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| BD9470AEFV Datasheet, PDF (31/39 Pages) Rohm – White LED driver for medium sized and large sized LCD back light | |||
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BD9470AFMã»BD9470AEFV
3.3 Timing Chart
7.5V
VCC
2.0V
STB
REG58
FAIL
ISET
RT
SS
FB
2.6V
GND ( normal state )
1.5V
3.7V
SS=FB or LED
feed-back
LED
feed-back
VOUT
PWMï½
1.5V
0.8V
ILEDï½
LED_OPEN
LED_SHORT
LED_GND_SHORT
Disaable
Disaable
ISET_GND_SHORT Disaable
RT_GND_SHORT
UVLO
REG58_UVLO
VCC_UVLO
Disaable
OVP
SCP
Disaable
Enable
Enable
Enable
Enable
Enable
Figure 34. Timing Chart
www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
TSZ22111ã»15ã»001
31/35
0.8V
2.4V
Disaable
Disaable
Disaable
Disaable
Disaable
TSZ02201-0F10C1002000-1-2
19.Oct.2013 Rev.003
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