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Murata Power Solutions 78SR 2A Non-Isolated DC-DC Converters

Murata Power Solutions 78SR 2A Non-Isolated DC-DC Converters are ultra-high-efficiency converters with an open-frame design that minimizes self-heating and PCB footprint. A 200KHz switching frequency, combined with a synchronous rectifier buck regulator topology, provides for efficiencies exceeding 95%. Murata Power Solutions 78SR 2A Non-Isolated DC-DC Converters provide an increased run time in battery-powered applications.

Features

  • Up to 95% efficiency, no costly heat sinks or fans required
  • 3.3V/2A and 5V/2A models, pin-compatible with 1.5A 78x regulators
  • Wide 8VDC to 32VDC input voltage range
  • Package options
    • 3-pin vertical-mount SIP
    • Low-profile, horizontal-mount SIP
  • No external input/output filter capacitors required
  • Excellent load (±0.25%) and line (±0.35%) regulation
  • Cost-effective upgrade for 78HT2, 78SR1, 78ST1, and PT5100 switchers
  • Open-frame design minimizes self-heating and PC board footprint
  • Includes output short-circuit protection and thermal shutdown
  • Low noise output for powering sensitive instrumentation
  • –40°C to +70°C full load operation at 24Vin with no derating
Veröffentlichungsdatum: 2008-02-26 | Aktualisiert: 2025-07-02