1ch Boost up type White LED Driver for large LCD - BD9413F

BD9413F is a high efficiency driver for white LEDs and is designed for large LCDs. BD9413F has a boost DC/DC converter that employs an array of LEDs as the light source. BD9413F has some protect functions against fault conditions, such as over-voltage protection (OVP), over current limit protection of DC/DC (OCP), LED OCP protection, and Over boost protection (FBMAX). Therefore it is available for the fail-safe design over a wide range output voltage.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BD9413F-E2ActiveSOP1820002000TapingYes

BD9413F Data Sheet

Specifications
TopologyBoost
Number of Outputs1
Vin(Min.)[V]9.0
Vin(Max.)[V]35.0
Frequency(Max.)[MHz]0.15
LED Configuration1
DimmingAnalog
Operating Temperature (Min.)[°C]-40
Operating Temperature (Max.)[°C]105
Technical Documents
Features
  • DCDC converter with current mode
  • LED protection circuit (Over boost protection, LED OCP protection)
  • Over-voltage protection (OVP) for the output voltage VOUT
  • Adjustable soft start
  • Adjustable oscillation frequency of DCDC
  • Wide range of analog dimming 0.2V to 3.0V
  • UVLO detection for the input voltage of the power stage
  • LED Dimming PWM Over Duty Protection(ODP)
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