LMR33640 - Texas Instruments

LMR33640 4-A Synchronous Step-down Converter

The LMR33640 SIMPLE SWITCHER® regulator is an easy-to-use, synchronous, step-down DC/DC converter that delivers best-in-class efficiency for rugged industrial applications. The LMR33640 drives up to 4 A of load current from an input of up to 36 V. The LMR33640 provides high light-load efficiency and output accuracy. Features such as a power-good flag and pr.

Features

• Functional Safety-Capable
  – Documentation available to aid functional safety system design
• Configured for rugged industrial applications
  – Input voltage range: 3.8 V to 36 V
  – Output voltage range: 1 V to 24 V
  – Peak-current mode control
  – Junction temperature range:
  –40°C to +125°C
  – Ease-of-use SOIC package
• Well-suited for scalable industrial power supplies
  – Pin compatible with:
• LMR33610, LMR33620, and LMR33630 (36 V, 1 A, 2 A, or 3 A)
• LMR36510 and LMR36520 (65 V, 1 A, or 2 A)
  – 400-kHz and 1-MHz frequency
  – Integrated compensation helps reduce solution size, cost, and design comp.