Datasheet

LT3496
15
3496ff
typical applications
Dual Boost LED Driver
Triple Boost 20mA × 8 LED Driver
C2
1µF
C3
1µF
C4
1µF
PV
IN
12V
LED1
M1
1Ω
470pF
OPEN
3496 TA04
L1
10µH
L2
10µH
L3
10µH
CAP1
D1 D2 D3
SW1 TG1 SW2
LT3496
GND
SW3 TG2
OVP1, OVP2, OVP3
TG3
VC1, VC2, VC3
V
REF
f
ADJ
CTRL1, CTRL2, CTRL3
CAP1, CAP2, CAP3
LED1, LED2, LED3
V
IN
PWM1, PWM2, PWM3
SHDN
PWM
SHDN
V
IN
3V TO 12V
C5
1µF
C1
2.2µF
LED2
1Ω
CAP2
10 LEDs
200mA
20k
OVP2-3
10k
LED3
M2
1Ω
CAP3
10 LEDs
100mA
825k
825k
20k
OVP1
C1: MURATA GRM31MR71C225KA35
C2-C5: MURATA GRM31MR71H105KA88
D1-D3: DIODES DFLS160
L1-L3: TAIYO YUDEN NP04SZB 100M
M1, M2: ZETEX ZXMP6A13F
8 LEDs
C2
1µF
C3
1µF
C4
1µF
PV
IN
5V
20mA
825k
20k
OVP1
LED1
TG1
5Ω
470pF
3496 TA08a
L1
22µH
L2
22µH
L3
22µH
CAP1
D1 D2 D3
M1 M2 M3
SW1 SW2
LT3496
GND
SW3
TG1, TG2, TG3
OVP1, OVP2, OVP3
VC1, VC2, VC3
CAP1, CAP2, CAP3
LED1, LED2, LED3
V
IN
PWM1, PWM2, PWM3
SHDN
PWM1, PWM2, PWM3
SHDN
V
IN
5V
C1: MURATA GRM31MR71C225KA35
C2-C5: MURATA GRM31MR71H105KA88
D1-D3: ZETEX ZLLS350
L1-L3: TAIYO YUDEN NP04SZB 220M
M1-M3: ZETEX ZXMP6A13F
C5
1µF
8 LEDs
20mA
825k
20k
OVP2
LED2
TG2
5Ω
CAP2
8 LEDs
20mA
825k
82k
OVP3
20k
10k
20k
LED3
TG3
5Ω
CAP3
C1
2.2µF
V
REF
CTRL1, CTRL2, CTRL3
f
ADJ