LM5155 datasheet, controller equivalent, Texas Instruments

LM5155 controller equivalent, 2.2-mhz wide input nonsynchronous boost flyback controller.

Features and benefits

*1 Functional safety capable
– Documentation available to aid functional safety system design
* Wide Input Operating Range for Battery Application.

Application

  – 3.5-V to 45-V Operating Range
  – 2.97-V to 16-V When BIAS = VCC
  – Minim.

Description

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 batte.

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