black Shunt 969102 0000 DA 3M TP TP5 3 White Test Point TH Miniature White Keystone5002 5002 Keystone U1 1 DUAL MODE Qi and PMA INTEGRATED WIRELESS RECEIVER YFP0042AWCG bq51221YFP Texas Instruments POWER SUPPLY YFP0042AWCG D1 0 Green LED Green SMD 1 6x0 8x0 8mm LTST C190GKT Lite On D2 0 Orange LED Orange SMD 1 6...

Страница 25: ...rch 2014 to B Revision Page Added information in the abstract including the bq51021 IC as a device that can be evaluated with this EVM 1 25 SLUUAX6B February 2014 Revised June 2014 Revision History Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Страница 26: ...ndling and use of EVMs and if applicable compliance in all respects with such laws and regulations 10 User has sole responsibility to ensure the safety of any activities to be conducted by it and its employees affiliates contractors or designees with respect to handling and using EVMs Further user is responsible to ensure that any interfaces electronic and or mechanical between EVMs and any human ...

Страница 27: ...This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at its own expense FCC Interference Statement ...

Страница 28: ...érieur au gain maximal indiqué sont strictement interdits pour l exploitation de l émetteur Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2014 Texas Instruments Incorporated spacer Important Notice for Users of EVMs Considered Radio Frequency Products in Japan EVMs entering Japan are NOT certified by TI as conforming to Technical Regulations of Radio Law of ...

Страница 29: ...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...

Страница 30: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments BQ51221EVM 520 ...

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