SLVSE16C May   2019  – January  2020 TPS1HB08-Q1

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Simplified Schematic
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
    2. 6.1 Recommended Connections for Unused Pins
  7. 7 Specifications
    1. Table 3. Absolute Maximum Ratings
    2. Table 4. ESD Ratings
    3. Table 5. Recommended Operating Conditions
    4. Table 6. Thermal Information
    5. Table 7. Electrical Characteristics
    6. Table 8. SNS Timing Characteristics
    7. Table 9. Switching Characteristics
    8. 7.1      Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Protection Mechanisms
        1. 9.3.1.1 Thermal Shutdown
        2. 9.3.1.2 Current Limit
          1. 9.3.1.2.1 Current Limit Foldback
          2. 9.3.1.2.2 Programmable Current Limit
          3. 9.3.1.2.3 Undervoltage Lockout (UVLO)
          4. 9.3.1.2.4 VBB During Short-to-Ground
        3. 9.3.1.3 Voltage Transients
          1. 9.3.1.3.1 Load Dump
          2. 9.3.1.3.2 Driving Inductive Loads
        4. 9.3.1.4 Reverse Battery
        5. 9.3.1.5 Fault Event – Timing Diagrams - Version A and B
        6. 9.3.1.6 Fault Event – Timing Diagrams - Version F
      2. 9.3.2 Diagnostic Mechanisms
        1. 9.3.2.1 VOUT Short-to-Battery and Open-Load
          1. 9.3.2.1.1 Detection With Switch Enabled
          2. 9.3.2.1.2 Detection With Switch Disabled
        2. 9.3.2.2 SNS Output
          1. 9.3.2.2.1 RSNS Value
            1. 9.3.2.2.1.1 High Accuracy Load Current Sense
            2. 9.3.2.2.1.2 SNS Output Filter
        3. 9.3.2.3 Fault Indication and SNS Mux
        4. 9.3.2.4 Resistor Sharing
        5. 9.3.2.5 High-Frequency, Low Duty-Cycle Current Sensing
    4. 9.4 Device Functional Modes
      1. 9.4.1 Off
      2. 9.4.2 Standby
      3. 9.4.3 Diagnostic
      4. 9.4.4 Standby Delay
      5. 9.4.5 Active
      6. 9.4.6 Fault
  10. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 Ground Protection Network
      2. 10.1.2 Interface With Microcontroller
      3. 10.1.3 I/O Protection
      4. 10.1.4 Inverse Current
      5. 10.1.5 Loss of GND
      6. 10.1.6 Automotive Standards
        1. 10.1.6.1 ISO7637-2
        2. 10.1.6.2 TPS1HB08-Q1 AEC-Q100-012 Short Circuit Reliability
      7. 10.1.7 Thermal Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Thermal Considerations
        2. 10.2.2.2 RILIM Calculation
        3. 10.2.2.3 Diagnostics
          1. 10.2.2.3.1 Selecting the RISNS Value
    3. 10.3 Typical Application
      1. 10.3.1 Design Requirements
      2. 10.3.2 Detailed Design Procedure
      3. 10.3.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Documentation Support
      1. 13.1.1 Related Documentation
    2. 13.2 Receiving Notification of Documentation Updates
    3. 13.3 Support Resources
    4. 13.4 Trademarks
    5. 13.5 Electrostatic Discharge Caution
    6. 13.6 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

7.1 Typical Characteristics

TPS1HB08-Q1 RJA_vs_time.gif
1.
Figure 1. Transient Thermal Impedance
TPS1HB08-Q1 IOUTSB_vs_temp.gif
VOUT = 0 V VEN = 0 V VDIAG_EN = 0 V
Figure 3. Output Leakage Current (IOUT(standby)) vs Temperature
TPS1HB08-Q1 RON_vs_temperature.gif
IOUT = 200 mA VEN = 5 V VDIAG_EN = 0 V
RSNS = 1 kΩ
Figure 5. On Resistance (RON) vs Temperature
TPS1HB08-Q1 tDR_vs_temp.gif
ROUT = 2.6 Ω VEN = 0 V to 5 V VDIAG_EN = 0 V
RSNS = 1 kΩ VBB = 13.5 V
Figure 7. Turn-on Delay Time (tDR) vs Temperature
TPS1HB08-Q1 SRR_vs_temp.gif
ROUT = 2.6 Ω VEN = 0 V to 5 V VDIAG_EN = 0 V
RSNS = 1 kΩ VBB = 13.5 V
Figure 9. VOUT Slew Rate Rising (SRR) vs Temperature
TPS1HB08-Q1 tON_vs_temp.gif
ROUT = 2.6 Ω VEN = 0 V to 5 V VDIAG_EN = 0 V
RSNS = 1 kΩ VBB = 13.5 V
Figure 11. Turn-on Time (tON) vs Temperature
TPS1HB08-Q1 tON-tOFF_vs_temp.gif
ROUT = 2.6 Ω VEN = 0 V to 5 V and 5 V to 0 V VDIAG_EN = 0 V
RSNS = 1 kΩ VBB = 13.5 V
Figure 13. Turn-on and Turn-off Matching (tON - tOFF) vs Temperature
TPS1HB08-Q1 ISNSI_vs_ILOAD_vbb.gif
VSEL1 = 0 V VEN = 5 V VDIAG_EN = 5 V
RSNS = 1 kΩ TA = 25°C
Figure 15. Current Sense Output Current (ISNSI) vs Load Current (IOUT) Across VBB
TPS1HB08-Q1 ISNSFH_vs_temp.gif
VSEL1 = 0 V VEN = 0 V VDIAG_EN = 5 V
RSNS = 500 Ω VOUT Floating
Figure 17. Fault High Output Current (ISNSFH) vs Temperature
TPS1HB08-Q1 VIH_vs_temp.gif
VEN = 0 V to 3.3 V VOUT = 0 V VDIAG_EN = 0 V
ROUT = 1 kΩ
Figure 19. VIH vs Temperature
TPS1HB08-Q1 IIL_vs_temp.gif
VEN = 0.8 V VOUT = 0 V VDIAG_EN = 0 V
ROUT = 1 kΩ
Figure 21. IIL vs Temperature
TPS1HB08-Q1 RISE_EN_INK_ON.png
ROUT1 = 2.6 Ω RSNS = 1 kΩ VDIA_EN = 5 V
VSEL = 0 V
Figure 23. Turn-on Time (tON)
TPS1HB08-Q1 PULSE_INK_ON.png
ROUT1 = 2.6 Ω RSNS = 1 kΩ VSEL = 0 V
IOUT1 = 1 A to 5 A VBB = 13.5 V
Figure 25. ISNS Settling time (tSNSION1) on Load Step
TPS1HB08-Q1 OTPF_STG.png
LOUT = 5 µH to GND RSNS = 1 kΩ VSEL = 0 V
VEN = 0 V to 5 V VDIAG_EN = 5 V TA = 25°C
Figure 27. Device Version F Short Circuit Event
TPS1HB08-Q1 ISB_vs_temp.gif
VOUT = 0 V VEN = 0 V VDIAG_EN = 0 V
Figure 2. Standby Current (ISB) vs Temperature
TPS1HB08-Q1 IQ_vs_temp.gif
IOUT = 0 A VEN = 5 V VDIAG_EN = 5 V
RSNS = 1 kΩ VSEL1 = 0 V
Figure 4. Quiescent Current (IQ) vs Temperature
TPS1HB08-Q1 RON_vs_VBB.gif
IOUT = 200 mA VEN = 5 V VDIAG_EN = 0 V
RSNS = 1 kΩ VBB = 13.5 V
Figure 6. On Resistance (RON) vs VBB
TPS1HB08-Q1 tDF_vs_temp.gif
ROUT = 2.6 Ω VEN = 5 V to 0 V VDIAG_EN = 0 V
RSNS = 1 kΩ VBB = 13.5 V
Figure 8. Turn-off Delay Time (tDF) vs Temperature
TPS1HB08-Q1 SRF_vs_temp.gif
ROUT = 2.6 Ω VEN = 5 V to 0 V VDIAG_EN = 0 V
RSNS = 1 kΩ VBB = 13.5 V
Figure 10. VOUT Slew Rate Falling (SRF) vs Temperature
TPS1HB08-Q1 tOFF_vs_temp.gif
ROUT = 2.6 Ω VEN = 5 V to 0 V VDIAG_EN = 0 V
RSNS = 1 kΩ VBB = 13.5 V
Figure 12. Turn-off Time (tOFF) vs Temperature
TPS1HB08-Q1 ISNSI_vs_ILOAD.gif
VSEL1 = 0 V VEN = 5 V VDIAG_EN = 5 V
RSNS = 1 kΩ VBB = 13.5 V
Figure 14. Current Sense Output Current (ISNSI ) vs Load Current (IOUT) Across Temperature
TPS1HB08-Q1 ISNST_vs_temp.gif
VSEL1 = 5 V VEN = 0 V VDIAG_EN = 5 V
RSNS = 1 kΩ
Figure 16. Temperature Sense Output Current (ISNST) vs Temperature
TPS1HB08-Q1 VIL_vs_temp.gif
VEN = 3.3 V to 0 V VOUT = 0 V VDIAG_EN = 0 V
ROUT = 1 kΩ
Figure 18. VIL vs Temperature
TPS1HB08-Q1 VIHYS_vs_temp.gif
VEN = 0 V to 3.3 V and 3.3 V to 0 V VOUT = 0 V VDIAG_EN = 0 V
ROUT = 1 kΩ
Figure 20. VIHYS vs Temperature
TPS1HB08-Q1 IIH_vs_temp.gif
VEN = 5 V VOUT = 0 V VDIAG_EN = 0 V
ROUT = 1 kΩ
Figure 22. IIH vs Temperature
TPS1HB08-Q1 FALL_EN_INK_ON.png
ROUT1 = 2.6 Ω RSNS = 1 kΩ VDIA_EN = 5 V
VSEL = 0 V
Figure 24. Turn-off Time (tOFF)
TPS1HB08-Q1 SNS_TIME_PULSE_INK_ON.png
VBB = 13.5 V TA = 25°C IOUT1 = 5 A
VEN = 0 V to 5 V
Figure 26. SNS Output Current Measurement Enable on DIAG_EN PWM
TPS1HB08-Q1 5_IND_LOAD_VBB=13p5__TEMP=125_EN_2200uS_47mJ.png
VBB = 13.5 V TA = 25°C LOUT = 5 mH
Figure 28. 5 mH Inductive Load Demagnetization