LM3410, LM3410Q
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SNVS541G –OCTOBER 2007–REVISED MAY 2013
LM3410X WSON Design Example 3: 7 LEDs x 5 LED String Backlighting Application
LEDs
L
D
1
1
VIN
LM3410
C
R
1
2
3
6
5
4
1
2
I
LED
C
2
DIMM
I
SET
R
1
Figure 31. LM3410X (1.6MHz): VIN = 2.7V to 5.5V, 7 x 5 x 3.3V LEDs, (VOUT ≊ 16.7V), ILED ≊ 25mA
Part ID
Part Value
2.8A ISW LED Driver
10µF, 6.3V, X5R
4.7µF, 25V, X5R
0.4Vf Schottky 500mA, 30VR
8.2µH, 2A
Manufacturer
TI
Part Number
LM3410XSD
U1
C1, Input Cap
C2 Output Cap
D1, Catch Diode
L1
TDK
C2012X5R0J106M
C2012X5R1E475M
MBR0530
TDK
Diodes Inc
Coilcraft
Vishay
Vishay
Lite-On
MSS6132-822ML
CRCW08051R15F
CRCW08051003F
LTW-150k
R1
1.15Ω, 1%
R2
100kΩ, 1%
LED's
SMD-1206, 50mA, Vf ≊ 3 .6V
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