SLVSH22A May   2024  – September 2025 DRV8000-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings Auto
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information RGZ package
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 External Components
    4. 7.4 Feature Description
      1. 7.4.1 Heater MOSFET Driver
        1. 7.4.1.1 Heater MOSFET Driver Control
        2. 7.4.1.2 Heater MOSFET Driver Protection
          1. 7.4.1.2.1 Heater SH_HS Internal Diode
          2. 7.4.1.2.2 Heater MOSFET VDS Overcurrent Protection (HEAT_VDS)
          3. 7.4.1.2.3 Heater MOSFET Open Load Detection
      2. 7.4.2 High-Side Drivers
        1. 7.4.2.1 High-side Driver Control
          1. 7.4.2.1.1 High-side Driver PWM Generator
          2. 7.4.2.1.2 Constant Current Mode
          3. 7.4.2.1.3 OUTx HS ITRIP Behavior
          4. 7.4.2.1.4 High-side Drivers - Parallel Outputs
        2. 7.4.2.2 High-side Driver Protection Circuits
          1. 7.4.2.2.1 High-side Drivers Internal Diode
          2. 7.4.2.2.2 High-side Driver Short-circuit Protection
          3. 7.4.2.2.3 High-side Driver Overcurrent Protection
          4. 7.4.2.2.4 High-side Driver Open Load Detection
      3. 7.4.3 Electrochromic Glass Driver
        1. 7.4.3.1 Electrochromic Driver Control
        2. 7.4.3.2 Electrochromic Driver Protection
      4. 7.4.4 Half-bridge Drivers
        1. 7.4.4.1 Half-bridge Control
        2. 7.4.4.2 OUT1 and OUT2 High-side Driver Mode
        3. 7.4.4.3 Half-bridge Register Control
        4. 7.4.4.4 Half-Bridge ITRIP Regulation
        5. 7.4.4.5 Half-bridge Protection and Diagnostics
          1. 7.4.4.5.1 Half-Bridge Off-State Diagnostics (OLP)
          2. 7.4.4.5.2 Half-bridge Open Load Detection
          3. 7.4.4.5.3 Half-Bridge Overcurrent Protection
      5. 7.4.5 Gate Drivers
        1. 7.4.5.1 Input PWM Modes
          1. 7.4.5.1.1 Half-Bridge Control
          2. 7.4.5.1.2 H-Bridge Control
          3. 7.4.5.1.3 DRVOFF - Gate Driver Shutoff Pin
        2. 7.4.5.2 Smart Gate Driver - Functional Block Diagram
          1. 7.4.5.2.1  Smart Gate Driver
          2. 7.4.5.2.2  Functional Block Diagram
          3. 7.4.5.2.3  Slew Rate Control (IDRIVE)
          4. 7.4.5.2.4  Gate Driver State Machine (TDRIVE)
            1. 7.4.5.2.4.1 tDRIVE Calculation Example
          5. 7.4.5.2.5  Propagation Delay Reduction (PDR)
          6. 7.4.5.2.6  PDR Pre-Charge/Pre-Discharge Control Loop Operation Details
          7. 7.4.5.2.7  PDR Post-Charge/Post-Discharge Control Loop Operation Details
            1. 7.4.5.2.7.1 PDR Post-Charge/Post-Discharge Setup
          8. 7.4.5.2.8  Detecting Drive and Freewheel MOSFET
          9. 7.4.5.2.9  Automatic Duty Cycle Compensation (DCC)
          10. 7.4.5.2.10 Closed Loop Slew Time Control (STC)
            1. 7.4.5.2.10.1 STC Control Loop Setup
        3. 7.4.5.3 Tripler (Double-Stage) Charge Pump
        4. 7.4.5.4 Wide Common Mode Differential Current Shunt Amplifier
        5. 7.4.5.5 Gate Driver Protection Circuits
          1. 7.4.5.5.1 MOSFET VDS Overcurrent Protection (VDS_OCP)
          2. 7.4.5.5.2 Gate Driver Fault (VGS_GDF)
          3. 7.4.5.5.3 Offline Short-circuit and Open Load Detection (OOL and OSC)
      6. 7.4.6 Sense Output (IPROPI)
      7. 7.4.7 Protection Circuits
        1. 7.4.7.1 Fault Reset (CLR_FLT)
        2. 7.4.7.2 DVDD Logic Supply Power on Reset (DVDD_POR)
        3. 7.4.7.3 PVDD Supply Undervoltage Monitor (PVDD_UV)
        4. 7.4.7.4 PVDD Supply Overvoltage Monitor (PVDD_OV)
        5. 7.4.7.5 VCP Charge Pump Undervoltage Lockout (VCP_UV)
        6. 7.4.7.6 Thermal Clusters
        7. 7.4.7.7 Watchdog Timer
        8. 7.4.7.8 Fault Detection and Response Summary Table
    5. 7.5 Programming
      1. 7.5.1 Serial Peripheral Interface (SPI)
      2. 7.5.2 SPI Format
      3. 7.5.3 Timing Diagrams
  9. 8  DRV8000-Q1 Register Map
    1. 8.1 DRV8000-Q1_STATUS Registers
    2. 8.2 DRV8000-Q1_CNFG Registers
    3. 8.3 DRV8000-Q1_CTRL Registers
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 IDRIVE Calculation Example
        2. 9.2.2.2 tDRIVE Calculation Example
        3. 9.2.2.3 Maximum PWM Switching Frequency
        4. 9.2.2.4 Current Shunt Amplifier Configuration
    3. 9.3 Initialization Setup
    4. 9.4 Power Supply Recommendations
      1. 9.4.1 Bulk Capacitance Sizing
    5. 9.5 Layout
      1. 9.5.1 Layout Guidelines
      2. 9.5.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Receiving Notification of Documentation Updates
    2. 10.2 Support Resources
    3. 10.3 Trademarks
    4. 10.4 Electrostatic Discharge Caution
    5. 10.5 Glossary
  12. 11Pre-Production Revision History
  13. 12Mechanical, Packaging, and Orderable Information
    1. 12.1 Package Option Addendum
    2. 12.2 Tape and Reel Information

7.4.7.8 Fault Detection and Response Summary Table

FAULT EVENT CONDITION MODE DIGITAL CORE CHARGE PUMP DRIVERS STATUS BIT FAULT/WARN FUNCTIONAL RECOVERY STATUS BIT RECOVERY
Disable Gate Driver DRVOFF = High N/A Active Active Gate drivers are Pulldown DRVOFF_STAT NA DRVOFF = Low and CLR_FLT CLR_FLT
SPI Clock Fault Invalid SPI Clock Frame Latched Active Active Active SPI_OK, SCLK_FLT, Reject Frame
SPI_ERR on SDO frame		 NA Valid SPI frame CLR_FLT
SPI Address Fault Address out of range Latched Active Active Active SPI_ERR in SDO frame NA Valid SPI frame NA
DVDD Power-on-Reset DVDD < VDVDD_POR NA Reset Disabled Semi-Active Pulldown POR NA DVDD > VDVDD_POR CLR_FLT
PVDD Undervoltage PVDD < VPVDD_UV Latched Active Disabled Pulldown PVDD_UV
OV/UV on SDO frame		 FAULT PVDD > VPVDD_UV and CLR_FLT CLR_FLT
Automatic Active Disabled Pulldown PVDD_UV
OV/UV on SDO frame		 FAULT PVDD > VPVDD_UV CLR_FLT
VCP Undervoltage VCP < VVCP_UV Latched Active Disabled Pulldown VCP_UV
OV/UV on SDO frame		 FAULT VCP > VVCP_UV and CLR_FLT CLR_FLT
Automatic Active Active Pulldown VCP_UV
OV/UV on SDO frame		 FAULT VCP > VVCP_UV CLR_FLT
PVDD Overvoltage PVDD_OV_LVL = 0 PVDD > 22V Latched Active Active Pulldown PVDD_OV_22V
OV/UV on SDO frame		 FAULT PVDD <VPVDD_OV_LO and CLR_FLT CLR_FLT
Automatic Active Active Pulldown PVDD_OV_22V
OV/UV on SDO frame		 FAULT PVDD <VPVDD_OV_LO CLR_FLT
PVDD_OV_LVL = 1 28V > PVDD > 22V Latched Active Active EC, Heater and HS are Pulldown PVDD_OV_22V
OV/UV on SDO frame		 FAULT PVDD <VPVDD_OV_LO and CLR_FLT CLR_FLT
Automatic Active Active EC, Heater and HS are Pulldown PVDD_OV_22V
OV/UV on SDO frame		 FAULT PVDD <VPVDD_OV_LO CLR_FLT
PVDD_OV_LVL = 1 PVDD > 28V Latched Active Active Pulldown PVDD_OV_22V, PVDD_OV_28V
OV/UV on SDO frame		 FAULT PVDD <VPVDD_OV_LO and CLR_FLT CLR_FLT
Automatic Active Active Pulldown PVDD_OV_22V, PVDD_OV_28V
OV/UV on SDO frame		 FAULT PVDD <VPVDD_OV_LO CLR_FLT
Gate Driver VDS Overcurrent VDS > VVDS_LVL Latched Active Active Gate drivers are Pulldown GD, VDS_Lx, VDS_Hx FAULT VDS<VDS_LVL and CLR_FLT CLR_FLT
Cycle Active Active Gate drivers are Pulldown GD, VDS_Lx, VDS_Hx FAULT VDS_VDS_LVL and (CLR_FLT or input cycling) CLR_FLT
Warning Active Active Active GD, VDS_Lx, VDS_Hx WARN NA CLR_FLT
Disabled Active Active Active NA NA NA NA
VGS Gate Fault FET OFF
VGS > VVGS_LVL		 Latched Active Active Gate drivers are Pulldown GD, VGS_Lx, VGS_Hx FAULT VGS<VVGS_LVL and CLR_FLT CLR_FLT
Cycle Active Active Gate drivers are Pulldown GD, VGS_Lx, VGS_Hx FAULT VGS<VGS_LVL and (CLR_FLT or input cycling) CLR_FLT
Warning Active Active Active GD, VGS_Lx, VGS_Hx WARN NA CLR_FLT
Disabled Active Active Active NA NA NA NA
FET ON
VGS < VVGS_LVL		 Latched Active Active Gate drivers are Pulldown GD, VGS_Lx, VGS_Hx FAULT VGS>VVGS_LVL and CLR_FLT CLR_FLT
Cycle Active Active Gate drivers are Pulldown GD, VGS_Lx, VGS_Hx FAULT VGS>VGS_LVL and (CLR_FLT or input cycling) CLR_FLT
Warning Active Active Active GD, VGS_Lx, VGS_Hx WARN NA CLR_FLT
Disabled Active Active Active NA NA NA NA
Half-bridge Overcurrent Fault (OUT1-OUT6) IOUTx > IOCPx Latched Active Active Affected driver Hi-Z HB, OUTx_HS_OCP, OUTx_LS_OCP FAULT IOUTx < IOCPx and CLR_FLT CLR_FLT
Half-bridge active open load Fault (OUT1-OUT6) IOUTx < IOLA_OUTx Latched Active Active Active HB, OUTx_HS_OLA,OUTx_LS_OLA WARN IOUTx > IOLA_OUTx and CLR_FLT CLR_FLT
High-side Driver overcurrent Fault (OUT7-OUT12) OUTx_ITRIP_EN=0 IOUTx > IOCx Latched Active Active Affected driver Hi-Z HS, ITRIP, OUTx_ITRIP_STAT FAULT IOUTx < IOCx and CLR_FLT CLR_FLT
High-side Driver OUTx ITRIP (OUT7-OUT12) OUTx_ITRIP_EN=1 IOUTx > IOCx Latched Active Active Active HS, ITRIP, OUTx_ITRIP_STAT NA IOUTx < IOCx CLR_FLT
High Side driver short circuit fault (OUT7-12) VOUTx<VSC_DET Latched Active Active Affected driver Hi-Z HS, OUTx_OCP FAULT VOUTx > VSC_DET and CLR_FLT CLR_FLT
High-side Driver open load Fault (OUT7-OUT12) IOUTx < IOLDx Latched Active Active Active HS, OUTx_OLA WARN IOUTx > IOLDx and CLR_FLT CLR_FLT
ECFB Overvoltage ECFB_OV_MODE=00b or 11b VECFB>VECFB_OV_TH Disabled Active Active Active NA NA NA NA
ECFB_OV_MODE=01b VECFB>VECFB_OV_TH Latched Active Active Active EC_HEAT, ECFB_OV NA NA CLR_FLT
ECFB_OV_MODE=10b VECFB>VECFB_OV_TH Latched Active Active EC driver Hiz EC_HEAT, ECFB_OV FAULT VECFB<VECFB_OV_TH and CLR_FLT CLR_FLT
ECFB short circuit (passive) ECFB_DIAG=01b VECFB<VECFB_SC_TH Automatic Active Active NA EC_HEAT, ECFB_DIAG_STAT NA VECFB > VECFB_SC_TH NA
ECFB open load (passive) ECFB_DIAG=10b VECFB >VECFB_OLP_TH Automatic Active Active NA EC_HEAT, ECFB_DIAG_STAT NA VECFB <VECFB_OLP_TH NA
ECFB Above Target Voltage VECFB>VECFB_HI Automatic Active Active Active EC_HEAT, ECFB_HI NA VECFB<VECFB_HI NA
ECFB Below Target Voltage VECFB<VECFB_LO Automatic Active Active Active EC_HEAT, ECFB_LO NA VECFB>VECFB_LO NA
ECFB Overcurrent (discharge) EC_FLT_MODE=0b IECFB> IOC_ECFB Latched Active Active ECFB Hi-Z EC_HEAT, ECFB_OC FAULT IECFB< IOC_ECFB and CLR_FLT CLR_FLT
ECFB Open load active (discharge) IECFB< IOL_ECFB_LS Latched Active Active Active EC_HEAT, ECFB_OL WARN IECFB> IOL_ECFB_LS and CLR_FLT CLR_FLT
Heater VDS Overcurrent Fault VHEAT_VDS > VDS_LVL_HEAT Latched Active Active Heater is Pulldown EC_HEAT,HEAT_VDS FAULT VHEAT_VDS < VDS_LVL_HEAT and CLR_FLT CLR_FLT
Cycle Active Active Heater is Pulldown EC_HEAT,HEAT_VDS FAULT VHEAT_VDS < VDS_LVL_HEAT and (CLR_FLT or PWM) CLR_FLT
Warning Active Active Active EC_HEAT,HEAT_VDS WARN NA CLR_FLT
Disabled Active Active Active NA NA NA NA
Heater VDS Open load Fault VSH_HS > VOL_HEAT Latched Active Active Heater is Pulldown EC_HEAT,HEAT_OL FAULT VSH_HS < VOL_HEAT and CLR_FLT CLR_FLT
Zone X Thermal Warning TJ > TOTW1,TOTW2 Automatic Active Active Active OTW, ZONEx_OTW_L, ZONEx_OTW_H NA TJ < TOTW1,TOTW2 NA
Zone X Thermal Shutdown TJ > TOTSD Latched Active Disabled Semi-Active Pulldown, Hi-Z OTSD, ZONEx_OTSD FAULT TJ < TOTSD and CLR_FLT CLR_FLT
Watchdog WD_FLT_M=0b , Invalid Access or Expiration Warning Active Active Active WD_FLT WARN CLR_FLT and WD_EN disable and re-enable  CLR_FLT
Watchdog WD_FLT_M=1b , Invalid Access or Expiration Latched Active Active Pulldown WD_FLT FAULT CLR_FLT and WD_EN disable and re-enable  CLR_FLT