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LTC3531 - Buck-Boost Synchronous DC/DC Converters

Key Features

  • Regulated Output with Input Above, Below or Equal to the Output.
  • Single Inductor.
  • Up to 90% Efficiency.
  • VIN Range: 1.8V to 5.5V.
  • 200mA at 3.3VOUT from 3.6V Input.
  • 125mA at 3VOUT from 2.5V Input.
  • Fixed VOUT Versions (TSOT, DFN): 3.3V, 3V.
  • Adjustable VOUT Version (DFN): 2V to 5V.
  • Burst Mode® Operation, No External Compensation.
  • Ultra Low Quiescent Current: 16μA, Shutdown Current.

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Other Datasheets by Linear Technology (now Analog Devices)

Part Number Description
LTC3531-3 Buck-Boost Synchronous DC/DC Converters
LTC3531-3.3 Buck-Boost Synchronous DC/DC Converters
LTC3530 Wide Input Voltage Synchronous Buck-Boost DC/DC Converter
LTC3532 Micropower Synchronous Buck-Boost DC/DC Converter
LTC3533 2A Wide Input Voltage Synchronous Buck-Boost DC/DC Converter

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LTC3531/ LTC3531-3.3/LTC3531-3 200mA Buck-Boost Synchronous DC/DC Converters + U U FEATURES ■ Regulated Output with Input Above, Below or Equal to the Output ■ Single Inductor ■ Up to 90% Efficiency ■ VIN Range: 1.8V to 5.5V ■ 200mA at 3.3VOUT from 3.6V Input ■ 125mA at 3VOUT from 2.5V Input ■ Fixed VOUT Versions (TSOT, DFN): 3.3V, 3V ■ Adjustable VOUT Version (DFN): 2V to 5V ■ Burst Mode® Operation, No External Compensation ■ Ultra Low Quiescent Current: 16μA, Shutdown Current <1μA ■ Only 3 External Components Required (Fixed Voltage Versions) ■ Short-Circuit Protection ■ Output Disconnect in Shutdown ■ Available in 6-Pin ThinSOT and 3mm × 3mm DFN Packages U APPLICATIO S ■ Handheld Instruments ■ MP3 Players ■ Handheld computers ■ PDA/GPS DESCRIPTIO The LTC®3531/LTC3531-3.