The qLR-Della-cl-ref-[1.8-5.5]-[0.9-1.4].02 is an ultra-low-quiescent and capacitor-less linear regulator used to supply SoC always-on domain. It is designed for Samsung Foundries 65nm LFR6LP process.

Key Benefits

  • Ultra-low quiescent current to enable very low power consumption in sleep and deep sleep mode
  • Low BoM, no external capacitor required
  • Embedded voltage reference

Key Features

PARAMETERS CONDITION
Minimum value
Typical value
Maximum value
Input Voltage
- 1.8 V 5.5V
Output Voltage
- 0.9 V 1.4 V
Output current configuration
- - NONE -

Applications

  • Smart Headset
  • TWS Earpods
  • Smart Speaker
  • Voice Assistant
  • Hearing aids
  • Voice-controlled devices
  • Bluetooth
  • NB-IoT
  • ULP MCU
  • WiFi
  • GNSS
  • Cellular IoT

Key Performances

  • 150 nA quiescent current
  • Programmable output voltage from 0.9V to 1.4V
  • Input supply from 1.8V to 5.5V (compatible with Li-Ion batteries & USB supply)
  • +/- 3% DC output voltage accuracy after trimming

Technical information

  • Technology: Samsung 65 LP eFlash