LT3496 LINER [Linear Technology], LT3496 Datasheet - Page 20

• Manufacturer Part Number: LT3496
• Description: Triple Output LED Driver
• Manufacturer: LINER [Linear Technology]

LT3496
TYPICAL APPLICATION
RELATED PARTS
PART NUMBER
LT1618
LT3453
LT3466
LT3467/LT3467A
LT3474
LT3475
LT3476
LT3477
LT3478/LT3478-1
LT3479
ThinSOT and True Color PWM are trademarks of Linear Technology Corporation.
20
3V TO 16V
V
1μF
C8
IN
10V TO 16V
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
PV
SHDN
PWM
IN
2.2μF
C1
C1: MURATA GRM31MR71E225KA93
C2, C4, C6: MURATA GRM21BR71H104KA01B
C3, C5, C7: MURATA GRM31MR71H105KA88
C8: MURATA GRM31MR71E105KA93
D1-D3: DIODES DFLS160
L1-L3: TAIYO YUDEN NP04SZB 100M
M1-M3: ZETEX ZXMP6A13F
DESCRIPTION
Constant Current, 1.4MHz, 1.5A Boost Converter
1MHz, 800mA Synchronous Buck-Boost High Power
LED Driver
Dual Constant Current, 2MHz, High Effi ciency White LED
Boost Regulator with Integrated Schottky Diode
1.1A (ISW), 1.3MHz/2.1MHz, High Effi ciency Step-Up
DC/DC Converters with Integrated Soft-Start
Step-Down 1A 2MHz LED Driver
Dual Step-Down 1.5A, 2mV LED Driver
High Current 2MHz Quad 1.5A Output LED Driver
3A, 42V, 3MHz Step-Up Regulator with Dual Rail-to-Rail
Current Sense
4.5A, 2.25MHz LED Driver with 3000:1 Ture Color PWM™
Dimming
3A, Full-Featured DC/DC Converter with Soft-Start and
Inrush Current Protection
CAP1-3
LED1-3
V
PWM1-3
SHDN
10μH
IN
Triple Buck-Boost Mode 100mA × 6 LED Driver
L1
SW1
●
TG1
FAX: [phone]
100mA
CAP1
LED1
D1
0.1μF
C2
1Ω
M1
PV
IN
3.9M
100k
6 LEDs
C3
1μF
OVP1
10μH
L2
●
SW2
LT3496
GND
www.linear.com
TG2
100mA
CAP2
LED2
D2
0.1μF
C4
1Ω
M2
PV
IN
3.9M
100k
6 LEDs
C5
1μF
OVP2
10μH
L3
SW3
TG3
100mA
LED3
CAP3
D3
CTRL1-3
OVP1-3
0.1μF
TG1-3
VC1-3
FADJ
C6
V
1Ω
COMMENTS
V
10-Pin MS Package
V
QFN Package
V
V
ThinSOT™ Package
V
TSSOP Package
V
V
38-Lead 5mm × 7mm QFN Package
V
TSSOPE Packages
V
TSSOPE Package
V
DFN, TSSOP Packages
REF
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
: 1.6V to 18V, V
: 2.7V to 5.5V, V
: 2.7V to 24V, V
: 2.4V to 16V, V
: 4V to 36V, V
: 4V to 36V, I
: 2.8V to 16V, V
: 2.5V to 2.5V, V
: 2.8V to 36V, V
: 2.5V to 24V, V
M3
PV
IN
3.9M
100k
6 LEDs
C7
1μF
OVP3
10k
3496 TA06
470pF
Q
OUT(MAX)
= 6mA, I
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
0.5A/DIV
0.1A/DIV
5V/DIV
= 15V, I
SD
PWM
I
= 36V, I
= 40V, I
= 40V, I
= 33.5V, I
= 40V, I
= 40V, I
LED
= 5.5V, I
= 40V, I
I
< 1μA, 20-Lead TSSOPE Package
L
3000:1 PWM Dimming at 120Hz
Q
© LINEAR TECHNOLOGY CORPORATION 2007
Q
Q
Q
= 2.6mA, I
Q
Q
Q
Q
= 1.8mA, I
= 5mA, I
= 1.2mA, I
Q
= 6.1mA, I
= 6.5mA, I
= 5mA, I
= 2.5mA, I
= 5.5mA, I
LT 1208 REV E • PRINTED IN USA
SD
SD
SD
0.5μs/DIV
SD
SD
SD
SD
SD
< 16μA, DFN Package
< 1μA,
< 1μA, QFN, 16-Pin
SD
< 1μA,
< 1μA,
< 3μA, 16-Pin
< 1μA,
< 6μA,
< 1μA,
3496 TA06b
3496fe