LMR36006 4.2-V to 60-V, 0.6-A Ultra-Small Synchronous Step-Down Converter

1 Features

• Designed for reliable and rugged applications
  • Input transient protection up to 66 V
  • Junction temperature range –40°C to +150°C
  • Protection features: thermal shutdown, input undervoltage lockout, cycle-by-cycle current limit, hiccup short-circuit protection
  • 0.2-V dropout with 0.6-A load (typical)
• Suited for scalable industrial power supplies
  • Pin compatible with:
    • LMR36015 (60 V, 1.5 A)
    • LMR33620/LMR33630 (36 V, 2 A, or 3 A)
  • 1-MHz, 2.1-MHz frequency options
• Low power dissipation across load spectrum
  • 87% efficiency at 1 MHz (24V_IN, 5V_OUT, 0.6A)
  • 92% efficiency at 1 MHz (12V_IN, 5V_OUT, 0.6A)
  • Increased light load efficiency in PFM
  • Low operating quiescent current of 26 µA
• Small 2-mm × 3-mm HotRod™ package
• Solution with few external components
• LMR36006-Q1 and LMR36015-Q1 available in 400 kHz and 2.1 MHz, adjustable output, and fixed 3.3 V_OUT
• Optimized for ultra low EMI requirements
  • Meets CISPR25 class 5 standard
  • Hotrod™ package minimizes switch node ringing
  • Parallel input path minimizes parasitic inductance
  • Spread spectrum reduces peak emissions
• Create a custom design using the LMR36006 with the WEBENCH® Power Designer