SLVSH35A October   2023  – February 2024 TPS274C65CP

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison Table
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics
    7. 6.7 Typical Characteristics
  8. 7 Parameter Measurement Information
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Pin Diagrams
      2. 8.3.2 Programmable Current Limit
      3. 8.3.3 Protection Mechanisms
        1. 8.3.3.1 Over-current Protection
        2. 8.3.3.2 Short-Circuit Protection
          1. 8.3.3.2.1 VS During Short-to-Ground
        3. 8.3.3.3 Thermal Shutdown Behavior
        4. 8.3.3.4 Inductive-Load Switching-Off Clamp
        5. 8.3.3.5 Inductive Load Demagnetization
        6. 8.3.3.6 Thermal Shutdown
        7. 8.3.3.7 Undervoltage Protection on VS (UVP)
        8. 8.3.3.8 Undervoltage Lockout on Low Voltage Supply (VDD_UVLO)
        9. 8.3.3.9 Power-Up and Power-Down Behavior
      4. 8.3.4 Diagnostic Mechanisms
        1. 8.3.4.1 Fault Indication
        2. 8.3.4.2 Short-to-Battery and Open-Load Detection
    4. 8.4 Device Functional Modes
      1. 8.4.1 Off
      2. 8.4.2 Active
  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 IEC 61000-4-5 Surge
        2. 9.2.2.2 Loss of GND
        3. 9.2.2.3 Paralleling Channels
      3. 9.2.3 Application Curves
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 Receiving Notification of Documentation Updates
    3. 10.3 Support Resources
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 Glossary
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information

Package Options

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

6.6 Switching Characteristics

VS = 6 V to 36 V, TJ = –40°C to +125°C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX
UNIT
tDR CHx Turnon delay time VS = 24 V, RL = 48 Ω 50% of EN to 10% of VOUT 5 18 25 µs
tDF CHx Turnoff delay time VS = 24 V, RL = 48 Ω 50% of EN to 90% of VOUT 16 24 33 µs
SR2R VOUTx rising slew rate VS = 24 V, 25% to 75% of VOUT,
RL = 48 Ω, 		 1 1.6 2.2 V/µs
SR2F VOUTx falling slew rate VS = 24 V, 75% to 25% of VOUT,
RL = 48 Ω, 		 1 1.4 1.8 V/µs
fmax Maximum PWM frequency 1 kHz
tON CHx Turnon time VS = 24 V, RL = 48 Ω  50% of EN to 90% of VOUT 33 42 µs
tOFF CHx Turnoff time VS = 24 V, RL = 48 Ω  50% of EN to 10% of VOUT 46 57 µs
tON - tOFF CHx Turnon and off matching 1ms ON time switch enable pulse VBB = 24 V, RL = 48 Ω –41 –7 23 µs
tON - tOFF CHx Turnon and off matching 100-µs OFF time switch enable pulse, VS = 24 V, RL = 48 Ω, F = fmax –41 –7 23 µs
tON - tOFF CHxTurnon and off matching 100-µs ON time switch enable pulse, VS = 24 V, RL = 48 Ω, F = fmax –41 –7 23 µs
ΔPWM CHx PWM accuracy - average load current 200-µs enable pulse, VS = 24 V, RL = 48 Ω 
F = fmax		 –20 20 %