DC‑DC Switching Regulator IC LM3578AM

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DC‑DC Switching Regulator IC LM3578AM

Description

The LM3578AM is a versatile switch‑mode DC‑DC regulator controller designed to support multiple power‑conversion topologies including boost (step‑up), buck (step‑down), and buck‑boost/inverting configurations. It provides an integrated switching regulator solution in a compact 8‑pin SOIC (Small Outline Integrated Circuit) package, delivering up to 0.75 A switching current with a wide input voltage range of 2 V to 40 V.

FEATURES

  • Switch Output Current: Up to 750 mA
  • Input Voltage Range: 2 V – 40 V
  • Output Voltage Range: Adjustable (user‑defined)
  • Switching Frequency: ~16 kHz – 24 kHz typical
  • Control Mode: PWM Current‑Mode
  • Operating Temp: ~0 °C to 125 °C (varies by source)
  • Mounting Style: Surface Mount

SPECIFICATION

  • Dimension: 4.9 × 3.9 × 1.75 mm
  • Additional information
  • Gross weight: 0.187 g
  • Manufacturer part number: LM3578AM