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LM51551, LM5155 Datasheet - Texas Instruments

LM51551 2.2-MHz Wide Input Nonsynchronous Boost Flyback Controller

The LM5155x ( LM5155 and LM51551 ) device is a wide input range, non-synchronous boost controller that uses peak current mode control. The device can be used in boost, SEPIC, and flyback topologies. The LM5155x device can start up from a 1-cell battery with a minimum of 2.97 V if the BIAS pin is con.

LM51551 Features

* 1 Functional safety capable

* Documentation available to aid functional safety system design

* Wide Input Operating Range for Battery Applications

* 3.5-V to 45-V Operating Range

* 2.97-V to 16-V When BIAS = VCC

* Minimum Boost Supply Voltage 1.5 V Wh

LM5155-etcTI.pdf

This datasheet PDF includes multiple part numbers: LM51551, LM5155. Please refer to the document for exact specifications by model.
LM51551 Datasheet Preview Page 2 LM51551 Datasheet Preview Page 3

Datasheet Details

Part number:

LM51551, LM5155

Manufacturer:

Texas Instruments ↗

File Size:

1.67 MB

Description:

2.2-mhz wide input nonsynchronous boost flyback controller.

Note:

This datasheet PDF includes multiple part numbers: LM51551, LM5155.
Please refer to the document for exact specifications by model.

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TAGS

LM51551 LM5155 2.2-MHz Wide Input Nonsynchronous Boost Flyback Controller Texas Instruments

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