4.4V-80V Vin, 2A, High Efficiency Synchronous Step-down DCDC Converter, SCT2820Q Replace LMR38020-Q1.
FEATURES

• Qualified for Automotive Applications

• AEC-Q100 Qualified with the Following Results:
  - Device Temperature Grade 1: -40°C to 125°C
    Ambient Operating Temperature Range
• Wide Input Voltage Range: 4.4V-80V
• Continuous Output Current: 2A
• 1V±1% Feedback Reference Voltage at 25°C
• Integrated MOSFETs 320mΩ / 160mΩ Rdson
• Low shutdown current: 0.6uA
• Low Quiescent Current: 42uA
• Pulse Skipping Mode (PSM) in Light-Load
• Adjustable Frequency 200kHz to 1MHz
• External Clock Synchronization
• 3ms Internal Soft-start Time
• Power Good Indicator
• Random Spread Spectrum option for reduced EMI
• Low Dropout Function and Minimum On Time
  Function
• Precision Enable Threshold for adjustable Input
  Voltage Under-Voltage Lock Out Protection
  (UVLO) Threshold and Hysteresis
• Support start-up with pre-biased output
• Over-voltage and Over-Temperature Protection

• ESOP-8L Package




PIN CONFIGUTION
CROSS
LMR38020-Q1 LMR38020-Q1.pdf

No.14482

FEATURES

• AEC-Q100 qualified for automotive applications

  – Temperature grade 1: –40°C to +125°C, TA
• Functional Safety-Capable
  – Documentation available to aid functional safety
    system design
• Configured for rugged automotive applications
  – 4.2V to 80V input voltage range
  – 2A continuous output current
  – Ultra-low 40µA operating quiescent current
  – > 1.5mm distance between VIN and GND pin
  – 200kHz to 2.2MHz adjustable switching frequency
  – Frequency synchronization to external clock
  – Spread spectrum for reduced EMI
  – 97% maximum duty cycle
  – Support start-up with prebiased output
  – ±1.0% tolerance voltage reference at room
    temperature
  – Precision enable
  – Easy to use device with integrated compensation 
    network enabling low BOM count
  – Integrated synchronous rectification
  – 8-pin HSOIC with PowerPAD™ integrated circuit
    package
  – PFM and forced PWM (FPWM) options
  – Available in 1A, LMR38010-Q1
• Create a custom design using the LMR38020-Q1
  with the WEBENCH® Power Designer
PIN CONFIGUTION
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