BD6067GU_11 ROHM [Rohm], BD6067GU_11 Datasheet

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BD6067GU_11

Manufacturer Part Number
BD6067GU_11
Description
White Backlight LED Drivers for Small to Medium LCD Panels (Switching Regulator Type)
Manufacturer
ROHM [Rohm]
Datasheet
© 2011 ROHM Co., Ltd. All rights reserved.
LED Drivers for LCD Backlights
White Backlight LED Drivers
for Small to Medium LCD Panels
(Switching Regulator Type)
●Description
●Features
●Applications
●Line up matrix
www.rohm.com
BD6067GU, BD6069GUT, BD6071HFN, BD6072HFN
Switching Regulator type LED Driver Series for small LCD backlight are boost DC/DC converters possible to drive the white
LEDs at constant. It is possible that turning on white LED steadily by a series connection which has no current variation, and
by a fast transient response with current mode. And, BD6069GUT/BD6071HFN/BD6072HFN are white LED driver ICs with
synchronous rectification. With synchronous rectification (no external schottky diode required) and small package, they can
save mount space. BD6071HFN suited over voltage and over current limit from BD6069GUT/BD6072HFN.
These drivers are applicable for various fields such as mobile phones, portable game machines, Inter-phone camera,
audio player, portable DVD player, back light for printer display etc… and support light of the camera for the mobile phone,
simple flash. And, these can use power supply for OEL.
BD6067GU
BD6069GUT
BD6071HFN
BD6072HFN
1) Boost DC/DC converter
2) Adjustment of brightness by external PWM pulse
3) Possible to driving 3 LEDs (BD6071HFN )
4) Possible to driving 4 LEDs (BD6069GUT, BD6072HFN)
5) Possible to driving 8 LEDs (BD6067GU)
6) Soft start function (BD6067GU, BD6069GUT, BD6071HFN, BD6072HFN)
7) Synchronous rectification Boost DC/DC converter (BD6069GUT, BD6071HFN, BD6072HFN)
8) No external schottky diode required (BD6069GUT, BD6071HFN, BD6072HFN)
9) Output Open • Short protect (BD6069GUT, BD6071HFN, BD6072HFN)
Parameter
voltage range
2.7 ~ 5.5V
2.7 ~ 5.5V
2.7 ~ 5.5V
2.7 ~ 5.5V
Input
0.8 ~ 1.2MHz
0.8 ~ 1.2MHz
0.8 ~ 1.2MHz
0.8 ~ 1.2MHz
frequency
Switching
1/29
White LED
5 ~ 8
number
4
3
4
temperature range
-30 ~ +85℃
-30 ~ +85℃
-30 ~ +85℃
-30 ~ +85℃
Operating
2011.01 - Rev.C
VCSP85H1
VCSP60N1
Package
HSON8
HSON8
No.11040ECT19

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