Exar's Newest Power Parts: XRP7674/ XRP7675 - 2A & 3A 18V Synchronous PFM/PWM Step-Down Regulators

Exar's Newest Power Parts: XRP7674/ XRP7675 - 2A & 3A 18V Synchronous PFM/PWM Step-Down Regulators (PresseBox) (Braunschweig, ) High efficiency synchronous step down DC to DC converters capable of delivering up to 2 Amps and 3 Amps of current. Conversion efficiencies greater than 85% from 1mA to 2A/3A.

The XRP7674 and XRP7675 are synchronous current mode PFM/PWM step down (buck) regulators capable of delivering constant output current up to 2Amps and 3Amps respectively. A wide 4.5V to18V input voltage range allows for single supply operations from industry standard 5V and 12V power rails.

Features

- 2A and 3A Continuous Output Current (XRP7674 & XRP7675 respectively)
- 4.5V to 18V Wide Input Voltage
  • 0.925V to 16V Adjutale Output Voltage
  • 2% Accuracy
- PWM Current Mode Control
  • 340kHz Constant Operations
  • Up to 95% Efficiency
- Light load 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

Target Applications

- Distributed Power Architecture
- Energy Star Compliant Equipment
- Portable Equipment
- Point of Load Converter
- Audio-Video Equipment

Kontakt

Arrow Central Europe GmbH
Frankfurter Straße 211
D-63263 Neu-Isenburg
Oliver Block
setron GmbH
Marcom Manager

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