Dual Output DC/DC Converter

  • Input voltage range (2.7V to 5.5V)
  • Dual output regulator with single inductor
  • High efficiency above 85%
  • Charge pump with PFM mode at light load
  • Programmable output voltages
  • Positive output voltage range
    • +4.0V to +6.3V (100mV/step)
  • Negative output voltage range
    • -4.0V to -6.3V (100mV/step)
  • Programmable regulator offset voltage
  • 1.0% output voltage accuracy
  • Regulated output current up to 150mA
  • Programmable active discharge
  • I2C compatible interface
  • 1 µA shutdown supply current
  • Pb-free WLCSP-15 package
  • -40°C to +85°C Temperature Range

Applications

  • Smartphone or Tablet TFT-LCD
  • Operational Amplifiers
  • Audio Amplifier Power
  • Digital to Analog converters
  • General Dual Power Supply Applications

Key Electrical Specifications

Vin(Min) Vin(Max) Control Type Package
2.7V 5.5V I2C WLCSP-15 2.2×1.45-15, 

TDFN 3×2.5-145

 

Typical Application Diagram

KTZ8812