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SC1633 Datasheet Low Voltage Step-up DC-dc Converter

Manufacturer: SEMTECH

Overview: LOW VOLTAGE STEP-UP DC-DC CONVERTER January 29, 1998 SC1633 TEL:805-498-2111 FAX:805-498-3804 WEB:http://www.semtech.

General Description

The SC1633 is a high efficiency step up DC-DC converter.

Only four external components are required to deliver a fixed voltage of 3V, 3.3V, or 5V.

Efficiency beyond 83% can be easily achieved at 70mA load with 2.2V to 3V input voltages.

Key Features

  • High efficiency 87%.
  • Power-saving shutdown mode (7µA typical).
  • Internal 0.8A switch.
  • 120kHz switching rate.
  • Adjustable switch current limit.
  • On-chip low battery detector.

SC1633 Distributor