LM51551, LM5155 Datasheet - Texas Instruments

LM51551, LM5155, 2.2-MHz Wide Input Nonsynchronous Boost Flyback Controller

Product Folder Order Now Technical Documents Tools & Software Support & Community LM5155, LM51551 SNVSB75B * DECEMBER 2018 * REVI.
The LM5155x ( LM5155 and LM51551 ) device is a wide input range, non-synchronous boost controller that uses peak current mode control.

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LM5155-etcTI.pdf

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

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.

Features

* 1 Functional safety capable
* Documentation available to aid functional safety system design

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 When BIAS ≥ 3.5 V
* Input Transient Protection up to 50 V
* Minimized Battery Drain
* Low Shutdown Current ( IQ ≤ 2.6 µA )
* Low Operating Cur

LM51551 Distributors

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

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