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P1885 Description

UTC P1885 consists of 2A step-down switching regulator control which includes a reference voltage source, oscillation circuit, error amplifier, internal PMOS and etc with PWM. UTC P1885 can provide low-ripple power, high efficiency, and excellent transient characteristics and an enable function, an over current protect function and a short circuit protect function are built inside, so the operation frequency will be...

P1885 Key Features

  • FEATURES
  • Soft-start, Current Limit, Enable function
  • Thermal Shutdown function
  • Built-in internal SW P-channel MOS
  • Input voltage: 3.6V to 23V
  • Output voltage: 0.8V to VCC
  • Duty ratio: 0% to 100% PWM control
  • Oscillation frequency: 300KHz typ
  • ORDERING INFORMATION
  • MARKING