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BD6155FVM - DC/DC converter for LCD back light

Datasheet Summary

Description

Pin No.

1 2 3 4 5 6 7 8 Pin Name CURRENT1 CURRENT2 STBY LEDS LED GND C VBAT Function Fixed current setup pin1.

Fixed current setup pin2.

Features

  • 1) Built-in charging pump step-up circuit. 2) Built-in constant current driver for LED. (Current value : 4 steps variable) 3) Ultra small MSOP8 package. (Height 0.9mm Max. ) !Absolute maximum ratings (Ta=25°C) Parameter Maximum supply voltage Maximum input voltage Power dissipation Symbol VBAT VIN Pd Topr Tstg Limits.
  • 0.3~+6.0.
  • 0.3~+6.0 350 ∗.
  • 25~+75.
  • 55~+125 Unit V V mW °C °C Operating temperature Storage temperature ∗ Reduce to 3.5mW/°C when Ta=25°C or above.

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Datasheet Details

Part number BD6155FVM
Manufacturer ROHM
File Size 111.57 KB
Description DC/DC converter for LCD back light
Datasheet download datasheet BD6155FVM Datasheet
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Full PDF Text Transcription

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BD6155FVM Communication ICs DC/DC converter for LCD back light BD6155FVM BD6155FVM is an ideal IC to drive white LED used for the LCD back light of cellular phones, and PDA etc. This IC incorporates charging pump step-up circuit to drive white LED with high VF. It also integrates a driver to drive white LED with 4-step constant current. Only one external resistor can set the current value. !Applications Small portable appliances, such as cellular phones, PHS, PDA Battery-powered equipments using the white LED. !Features 1) Built-in charging pump step-up circuit. 2) Built-in constant current driver for LED. (Current value : 4 steps variable) 3) Ultra small MSOP8 package. (Height 0.9mm Max.
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