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LTC3531-3 - Buck-Boost Synchronous DC/DC Converters

Download the LTC3531-3 datasheet PDF. This datasheet also covers the LTC3531 variant, as both devices belong to the same buck-boost synchronous dc/dc converters family and are provided as variant models within a single manufacturer datasheet.

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.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (LTC3531_LinearTechnology.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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LTC3523-2 Synchronous 600mA Step-Up And 400mA Step-Down DC/DC Converters Linear Technology Corporation
LTC3524 Adjustable TFT Bias Supply Linear Technology Corporation
LTC3525-3 400mA Micropower Synchronous Step-Up DC/DC Converter Linear Technology Corporation

Other Datasheets by Linear Technology (now Analog Devices)

Part Number Description
LTC3531-3.3 Buck-Boost Synchronous DC/DC Converters
LTC3531 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.

View original datasheet text
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.