LM3410, LM3410Q
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SNVS541G –OCTOBER 2007–REVISED MAY 2013
LM3410X WSON Design Example 9: Camera Flash or Strobe Circuit Application
V
IN
V
O
L
1
D
1
C
3
C
1
LM3410
LED(s)
L
2
C
2
1
2
3
6
5
4
R
R
2
Q
2
R
3
1
R
4
Q
1
FLASH CTRL
Figure 37. LM3410X (1.6MHz): VIN = 2.7V to 5.5, (VOUT ≊ 7.5V), ILED ≊ 1.5A Flash
Part ID
U1
Part Value
2.8A ISW LED Driver
10µF, 6.3V, X5R
220µF, 10V, Tanatalum
10µF, 16V, X5R
0.43Vf, Schotky, 1.0A, 20VR
3.3µH 2.7A
Mfg
TI
Part Number
LM3410XSD
C1 Input VPWR Cap
TDK
C1608X5R0J106K
T491V2271010A2
C3216X5R0J106K
DFLS120L
C2 Output Cap
KEMET
TDK
C3 Cap
D1, Catch Diode
Diodes Inc
Coilcraft
Vishay
Vishay
Vishay
Vishay
ZETEX
CREE
L1
R1
MOS6020-332
1.0kΩ, 1%
CRCW08051001F
CRCW08053742F
CRCW08051003F
CRCW0805R150F
ZXMN3A14F
R2
37.4kΩ, 1%
R3
100kΩ, 1%
R4
0.15Ω, 1%
Q1, Q2
LED’s
30V, ID = 3.9A
500mA, Vf ≊ 3 .6V, IPULSE = 1.5A
XREWHT-L1-0000-00901
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