AP7344 LDO Regulator

By Diodes Incorporated 59

AP7344 LDO Regulator

Diodes' dual, 300 mA, low-dropout (LDO) regulator offers high 1% output accuracy and a low quiescent current of 50 μA. The AP7344 features a small package to suit battery-powered consumer products such as cameras, smart phones, and tablets. The AP7344 supports input voltages from 1.7 V to 5.25 V, enabling it to cover the full range of Li+ batteries typically found in portable electronics systems. It provides a regulated output voltage, VOUT, that can be fixed between 1.2 V and 3.6 V, with an accuracy of 1% at +25°C, and is capable of driving 300 mA loads. Other key performance features of this regulator include: low RDS(ON), a high PSRR of 75 dB at 1 kHz, low output noise of 60 μVRMS, and a low 50 μA quiescent current that contributes to power savings, which lengthens battery life. The AP7344 comes in a small footprint X2-DFN1612-8 package, making it well-suited for the dense PCB layouts typical in portable electronics systems. It offers a competitive alternative to similar industry-standard LDOs with comparable performance, but at a lower cost, and with the added benefit of higher efficiency under light-load operating conditions.

Features Applications
  • Low and wide VIN range: 1.7 V to 5.25 V
  • Guaranteed output current: 300 mA
  • VOUT accuracy: ±1%
  • Ripple rejection: 75 dB at 1 kHz
  • Low output noise: 60 μVRMS from 10 Hz to 100 kHz
  • Quiescent current as low as 50 μA
  • VOUT fixed: 1.2 V to 3.6 V
  • Totally lead-free and fully RoHS-compliant
  • Halogen- and antimony-free, green device
  • Smart phones / PADs
  • RF supplies
  • Cameras
  • Portable videos
  • Portable media players
  • Wireless adapters
  • Wireless communication

 

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