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LT8705A - Synchronous 4-Switch BuckBoost DC/DC Controller

Download the LT8705A datasheet PDF. This datasheet also covers the LT8708A variant, as both devices belong to the same synchronous 4-switch buckboost dc/dc controller family and are provided as variant models within a single manufacturer datasheet.

General Description

The LT®8705A is a high performance buck-boost switching regulator controller that operates from input voltages above, below or equal to the output voltage.

Key Features

  • nn Single Inductor Allows VIN Above, Below, or Equal to Regulated VOUT nn VIN Range 2.8V (Need EXTVCC > 6.4V) to 80V nn VOUT Range: 1.3V to 80V nn Quad N-Channel MOSFET Gate Drivers nn Synchronous Rectification: Up to 98% Efficiency nn Input and Output Current Monitor Pins nn Synchronizable Fixed Frequency: 100kHz to 400kHz nn Integrated Input Current, Input Voltage, Output Cur- rent and Output Voltage Feedback Loops nn Improved Light Load Transition from DCM to FCM nn Improved IMON_OUT, IMON_IN.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (LT8708A-Linear.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
LT8705 Synchronous 4-Switch Buck-Boost DC/DC Controller Linear Technology
LT8708 80V Synchronous 4-Switch Buck-Boost DC/DC Controller Analog Devices
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LT8722 Full Bridge Driver Analog Devices
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Other Datasheets by Linear Technology (now Analog Devices)

Part Number Description
LT8708 80V Synchronous 4-Switch Buck-Boost DC/DC Controller
LT8709 Negative Input Synchronous Multi-Topology DC/DC Controller
LT8710 Synchronous SEPIC/Inverting/Boost Controller
LT8711 Micropower Synchronous Multitopology Controller
LT8714 Bipolar Output Synchronous Controller

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
LT8705A 80V VIN and VOUT Synchronous 4-Switch BuckBoost DC/DC Controller Features nn Single Inductor Allows VIN Above, Below, or Equal to Regulated VOUT nn VIN Range 2.8V (Need EXTVCC > 6.4V) to 80V nn VOUT Range: 1.