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| AAT2845 Datasheet, PDF (9/19 Pages) Advanced Analogic Technologies – Four-Channel Backlight Driver with Dual LDOs | |||
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AAT2845
Four-Channel Backlight Driver with Dual LDOs
Typical Characteristics
CIN = CO1 = CO2 = 2.2µF, C1 = C2 = 1.0µF, CBP = 0.1µF; TA = 25°C, unless otherwise noted. Typical values are
at TA = 25°C and VIN = 3.6V.
LDOA Line Transient Response
(10mA Load)
LDOB Line Transient Response
(10mA Load)
VIN
(400mV/div)
VOUT
(10mV/div)
VIN = 3.7V
VIN = 4.2V
VIN
(400mV/div)
VOUT
(10mV/div)
VIN = 3.7V
VIN = 4.2V
Time (40µs/div)
Time (40µs/div)
LDOA Load Transient Response
LDOB Load Transient Response
IOUT
(100mA/div)
VOUT
(100mV/div)
Time (20µs/div)
IOUT
(100mA/div)
VOUT
(100mV/div)
Time (20µs/div)
2845.2006.12.1.0
9
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