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SP6686ER-L/TR Datasheet(PDF) 7 Page - Exar Corporation

Part # SP6686ER-L/TR
Description  400mA Buck/Boost Charge Pump LED Driver
PDF  12 Pages
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Manufacturer  EXAR [Exar Corporation]
Direct Link  http://www.exar.com
Logo EXAR - Exar Corporation

SP6686ER-L/TR Datasheet(HTML) 7 Page - Exar Corporation

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S
SP
P6
66
68
86
6
4
40
00
0m
mA
A B
Bu
ucck
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Bo
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Ch
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Pu
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p L
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© 2009 Exar Corporation
7/12
Rev. 2.0.0
Fig. 16: Battery Current vs Supply Voltage
D1=AOT2015HPW-1915 LED, RSENSE=0.3Ω
RSET=106kΩ, CIN=2.2µF, CFC=0.47µF,COUT=1µF
Fig. 17: Battery Current vs Supply Voltage
D1=AOT3228HPW0303B LED, RSENSE=0.3Ω
RSET=140kΩ, CIN=2.2µF, CFC=0.47µF,COUT=1µF
Fig. 18: Startup Torch
VIN=3.6V, VOUT=3.1V, CIN=4.7µF, CFC=0.47µF,COUT=2.2µF
Fig. 19: Startup Flash
VIN=3.6V, VOUT=3.5V, CIN=4.7µF, CFC=0.47µF,COUT=2.2µF
Fig. 20: Torch in 1x to Flash in 1x Mode
VIN=4.2V, CIN=4.7µF, CFC=0.47µF,COUT=2.2µF
Fig. 21: Torch in 1x to Flash in 2x Mode
VIN=3.6V, CIN=4.7µF, CFC=0.47µF,COUT=2.2µF



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