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| LTC3490 Datasheet, PDF (10/12 Pages) Linear Technology – Single Cell 350mA LED Driver | |||
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LTC3490
TYPICAL APPLICATIO S
Luxeon Red LED Driver Without Dimming
3.3µH
1 NiMH OR +
ALKALINE
CELL
ON/OFF
1M
VIN
SW
CAP
LTC3490
CTRL/SHDN LED
CELLS LOBAT
GND
4.7µF
0.6â¦
LUMILEDS
LUXEON
LXHL-BD03
3490 TA06
10
Luxeon Red LED Driver with Dimming
3.3µH
ON/OFF
1 NiMH OR +
ALKALINE
CELL
1M
VIN
SW
CAP
LTC3490
CTRL/SHDN LED
CELLS LOBAT
GND
4.7µF
MBRM120E
LUMILEDS
LUXEON
LXHL-BD03
3490 TA07
Efficiency vs VIN with Red LED
90
RESISTOR
80
SCHOTTKY
70
60
50
40
30
20
10
0
1
1.5
2
2.5
3
VIN (V)
3490 G06
3490fa
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