O3853QDCARQ1 48-HTSSOP

Description: Power Management Specialized - PMIC Multi-rail power supply for microcontrollers in safety-relevant applications 48-HTSSOP -40 to 125

Features

• Qualified for Automotive Applications
• AEC-Q100 Qualified with the Following Results:
  • Device Temperature Grade 1: –40°C to +125°C Ambient Operating Temperature
  • Device HBM ESD Classification Level 2
  • Device CDM ESD Classification Level C4B
• Functional Safety-Compliant
  • Developed for Functional Safety Applications
  • Documentation Available to Aid ISO 26262 System Design up to ASIL D
  • Systematic Capability and Hardware Integrity up to ASIL D
• Input Voltage Range
  • 7 to 36-V for Initial Battery Power Up
  • 3.8 to 36-V Full Functionality After Initial Battery Power Up
  • Minimum 2.3 V During Operation After Wake-up
• Supply Rails (With Internal FETs)
  • 6-V Synchronous Buck-Boost Preregulator
  • 5-V, 284-mA LDO (CAN)
  • 3.3-V or 5-V, 350-mA LDO (MCU)
  • 2 LDOs Protected for Sensor Supply or Peripherals
    • 120 mA for Sensor Supply 1 (VSOUT1), 20 mA for Sensor Supply 2 (VSOUT2)
    • Configurable Tracking Mode (Tracking Input Pin), or 3.3-V or 5-V Fixed Output Voltage
    • Short-to-Ground and Battery Protection
  • Charge Pump: 6-V Minimum, 11-V Maximum Above Battery Voltage
• Monitoring and Protection
  • Independent Undervoltage and Overvoltage Monitoring on All Regulator Outputs, Battery Voltage, and Internal Supplies
  • Voltage Monitoring Circuitry, Including Independent Bandgap Reference, Supplied from Separate Battery Voltage Input Pin
  • Self-Check on All Voltage Monitoring (During Power-Up and After Power-Up Initiated by External MCU)
  • All Supplies Protected with Current Limit and Overtemperature Prewarning and Shutdown
• Steering-Angle Monitoring (SAM)
  • 2 Signal Comparators for Position Sensor Signals
  • Rotation Counter
  • Low-Power Mode With Periodically Sampling of Position Sensor Signals
  • Switches for Passing-Through Sensor Signals to MCU
• Microcontroller Interface
  • Open and Close Window or Question-Answer Watchdog Function
  • Lock-Step MCU Error-Signal Monitor
  • DIAGNOSTIC state for Performing Device Self-Tests and System Diagnostics
  • SAFE State for Device and System Protection upon Detected System Failure
  • Clock Monitor for Internal Oscillator
  • Analog and Logic Built-In Self-Test
  • CRC on Non-Volatile Memory as well as Device and System Configuration Registers and SPI Communications
  • Reset Circuit for MCU
  • Diagnostic Output Pin
• SPI With CRC on Command Plus Data
• Error Reporting Through SPI Registers for Errors on System Level and Device Level
• Enable-Drive Output for Disabling External Power-Stages on Any Detected System Failure
• Wake-up through IGN Pin (Ignition) or CAN_WU Pin (Transceiver or Other Function)
• 48-Pin HTSSOP PowerPAD™ IC Package

Our company, founded in 2005, has built long-term partnerships with numerous high-quality suppliers worldwide.

We specialize in providing customers with new and original products. To ensure quality, our technicians rigorously test all products before shipment, offering customers the strongest assurance.

To better serve our clients, we have also established a branch in Hong Kong, enabling more efficient communication and service delivery.