SLVSH23 August   2025 TPS65221-Q1

PRODUCTION DATA  

  1.   1
  2. 1Features
  3. 2Applications
  4. 3Description
  5. 4Device and Documentation Support
    1. 4.1 Device Support
      1. 4.1.1 Device Nomenclature
    2. 4.2 Receiving Notification of Documentation Updates
    3. 4.3 Support Resources
    4. 4.4 Third-Party Products Disclaimer
    5. 4.5 Trademarks
    6. 4.6 Electrostatic Discharge Caution
    7. 4.7 Glossary
  6. 5Revision History
  7. 6Mechanical, Packaging, and Orderable Information

Package Options

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

1 Features

  • Qualified for automotive applications
  • AEC-Q100 qualified with the following results:
    • Input supply: 3V to 5.5V
    • Temperature grade 1: –40°C to +125°C (ambient)
    • HBM classification level 2
    • CDM classification level C4A
  • Functional safety-compliant
    • Developed for functional safety applications
    • Documentation available to aid ISO26262 system design
    • Documentation available to aid IEC61508 system design
    • Systematic integrity up to ASIL-D
    • Systematic integrity up to SIL-3
    • Hardware integrity up to ASIL-B
    • Hardware integrity up to SIL-2
    • Undervoltage and overvoltage monitors and current limit on all output supply rails
    • Undervoltage and overvoltage monitors for two external supply rails and for input supply
    • Watchdog (trigger or Q&A)
    • Error signal monitor (level or PWM)
    • Temperature warning and thermal shutdown
    • Built-in self-test on voltage monitors
  • BUCK1 + BUCK2 high-efficiency step-down DC/DC converters
    • Output voltage: 0.5V to 3.3V
    • Output current: 3.5A
    • Switching frequency: 2.2MHz or 4.4MHz
  • BUCK3 + BUCK4 high-efficiency step-down DC/DC converters
    • Output voltage: 0.5V to 3.3V
    • Output current: 2.4A
    • Switching frequency: 2.2MHz or 4.4MHz
  • Two low-dropout (LDO) linear regulators with configurable load-switch mode
    • Output voltage: 0.6V to 3.3V in LDO-mode
    • Output current: 400mA
  • One low-dropout (LDO) linear regulator with low-noise performance and with configurable load-switch mode
    • Output voltage: 1.2V to 3.3V in LDO-mode
    • Output current: 300mA
  • Six configurable general-purpose input-output (GPIO) pins, reset and safe state outputs
  • OTP configurable power sequence
  • 36-pin, 5mm × 6mm, QFN package, 0.5mm pitch