Exar Corporation Distributor

XRP7674/XRP7675 Series

Exar Corporation's XRP7674 and XRP7675 deliver superior efficiency over the full 2 A and 3 A output current range


Exar Corporation's XRP7674 and XRP7675 are synchronous current mode PFM/PWM step down (buck) voltage regulators, capable of delivering constant output current up to 2 Amps and 3 Amps respectively. A wide 4.5 V to 18 V input voltage range allows for single supply operations from industry standard 5 V and 12 V power rails.

Applications
  • Distributed power architecture
  • Energy star compliant equipment
  • Audio-video equipment
  • Portable equipment
  • Point of load converter
Exar Corporation's XRP7674/XRP7675 Series
Features
  • 2 A and 3 A continuous output current (XRP7674 & XRP7675 respectively)
  • 4.5 V to 18 V wide input voltage
    • 0.925 V to 16 V adjustable output voltage
    • 2% accuracy
  • Light load efficiency
  • Pin/Function upgrade to Exar XRP7664/XRP7665 and MPS MP1482/2305 - MP1484/2307
  • PWM current mode control
    • 340 kHz constant operations
    • Up to 95% efficiency
  • Programmable soft start and enable function
  • Built-in thermal, over current, UVLO and output over voltage protections
  • Pin/Function upgrade to Exar XRP7664/XRP7665 and MPS MP1482/2305 - MP1484/2307
  • RoHS Compliant, "Green"/halogen free 8-Pin SOIC and 8-Pin SOIC(EP) package

Digi-Key P/N Manufacturer P/N Description  
1016-1915-2-ND XRP7674IDTR-F IC REG BUCK SYNC ADJ 2A 8-SOIC Datasheet
1016-1916-ND XRP7674EVB BOARD EVAL FOR XRP7674
1016-1917-2-ND XRP7675IDBTR-F IC REG BUCK SYNC ADJ 3A 8HSOIC Datasheet
1016-1918-ND XRP7675EVB BOARD EVAL FOR XRP7675
Available in Tape & Reel (-2-ND), Cut Tape (-1-ND), and custom Digi-Reel® (-6-ND)