SLUUCC3 february   2021 BQ79631-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4.   General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines
  5. 1General Description
    1. 1.1 Key Features
      1. 1.1.1 Key Electrical Parameters
  6. 2Theory of Operation
    1. 2.1 Single Board
    2. 2.2 Stacked Systems
  7. 3Connectors
    1. 3.1 Powering the BQ79631EVM
    2. 3.2 Primary Input and Output Connectors
      1. 3.2.1 Jumper Placements
      2. 3.2.2 Host Interface
      3. 3.2.3 High-Side and Low-Side Communications
    3. 3.3 High Voltage Networks
      1. 3.3.1 High Voltage Safety Considerations
      2. 3.3.2 High Voltage Connections
      3. 3.3.3 High Voltage Alternatives
      4. 3.3.4 Switches
      5. 3.3.5 Buffers
      6. 3.3.6 Insulation Detection Network
    4. 3.4 Current Sense
      1. 3.4.1 SRP/SRN
      2. 3.4.2 VCSamp_Out
    5. 3.5 GPIO Connections
  8. 4Quick Start Guide
    1. 4.1 Launch Pad Connection and Example Code
      1. 4.1.1 Required Devices for Using the Example Code
      2. 4.1.2 Power Connections
      3. 4.1.3 Connecting the EVM to the TMS570 LaunchPad
      4. 4.1.4 Software
    2. 4.2 USB2ANY Connection with GUI
      1. 4.2.1 GUI
      2. 4.2.2 GUI UART Connection
  9. 5Physical Dimensions
    1. 5.1 Board Dimensions
  10. 6BQ79631-Q1 EVM Schematic, Assembly, Layout, and BOM
    1. 6.1 Schematics
    2. 6.2 Layout
    3. 6.3 Bill of Materials

6.3 Bill of Materials

The following table details the EVM bill of materials.

Designator QTY Value Description Package Reference Part Number Manufacturer Alternate Part Number Alternate Manufacturer
!PCB1 1 Printed Circuit Board BMS039 Any
C1, C7, C10, C54, C55, C56 6 0.1uF CAP, CERM, 0.1 µF, 16 V,±10%, X7R, 0603 0603 CL10B104KO8WPNC Samsung Electro-Mechanics
C8, C11 2 10uF CAP, CERM, 10 uF, 16 V, ±10%, X7S, AEC-Q200 Grade 1, 0805 0805 CGA4J1X7S1C106K125AC TDK
C9, C24, C57, C61, C63, C64 6 CAP CER 0603 1UF 10 V X7R 10% 0603 (1608 Metric) C0603C105K8RACAUTO KEMET
C16, C17, C18, C19 4 220 pF CAP, CERM, 220 pF, 50 V, ±5%, X7R, 0603 0603 CL10B221JB8NNNC Samsung Electro-Mechanics
C20, C21, C22, C23 4 2200 pF CAP, CERM, 2200 pF, 2000 V, ±10%, X7R, AEC-Q200 Grade 1, 1206 1206 1206J2K00222KXR Knowles Capacitors
C25, C26, C27, C32, C51, C53, C58, C59, C65, C66 10 0.1uF CAP, CERM, 0.1 uF, 10 V, ±10%, X7R, AEC-Q200 Grade 1, 0402 0402 GCM155R71A104KA55D MuRata
C33 1 1uF CAP, CERM, 1 µF, 16 V, ±10%, X7R, AEC-Q200 Grade 1, 0603 0603 CL10B105KO8VPNC Samsung Electro-Mechanics
C60, C67 2 0.01uF CAP, CERM, 0.01 uF, 50 V, ±10%, X7R, 0603 0603 CL10B103KB8NCNC Samsung Electro-Mechanics
C62 1 4.7uF CAP, CERM, 4.7 uF, 10 V, ±20%, X7R, 0805 0805 C2012X7R1A475M125AC TDK
C68 1 0.47uF CAP, CERM, 0.47 uF, 16 V, ±10%, X7R, AEC-Q200 Grade 1, 0603 0603 GCM188R71C474KA55D MuRata
D1, D3 2 30 V Diode, Schottky, 30 V, 0.5 A, SOD-123 SOD-123 MBR0530T1G ON Semiconductor
D2 1 15 V Diode, Zener, 15 V, 500 mW, SOD-123 SOD-123 MMSZ5245B-7-F Diodes Inc.
D4, D5, D6, D7 4 DIODE ZENER 12 V 225MW SOT23-3 SOT23-3 SZBZX84C12LT3G On Semiconductor
D9, D10 2 5.1V Diode, Zener, 5.1 V, 300 mW, SOD-523 SOD-523 BZT52C5V1T-7 Diodes Inc.
D11, D12 2 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, H10 2 Rectangular Housing Connector, 4 Pos, 2.54mm 50-57-9404 Molex
J1, J2, J3, J7, J8, J15, J16, J17, J18, J19, J20, J21, J22, J24, J29, J30, J31, J32 18 Header, 2.54mm, 1x2, Tin, Black, TH Header, 2.54mm, 2x1, TH PEC01DAAN Sullins Connector Solutions
J4, J9, J12, J13, J23, J33, J34, J35, J36, J37 10 Header, 2.54mm, 3x1, Gold, SMT Header, 2.54mm, 3x1, SMT 87898-0304 Molex
J5 1 Header, 2.54mm, 5x1, Tin, TH Header, 2.54mm, 5x1, TH PEC05SAAN Sullins Connector Solutions
J6 1 Header, 100mil, 3x2, Tin, TH Header, 100mil, 3x2, TH 5-146254-3 TE Connectivity
J10 1 CONN HEADER 10POS .100 DL R/A AU HDR10 TSW-105-08-L-D-RA Samtec
J11 1 Header, 0.5mm, 6x1, R/A, Gold, TH Header, 0.5mm, 6x1, R/A, TH 22-12-4062 Molex
J25, J28 2 Header, 100mil, 2x1, Tin, TH Header, 2 PIN, 100mil, Tin PEC02SAAN Sullins Connector Solutions
J26, J27 2 Header(shrouded), 2.54mm, 4x1, R/A, Gold, TH Header(shrouded), 2.54mm, 4x1, R/A, TH 70551-0038 Molex
J38 1 Terminal Block, 5 mm, 2x1, R/A, TH Terminal Block, 5 mm, 2x1, R/A, TH 1792863 Phoenix Contact
J39, J40 2 Header, 100mil, 3x1, Tin, TH Header, 3 PIN, 100mil, Tin PEC03SAAN Sullins Connector Solutions
L1 1 1000 ohm Ferrite Bead, 1000 ohm @ 100 MHz, 0.2 A, 0402 0402 BLM15BD102SN1D MuRata
L3, L4 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, Q2, Q3, Q5, Q6, Q7 6 N-Channel 1000 V 2.2A (Tc) 90W (Tc) Surface Mount DPAK DPAK STD4NK100Z STMicroelectronics
Q4 1 40 V Transistor, NPN, 40 V, 0.2 A, SOT-523 SOT-523 MMBT3904T-7-F Diodes Inc.
Q9 1 Solid State SPST-NO (1 Form A) 16-SOIC (0.295", 7.50mm Width), 12 Leads SO-16 ASSR-601JV-000E Broadcom
Q10 1 50 V MOSFET, N-CH, 50 V, 0.22 A, SOT-23 SOT-23 BSS138 Fairchild Semiconductor None
R1, R3, R4, R5, R6, R7, R9, R10, R13, R14, R20, R21, R25, R27, R29, R30, R34, R36, R42, R43, R48, R51, R55, R57, R99, R100, R101, R102, R104, R105, R106, R107, R108, R109, R110, R111 36 330k RES, 330 k, 0.1%, 1 W, 1206 1206 TNPV1206330KBEEN Vishay Draloric
R2, R8, R32, R33, R44, R46, R117 7 124k RES, 124 k, 0.1%, 0.1 W, 0603 0603 RG1608P-1243-B-T5 Susumu Co Ltd
R12, R19, R31, R52, R53, R61, R62, R63, R64, R66, R75, R76, R77, R80, R81, R82, R83, R86, R87, R88, R89, R91, R92, R112, R114, R118, R119, R156, R166, R173 30 0 RES, 0, 0%, 0.2 W, AEC-Q200 Grade 0, 0402 0402 CRCW04020000Z0EDHP Vishay-Dale
R15, R16, R24, R69, R70, R71, R72, R78, R79, R115, R116 11 24.9k RES, 24.9 k, 0.1%, 0.1 W, 0603 0603 RG1608P-2492-B-T5 Susumu Co Ltd
R22 1 100 RES, 100, 0.1%, 0.1 W, 0603 0603 RG1608P-101-B-T5 Susumu Co Ltd
R26, R28 2 2.0k RES, 2.0 k, 5%, 0.125 W, AEC-Q200 Grade 0, 0805 0805 ERJ-6GEYJ202V Panasonic
R35 1 10.0 RES, 10.0, 1%, 0.25 W, AEC-Q200 Grade 0, 0603 0603 CRCW060310R0FKEAHP Vishay-Dale
R37, R38, R67, R68 4 13.5k RES, 13.5 k, 0.1%, 0.1 W, 0603 0603 RT0603BRD0713K5L Yageo America
R41 1 30.0 RES, 30.0, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 ERJ-3EKF30R0V Panasonic
R45, R47, R49, R50, R56, R162, R163 7 10.0k RES, 10.0 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060310K0FKEA Vishay-Dale
R59, R60, R84, R85, R90, R159 6 10.0k RES, 10.0 k, 0.1%, 0.1 W, 0603 0603 RG1608P-103-B-T5 Susumu Co Ltd
R95, R96, R97 3 100k RES, 100 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW0603100KJNEA Vishay-Dale
R98 1 100 RES, 100, 5%, 0.25 W, AEC-Q200 Grade 0, 0603 0603 ESR03EZPJ101 Rohm
R103 1 220 RES, 220, 5%, 0.125 W, AEC-Q200 Grade 0, 0805 0805 ERJ-6GEYJ221V Panasonic
R125 1 1.00k RES, 1.00 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW04021K00FKED Vishay-Dale
R128 1 10.0k RES, 10.0 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402 0402 CRCW040210K0FKED Vishay-Dale
R130, R133, R140, R143 4 51 RES, 51, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060351R0JNEA Vishay-Dale
R131, R132, R141, R142 4 0 RES, 0, 5%, 0.1 W, 0603 0603 RC0603JR-070RL Yageo
R136, R137 2 1.00k RES, 1.00 k, 1%, 0.1 W, 0603 0603 ERJ-3EKF1001V Panasonic
R144, R145, R146, R147, R148, R149, R150, R151, R152, R153, R154, R155 12 0 RES, 0, 5%, 0.333 W, AEC-Q200 Grade 0, 0805 0805 CRCW08050000Z0EAHP Vishay-Dale
R167, R171 2 Res Thin Film 0402 100K Ohm 0.1% 1/16W ±25ppm/°C Molded SMD SMD Punched Carrier T/R 0402 ERA-2AEB104X Panasonic
R168, R169, R170, R172 4 10.0k RES, 10.0 k, .1%, .0625 W, 0402 0402 RT0402BRD0710KL Yageo America
SH1, SH2, SH3, SH4, SH5, SH6, SH7, SH8, SH9, SH10, SH11, SH12, SH13, SH14, SH15, SH16, SH17 17 Shunt, 100mil, Gold plated, Black Shunt 2 pos. 100 mil 881545-2 TE Connectivity
T1 1 200uH Transformer, 200 uH, SMD 11.43x8.3mm 750316856 Wurth Elektronik
TP1, TP21, TP22, TP26, TP27, TP46, TP51, TP52, TP53, TP61 10 Terminal, Turret, TH, Double Keystone1593-2 1593-2 Keystone
TP2, TP3, TP6, TP7, TP42, TP62 6 Test Point, Miniature, Red, TH Red Miniature Testpoint 5000 Keystone
TP4, TP5, TP8, TP9, TP10, TP11 6 Test Point, Miniature, Black, TH Black Miniature Testpoint 5001 Keystone
TP12, TP13, TP14, TP15, TP16, TP17, TP18, TP24, TP25, TP28, TP29, TP30, TP31, TP32, TP33, TP34, TP35, TP36, TP37, TP38, TP39, TP40, TP41, TP44, TP47, TP48, TP49, TP50, TP54, TP55, TP56, TP57, TP58, TP59, TP60 35 Test Point, Miniature, White, TH White Miniature Testpoint 5002 Keystone
TP43, TP45 2 Test Point, Miniature, Orange, TH Orange Miniature Testpoint 5003 Keystone
U1 1 Transformer Driver PMIC SOT-23-6 SOT-23-6 SN6505BQDBVTQ1 Texas Instruments
U2 1 Single Output Automotive LDO, 50 mA, Fixed 3.3 V Output, 3 to 24 V Input, 5-pin SC70 (DCK), -40 to 125 degC, Green (RoHS & no Sb/Br) DCK0005A TPS71533QDCKRQ1 Texas Instruments
U4 1 Automotive, Low Power, Quad-Channel 2/2 Digital Isolator, DW0016B (SOIC-16) DW0016B ISO7342CQDWRQ1 Texas Instruments ISO7342CQDWQ1 Texas Instruments
U5 1 CMOS Quad Low-to-High Voltage Level Shifter, 3 to 18 V, -55 to 125 degC, 16-Pin SO (NS16), RoHS, Tape and Reel CD40109BNSR Texas Instruments
U6 1 Automotive Catalog Single Inverter, DBV0005A, LARGE T&R DBV0005A SN74LVC1G04QDBVRQ1 Texas Instruments Texas Instruments
U7 1 Low Power Quad Operational Amplifier, 14-pin Narrow SOIC Texas Instruments
U8 1 Automotive Catalog Dual Operational Amplifier, D0008A (SOIC-8) D0008A LM2904QDRQ1 Texas Instruments Texas Instruments
U9 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 BQ79631PAPRQ1 Texas Instruments
C2 0 10uF CAP, CERM, 10 uF, 16 V, ±10%, X7R, AEC-Q200 Grade 1, 1206_190 1206_190 CGA5L1X7R1C106K160AC TDK
C3, C4, C28, C29, C30, C31, C34, C35, C36, C37, C38, C39, C40, C41, C42, C43, C44, C45, C46, C47, C48, C49, C50, C52 0 0.1uF CAP, CERM, 0.1 µF, 16 V, ±10%, X7R, 0603 0603 CL10B104KO8WPNC Samsung Electro-Mechanics
C5, C6 0 10uF CAP, CERM, 10 uF, 16 V, ±10%, X7S, AEC-Q200 Grade 1, 0805 0805 CGA4J1X7S1C106K125AC TDK
C12, C13 0 100 pF CAP, CERM, 100 pF, 50 V, ±5%, C0G/NP0, AEC-Q200 Grade 1, 0603 0603 GCM1885C1H101JA16J MuRata
C14, C15 0 0.01uF CAP, CERM, 0.01 uF, 50 V, ±10%, X7R, 0603 0603 CL10B103KB8NCNC Samsung Electro-Mechanics
D8 0 5.1V Diode, Zener, 5.1 V, 300 mW, SOD-523 SOD-523 BZT52C5V1T-7 Diodes Inc.
J14 0 Terminal Block, 5 mm, 2x1, R/A, TH Terminal Block, 5 mm, 2x1, R/A, TH 1792863 Phoenix Contact
L2 0 70 ohm Ferrite Bead, 70 ohm @ 100 MHz, 0.6 A, 0402 0402 BLM15AG700SN1D MuRata
R11, R17, R18, R23, R39, R40, R54, R58, R65, R73, R74, R94, R113, R158, R160, R165 0 0 RES, 0, 0%, 0.2 W, AEC-Q200 Grade 0, 0402 0402 CRCW04020000Z0EDHP Vishay-Dale
R93, R157, R161 0 24.9k RES, 24.9 k, 0.1%, 0.1 W, 0603 0603 RG1608P-2492-B-T5 Susumu Co Ltd
R120, R121, R122, R123, R124, R126, R127, R129 0 0 RES, 0, 5%, 0.333 W, AEC-Q200 Grade 0, 0805 0805 CRCW08050000Z0EAHP Vishay-Dale
R134, R135, R138, R139 0 499 RES, 499, 1%, 0.1 W, 0603 0603 RC0603FR-07499RL Yageo
R164 0 10.0k RES, 10.0 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060310K0FKEA Vishay-Dale
T2, T3 0 BMS TRANSFORMER SMT_TRANSFORMER_8MM89_10MM09 HMU1228NL Pulse
U3 0 Single Output Automotive LDO, 700 mA, Fixed 5 V Output, 5.5 to 42 V Input, 3-pin PFM (KVU), -40 to 125 degC, Green (RoHS & no Sb/Br) KVU0003A TL720M05QKVURQ1 Texas Instruments