SLUUC37C july   2019  – august 2023 BQ75614-Q1 , BQ79616 , BQ79616-Q1 , BQ79656-Q1

 

  1.   1
  2.   BQ79616-Q1 and BQ75614-Q1 Evaluation Modules
  3.   Trademarks
  4.   General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines
  5. 1 General Description
    1. 1.1 Key Features
    2. 1.2 Key Electrical Parameters
  6. 2 Theory of Operation - Stackable BQ79616EVM
    1. 2.1 Single Board
    2. 2.2 Stacked Systems
    3. 2.3 Configuring the BQ79616-Q1 EVM to be used for Lower Cell Count Applications
  7. 3 Theory of Operation - Standalone BQ75614EVM
  8. 4 Connectors
    1. 4.1 Primary Input and Output Connectors
      1. 4.1.1 Jumper Placements
      2. 4.1.2 Battery Connector
      3. 4.1.3 Host Interface
      4. 4.1.4 GPIO or Thermistor Inputs
      5. 4.1.5 High-Side and Low-Side Communications
  9. 5 Quick Start Guide
    1. 5.1 Required Devices for using the Example Code
    2. 5.2 Power Connections
      1. 5.2.1 On-Board Resistor Ladder - Power Supply
      2. 5.2.2 Using Actual Battery Cells
    3. 5.3 Connecting the EVM to TMS570 LaunchPad
    4. 5.4 Stacking BQ79616EVMs
    5. 5.5 Software
    6. 5.6 GUI
      1. 5.6.1 GUI UART Connection
  10. 6 Physical Dimensions
    1. 6.1 Board Dimensions
    2. 6.2 Board Mounting
  11. 7 BQ79616EVM Schematic, Assembly, Layout, and BOM
    1. 7.1 Schematic
    2. 7.2 Assembly
    3. 7.3 Layout
    4. 7.4 BQ79616EVM-021 Bill of Materials (BOM)
  12. 8 BQ75614EVM Schematic, Assembly, Layout, and BOM
    1. 8.1 Schematic
    2. 8.2 Assembly
    3. 8.3 Layout
    4. 8.4 BQ75614EVM Bill of Materials (BOM)
  13. 9 BQ79656EVM Schematic, Assembly, Layout, and BOM
    1. 9.1 Schematic
    2. 9.2 Assembly
    3. 9.3 Layout
    4. 9.4 BQ79656EVM Bill of Materials (BOM)
  14. 10Revision History

9.4 BQ79656EVM Bill of Materials (BOM)

Table 9-1 BQ79656EVM BOM
Designator Qty Value Description Package Reference Part Number Manufacturer Alternate Part Number(1) Alternate Manufacturer
!PCB1 1 Printed Circuit Board BMS021 Any
C1 1 Multilayer Ceramic Capacitors MLCC - SMD/SMT 1206 0.22uF 100volts X7R +/-10% 1206 GCM31MR72A224KA37L Murata
C2, C6, C8, C9 4 CAP CER 0603 1UF 10 V X7R 10% 0603 (1608 Metric) C0603C105K8RACAUTO KEMET
C3, C4, C57, C58, C59 5 0.1uF CAP, CERM, 0.1 uF, 10 V, +/- 10%, X7R, AEC-Q200 Grade 1, 0402 0402 GCM155R71A104KA55D MuRata
C5 1 0.01uF CAP, CERM, 0.01 µF, 100 V,+/- 10%, X7R, AEC-Q200 Grade 1, 0603 0603 GCM188R72A103KA37J MuRata
C7 1 4.7uF CAP, CERM, 4.7 uF, 10 V, +/- 20%, X7R, 0805 0805 C2012X7R1A475M125AC TDK
C10, C11, C23, C24, C25, C26, C27, C28, C29, C30, C31, C32, C33, C34, C35, C36, C37, C38, C39, C40, C41, C42, C43, C44, C45, C46, C47, C48, C49, C50, C51, C52, C53, C54, C55, C56 36 0.47uF CAP, CERM, 0.47 uF, 16 V, +/- 10%, X7R, AEC-Q200 Grade 1, 0603 0603 GCM188R71C474KA55D MuRata
C12, C60 2 1uF CAP, CERM, 1 uF, 16 V, +/- 10%, X7R, AEC-Q200 Grade 1, 0603 0603 GCM188R71C105KA64D MuRata
C13, C14 2 100 pF CAP, CERM, 100 pF, 50 V,+/- 5%, C0G/NP0, AEC-Q200 Grade 1, 0603 0603 GCM1885C1H101JA16J MuRata
C15, C16, C17, C18 4 220 pF CAP, CERM, 220 pF, 50 V,+/- 5%, X7R, 0603 0603 CL10B221JB8NNNC Samsung Electro-Mechanics
C19, C20, C21, C22 4 2200 pF CAP, CERM, 2200 pF, 2000 V,+/- 10%, X7R, AEC-Q200 Grade 1, 1206 1206 1206J2K00222KXR Knowles Capacitors
D1 1 Green LED, Green, SMD LED_0805 LTST-C170KGKT Lite-On
D2, D3, D5 3 24 V Diode, TVS, Bi, 24 V, 70 Vc, AEC-Q101, SOT-23 SOT-23 PESD1CAN,215 NXP Semiconductor
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 Machine Screw, Round, #4-40 x 1/4, Nylon, Philips panhead Screw NY PMS 440 0025 PH B&F Fastener Supply
H5, H6, H7, H8 4 Standoff, Hex, 0.5"L #4-40 Nylon Standoff 1902C Keystone
H9 1 CONN HOUSING 22POS .100 W / LATCH 50-57-9422 Molex
H11, H12 2 Rectangular Housing Connector, 4 Pos, 2.54mm 50-57-9404 Molex
J1, J2, J5, J6, J18, J21 6 Header, 2.54mm, 1x2, Tin, Black, TH Header, 2.54mm, 2x1, TH PEC01DAAN Sullins Connector Solutions
J3 1 Header, 0.5mm, 6x1, R/A, Gold, TH Header, 0.5mm, 6x1, R/A, TH 22-12-4062 Molex
J4 1 Header, 2.54 mm, 8x2, Tin, Vertical, TH Header, 2.54 mm, 8x2, TH PEC08DAAN Sullins Connector Solutions
J7, J8, J9 3 Header, 100mil, 6x1, Tin, TH TH, 6-Leads, Body 608x100mil, Pitch 100mil PEC06SAAN Sullins Connector Solutions
J10, J11 2 Header(shrouded), 2.54mm, 4x1, R/A, Gold, TH Header(shrouded), 2.54mm, 4x1, R/A, TH 70551-0038 Molex
J12, J13, J14, J16 4 Header, 100mil, 2x1, Tin, TH Header, 2 PIN, 100mil, Tin PEC02SAAN Sullins Connector Solutions
J15 1 Connector Header Through Hole, Right Angle 22 position 0.100" (2.54mm) HDR22 705550056 Molex
J17 1 CONN HEADER 10POS .100 DL R/A AU HDR10 TSW-105-08-L-D-RA Samtec
J19, J20 2 Header, 100mil, 3x1, Tin, TH Header, 3 PIN, 100mil, Tin PEC03SAAN Sullins Connector Solutions
L1, L2 2 470uH Coupled inductor, 470 uH, 0.4 A, 0.35 ohm, SMD 5x3.3mm 744242471 Wurth Elektronik
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 1 150 V Transistor, NPN, 150 V, 1 A, AEC-Q101, DPAK DPAK ZXTN4004KTC Diodes Inc.
R2, R120, R123 3 100k RES, 100 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW0603100KJNEA Vishay-Dale
R3 1 100 RES, 100, 1%, 0.75 W, AEC-Q200 Grade 0, 2010 2010 CRCW2010100RFKEF Vishay-Dale
R4 1 200 RES, 200, 1%, 0.75 W, AEC-Q200 Grade 0, 2010 2010 CRCW2010200RFKEF Vishay-Dale
R5 1 30.0 RES, 30.0, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 ERJ-3EKF30R0V Panasonic
R7, R8, R11, R14, R15, R16, R18, R19 8 10.0k RES, 10.0 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060310K0FKEA Vishay-Dale
R9, R12 2 402 RES, 402, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW0603402RFKEA Vishay-Dale
R29, R30, R31, R32, R33, R34, R35, R36, R37, R42, R43, R44, R45, R46, R47, R48 16 100 RES, 100, 1%, 1 W, AEC-Q200 Grade 0, 2512 2512 CRCW2512100RFKEG Vishay-Dale
R39 1 0.1 RES, 0.1, 5%, 0.1 W, 0603 0603 CRL0603-JW-R100ELF Bourns
R40, R49 2 0 RES, 0, 5%, 0.25 W, AEC-Q200 Grade 0, 1206 1206 ERJ-8GEY0R00V Panasonic
R50, R51, R52, R53, R54, R55, R56, R57, R68, R69, R70, R71, R72, R73, R74, R75, R76, R77, R78, R79 20 0 RES, 0, 5%, 0.333 W, AEC-Q200 Grade 0, 0805 0805 CRCW08050000Z0EAHP Vishay-Dale
R58, R61, R64, R67 4 0 RES, 0, 5%, 0.1 W, 0603 0603 RC0603JR-070RL Yageo
R59, R60, R65, R66 4 51 RES, 51, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060351R0JNEA Vishay-Dale
R62, R63 2 1.00k RES, 1.00 k, 1%, 0.1 W, 0603 0603 ERJ-3EKF1001V Panasonic
R80, R81, R84, R85, R89, R90, R93, R94, R97, R98, R101, R102, R105, R106, R109, R110, R113 17 100 RES, 100, 0.1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 ERA-3AEB101V Panasonic
R82, R83, R86, R87, R91, R92, R95, R96, R99, R100, R103, R104, R107, R108, R111, R112, R114 17 10.0 RES, 10.0, 1%, 0.75 W, AEC-Q200 Grade 0, 1210 1210 CRCW121010R0FKEAHP Vishay-Dale
R88 1 0 RES, 0, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06030000Z0EA Vishay-Dale
R119 1 100 RES, 100, 5%, 0.25 W, AEC-Q200 Grade 0, 0603 0603 ESR03EZPJ101 Rohm
R121, R128 2 1.0k RES, 1.0 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06031K00JNEA Vishay-Dale
RT1, RT2, RT3, RT4, RT5, RT6, RT7, RT8 8 10k Thermistor NTC, 10k ohm, 2%, 0603 0603 ERT-J1VG103GA Panasonic
S1, S2 2 Switch, SPST 8Pos, Rocker, TH 9.65X8X22.4mm 76SB08ST Grayhill
SH1, SH2, SH3, SH4, SH5, SH6, SH7, SH8 8 Shunt, 100mil, Gold plated, Black Shunt 2 pos. 100 mil 881545-2 TE Connectivity
TP1, TP2, TP3, TP4, TP5, TP6, TP7, TP8, TP9, TP10, TP11, TP12, TP16, TP17, TP18, TP19, TP21, TP22, TP23, TP24, TP25, TP26, TP27, TP28, TP29, TP30, TP31, TP32, TP33, TP34, TP35, TP36, TP42, TP43, TP44 35 Test Point, Multipurpose, White, TH White Multipurpose Testpoint 5012 Keystone
TP13, TP14, TP15 3 Terminal, Turret, TH, Triple Keystone1598-2 1598-2 Keystone
TP20, TP38, TP39 3 Test Point, Multipurpose, Black, TH Black Multipurpose Testpoint 5011 Keystone
TP37, TP40 2 Test Point, Multipurpose, Red, TH Red Multipurpose Testpoint 5010 Keystone
U1 1 14S or 16S Standalone Precision Automotive Battery Monitor, Balancer and Integrated Current Sense with up to SafeTITM-26262 ASIL-D ASIL-D Compliance HTQPF64 BQ79656PAPQ1 Texas Instruments
U2 1 Automotive, Low-power, Quad-Channel 2/2 Digital Isolator, DW0016B (SOIC-16) DW0016B ISO7342CQDWRQ1 Texas Instruments ISO7342CQDWQ1 Texas Instruments
C61, C62 0 0.01uF CAP, CERM, 0.01 uF, 50 V, +/- 10%, X7R, 0603 0603 CL10B103KB8NCNC Samsung Electro-Mechanics
D4 0 75 V Diode, TVS, Uni, 75 V, 121 Vc, 400 W, 3.3 A, SMA SMA SMAJ75A Littelfuse
Q2 0 80 V Transistor, NPN, 80 V, 1 A, AEC-Q101, SOT-223 SOT-223 BCP56T1G ON Semiconductor
R10, R13, R17, R122 0 0 RES, 0, 5%, 0.25 W, AEC-Q200 Grade 0, 1206 1206 ERJ-8GEY0R00V Panasonic
R20 0 100k RES, 100 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW0603100KJNEA Vishay-Dale
R21, R22, R23, R24, R25, R26, R27, R28, R38, R41 0 0 RES, 0, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06030000Z0EA Vishay-Dale
R115, R116, R117, R118 0 499 RES, 499, 1%, 0.1 W, 0603 0603 RC0603FR-07499RL Yageo
T1, T2 0 BMS TRANSFORMER SMT_TRANSFORMER_8MM89_10MM09 HMU1228NL Pulse
(1) Unless otherwise noted in the Alternate PartNumber and/or Alternate Manufacturer columns, all parts can be substituted with equivalents.