LTC3555 / LTC3555-1

Regulates, converts or monitors a circuit’s power supply.

Tutorial / documentation

Power supplies

Quick documentation & first test preparation

  1. Identify component LTC3555 and its package.
  2. Check input range, output voltage and maximum current.
  3. Use the external components and layout recommended by the manufacturer.
  4. Consult the application circuit in the linked documentation before testing.

LTC3555

High Efficiency USB Power Manager + Triple Step-Down DC/DC, 4.2V float, QFN-28

  • High Efficiency USB Power Manager + Triple Step-Down DC/DC, 4.2V float, QFN-28
  • Check input range, output voltage and maximum current.
  • Use the external components and layout recommended by the manufacturer.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

LTC3555-1

High Efficiency USB Power Manager + Triple Step-Down DC/DC, instant-on power, 4.2V float, QFN-28

  • High Efficiency USB Power Manager + Triple Step-Down DC/DC, instant-on power, 4.2V float, QFN-28
  • Check input range, output voltage and maximum current.
  • Use the external components and layout recommended by the manufacturer.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation