Download LM3430 Datasheet PDF
LM3430 page 2
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LM3430 Description

The LM3430 is a high voltage low-side N-channel MOSFET controller. Ideal for use in a boost regulator, the LM3430 can power the LED backlight in LCD panels, such as in notebook PCs.

LM3430 Key Features

  • 2 Internal 40V Startup Regulator
  • 1A Peak MOSFET Gate Driver
  • VIN Range 6V to 40V
  • Duty Cycle Limit in Excess of 90%
  • Programmable UVLO with Hysteresis
  • Cycle-by-Cycle Current Limit
  • External Synchronizable (AC-coupled)
  • Single Resistor Oscillator Frequency Set
  • Slope pensation
  • Adjustable Soft-start

LM3430 Applications

  • LED Backlight Driver (panion to LM3432)