SLUUCF7 April   2021 BQ25960

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 EVM Features
    2. 1.2 I/O Descriptions
  3. 2Test Summary
    1. 2.1 Equipment
    2. 2.2 Equipment Setup
    3. 2.3 Software Setup
    4. 2.4 Test Procedure
      1. 2.4.1 Initial Settings
      2. 2.4.2 Communication Verification
      3. 2.4.3 Switched Cap Mode Charge Verification
      4. 2.4.4 Bypass Mode Charge Verification
      5. 2.4.5 Dual BQ25960 Operation
      6. 2.4.6 BQ25611D Charge Verification
  4. 3PCB Layout Guidelines
  5. 4Board Layout, Schematic, and Bill of Materials
    1. 4.1 Board Layout
    2. 4.2 Schematic
    3. 4.3 Bill of Materials

4.3 Bill of Materials

Table 4-1 Bill of Materials
Designator Quantity Value Description PackageReference PartNumber Manufacturer
!PCB1 1 Printed Circuit Board BMS041 Any
C2, C13 2 10uF CAP, CERM, 10 uF, 50 V, +/- 10%, X5R, 1206 1206 C3216X5R1H106K160AB TDK
C3, C14 2 1000pF CAP, CERM, 1000 pF, 50 V, +/- 5%, C0G/NP0, 0402 0402 GRM1555C1H102JA01D MuRata
C4, C27, C44 3 1uF CAP, CERM, 1 uF, 35 V, +/- 10%, X5R, 0603 0603 GMK107BJ105KA-T Taiyo Yuden
C5, C6, C9, C17, C18, C25, C26, C30, C32, C33 10 22uF CAP, CERM, 22 uF, 16 V, +/- 20%, X5R, 0603 0603 GRM188R61C226ME01D MuRata
C19, C36 2 4.7uF CAP, CERM, 4.7 uF, 10 V, +/- 20%, X5R, 0402 0402 GRM155R61A475MEAAD MuRata
C20, C31 2 0.22uF CAP, CERM, 0.22 uF, 25 V, +/- 10%, X5R, AEC-Q200, 0402 0402 GRT155R61E224KE01D MuRata
C21, C37, C46 3 10uF CAP, CERM, 10 uF, 35 V, +/- 20%, X5R, 0603 0603 GRM188R6YA106MA73D Murata
C39 1 2.2uF CAP, CERM, 2.2 uF, 10 V, +/- 10%, X5R, 0402 0402 C1005X5R1A225K050BC TDK
C40 1 1uF CAP, CERM, 1 uF, 35 V, +/- 10%, X5R, 0402 0402 GRM155R6YA105KE11D MuRata
C41, C42, C47 3 10uF CAP, CERM, 10 uF, 25 V, +/- 10%, X5R, 0805 0805 C2012X5R1E106K125AB TDK
C43 1 0.047uF CAP, CERM, 0.047 uF, 25 V, +/- 10%, X7R, 0402 0402 GRM155R71E473KA88D MuRata
C45 1 4.7uF CAP, CERM, 4.7 uF, 16 V, +/- 10%, X5R, 0603 0603 GRM188R61C475KAAJD MuRata
D1, D3 2 12V Diode, Zener, 12 V, 300 mW, SOD-523 SOD-523 BZT52C12T-7 Diodes Inc.
D5 1 Green LED, Green, SMD 1.6x0.8x0.8mm LTST-C190GKT Lite-On
FID1, FID2, FID3, FID4, FID5, FID6 6 Fiducial mark. There is nothing to buy or mount. N/A N/A N/A
H1, H2, H3, H4 4 Bumpon, Hemisphere, 0.44 X 0.20, Clear Transparent Bumpon SJ-5303 (CLEAR) 3M
J1, J3, J4, J7 4 Conn Term Block, 2POS, 3.81mm, TH 2POS Terminal Block 1727010 Phoenix Contact
J2 1 Terminal Block, 5.08 mm, 4x1, Brass, TH 4x1 5.08 mm Terminal Block ED120/4DS On-Shore Technology
J5 1 Header (shrouded), 100mil, 5x2, High-Temperature, Gold, TH 5x2 Shrouded header N2510-6002-RB 3M
J6 1 Header (friction lock), 100mil, 4x1, R/A, TH 4x1 R/A Header 22/05/3041 Molex
J8 1 Connector, Receptacle, USB Type C, R/A Connector, Receptacle, USB Type C, R/A, THT/SMT 632723300011 Wurth Elektronik
JP1, JP2, JP4, JP5, JP6, JP7, JP8, JP10, JP11, JP12, JP13, JP14, JP15, JP16, JP19, JP20, JP21, JP22, JP23 19 Header, 100mil, 2x1, Tin, TH Header, 2 PIN, 100mil, Tin PEC02SAAN Sullins Connector Solutions
JP3, JP9, JP17, JP18 4 Header, 2.54 mm, 3x1, Tin, TH Header, 2.54 mm, 3x1, TH TSW-103-07-T-S Samtec
L1 1 1uH Inductor, 1 uH, 3.2 A, 0.028 ohm, SMD 2.5x2mm MPIM252010F1R0M-LF Microgate
LBL1 1 Thermal Transfer Printable Labels, 0.650" W x 0.200" H - 10,000 per roll PCB Label 0.650 x 0.200 inch THT-14-423-10 Brady
Q1, Q2, Q3, Q4 4 30V MOSFET, N-CH, 30 V, 60 A, DNH0008A (VSONP-8) DNH0008A CSD17581Q3A Texas Instruments
R4, R10 2 0 RES, 0, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06030000Z0EA Vishay-Dale
R5, R15 2 0.01 RES, 0.01, 1%, 1 W, 1206 1206 WSLP1206R0100FEA Vishay-Dale
R9, R21 2 100 RES, 100, 1%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW0402100RFKED Vishay-Dale
R11 1 1.00k RES, 1.00 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06031K00FKEA Vishay-Dale
R12 1 0.002 RES, 0.002, 1%, 1 W, 1206 1206 CSNL1206FT2L00 Stackpole Electronics Inc
R13, R14, R19, R20, R22, R23, R24, R25, R26, R27, R28, R30, R31, R33, R34 15 10k RES, 10 k, 5%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW040210K0JNED Vishay-Dale
R16 1 27k RES, 27 k, 5%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW040227K0JNED Vishay-Dale
R17 1 14.0k RES, 14.0 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW040214K0FKED Vishay-Dale
R18 1 18k RES, 18 k, 5%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW040218K0JNED Vishay-Dale
R35 1 2.21k RES, 2.21 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW04022K21FKED Vishay-Dale
R36 1 5.23k RES, 5.23 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW04025K23FKED Vishay-Dale
R37, R38 2 5.1k RES, 5.1 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06035K10JNEA Vishay-Dale
R39 1 30.1k RES, 30.1 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW040230K1FKED Vishay-Dale
R40 1 10.0k RES, 10.0 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW040210K0FKED Vishay-Dale
SH-JP1, SH-JP2, SH-JP3, SH-JP4, SH-JP5, SH-JP6, SH-JP7, SH-JP8, SH-JP9, SH-JP10, SH-JP11, SH-JP12, SH-JP13, SH-JP14, SH-JP15, SH-JP16, SH-JP17, SH-JP18, SH-JP19, SH-JP20, SH-JP21, SH-JP22, SH-JP23 23 1x2 Shunt, 100mil, Gold plated, Black Shunt SNT-100-BK-G Samtec
TP1, TP2, TP3, TP4, TP5, TP8, TP12, TP14, TP18, TP19, TP26, TP40, TP41, TP42 14 Test Point, Multipurpose, Red, TH Red Multipurpose Testpoint 5010 Keystone
TP6, TP7, TP9, TP10, TP11, TP13, TP15, TP16, TP17, TP20, TP21, TP22, TP23, TP24, TP25, TP27, TP28, TP29, TP30, TP31, TP32, TP33, TP34, TP43, TP44, TP45, TP46 27 Test Point, Multipurpose, White, TH White Multipurpose Testpoint 5012 Keystone
TP35, TP36, TP37, TP38 4 Test Point, Compact, SMT Testpoint_Keystone_Compact 5016 Keystone
TP39 1 Test Point, Compact, Orange, TH Orange Compact Testpoint 5008 Keystone
U1, U2 2 6A Switched Cap Battery Charger with Integrated Protection, I2C Programmability and ADC DSBGA36 BQ25960YBG Texas Instruments
U3 1 150-mA, 30-V, Ultra-Low IQ, Wide Input Low-Dropout Regulator with Reverse Current Protection, DBV0005A (SOT-23-5) DBV0005A TPS70933DBVR Texas Instruments
U4 1 3A I2C Controlled 1-Cell Buck Battery Charger with USB Detection and 1.2A Boost Operation RTW0024P BQ25611DRTW Texas Instruments
C1, C12 0 1000pF CAP, CERM, 1000 pF, 50 V, +/- 1%, C0G/NP0, 0402 0402 GRM1555C1H102FA01D MuRata
C7, C8, C10, C11, C15, C16, C23, C24, C28, C29, C34, C35 0 22uF CAP, CERM, 22 uF, 16 V, +/- 20%, X5R, 0603 0603 GRM188R61C226ME01D MuRata
C22, C38 0 0.1uF CAP, CERM, 0.1 uF, 35 V, +/- 10%, X5R, 0402 0402 GMK105BJ104KV-F Taiyo Yuden
D2, D4 0 40V Diode, Schottky, 40 V, 0.38 A, SOD-523 SOD-523 ZLLS350TA Diodes Inc.
R1, R2, R6, R7 0 0 RES, 0, 5%, 0.333 W, AEC-Q200 Grade 0, 0805 0805 CRCW08050000Z0EAHP Vishay-Dale
R3, R8 0 100k RES, 100 k, 1%, 0.0625 W, 0402 0402 RC0402FR-07100KL Yageo America
R29, R32 0 0 RES, 0, 5%, 0.25 W, AEC-Q200 Grade 0, 1206 1206 CRCW12060000Z0EA Vishay-Dale