lt3465a Linear Technology Corporation, lt3465a Datasheet - Page 16

• Manufacturer Part Number: lt3465a
• Description: 2.4mhz White Led Step-up Converters With Built-in Schottky In Thinsot
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIO
RELATED PARTS
PART NUMBER DESCRIPTION
LT1618
LT1932
LT1937
LTC
LTC3202
LTC3205
LTC3405
LTC3405A
LTC3406
LTC3406B
LTC3407
LTC3411
LTC3412
LTC3440/
LTC3441
LT3466
LT3465/LT3465A
16
®
3200-5
3V TO 5V
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
Constant Current, Constant Voltage, 1.4MHz, High Efficiency
Boost Regulator
Constant Current, 1.2MHz, High Efficiency White LED
Boost Regulator
Constant Current, 1.2MHz, High Efficiency White LED
Boost Regulator
Low Noise, 2MHz, Regulated Charge Pump White LED Driver
Low Noise, 1.5MHz, Regulated Charge Pump White LED Driver Up to 8 White LEDs, V
Multi-Display LED Controller
300mA (I
DC/DC Converter
600mA (I
DC/DC Converter
Dual 600mA (I
DC/DC Converters
1.25A (I
2.5A (I
600mA/1.2A (I
DC/DC Converter
Full Function White LED Step-Up Converter with
Built-In Schottkys
C
C
L1: MURATA LQH32CN470 (LT3465)
L1: MURATA LQH32CN220 (LT3465A)
IN
OUT
OUT
: TAIYO YUDEN JMK107BJ105
C
1µF
OUT
IN
: TAIYO YUDEN GMK212BJ474
OUT
OUT
●
), 4MHz Synchronous Step-Down DC/DC Converter 95% Efficiency, V
47µH/22µH
FAX: [phone]
), 4MHz Synchronous Step-Down DC/DC Converter 95% Efficiency, V
), 1.5MHz Synchronous Step-Down
), 1.5MHz Synchronous Step-Down
L1
OUT
OUT
), 1.5MHz Synchronous Step-Down
), 2MHz/1MHz Synchronous Buck-Boost
V
CTRL
SW
IN
LT3465A
LT3465/
GND
V
U
OUT
FB
●
www.linear.com
R1
10Ω
Li-Ion to Six White LEDs
3465A TA04a
C
0.47µF
OUT
COMMENTS
Up to 16 White LEDs, V
I
Up to 8 White LEDs, V
I
Up to 4 White LEDs, V
I
Up to 6 White LEDs, V
ThinSOT Package
10-Lead MS Package
92% Efficiency, V
Sub, RGB, QFN Package
95% Efficiency, V
ThinSOT Package
95% Efficiency, V
I
95% Efficiency, V
I
I
I
95% Efficiency, V
I
Drives Up to 20 LEDs, Independent Step-Up Converters,
V
SHDN
SHDN
SHDN
SHDN
SHDN
SHDN
SHDN
SHDN
IN
: 2.7µV to 24V, DFN Package
: <1µA, 10-Lead MS Package
: <1µA, ThinSOT Package
: <1µA, ThinSOT
: <1µA, ThinSOT Package
: <1µA, MS10E, DFN Package
: <1µA, MS10, DFN Package
: <1µA, TSSOP16E Package
: <1µA, 10-Lead MS Package
IN
IN
IN
IN
IN
IN
IN
85
80
70
65
60
55
50
75
: 2.8V to 4.5V, I
: 2.7V to 6V, V
: 2.5V to 5.5V, V
: 2.5V to 5.5V, V
: 2.5V to 5.5V, V
: 2.5V to 5.5V, V
: 2.5V to 5.5V, V
0
V
6 LEDs
IN
IN
IN
IN
IN
IN
: 1V to 10V, V
: 2.5V to 10V, V
: 2.7V to 4.5V, I
: 2.7V to 4.5V, I
: 1.6V to 18V, V
= 3.6V
5
LED CURRENT (mA)
OUT(MIN)
Q
© LINEAR TECHNOLOGY CORPORATION 2005
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
: 4.2mA, I
OUT(MAX)
Q
Q
10
OUT(MAX)
OUT(MAX)
: 8mA, I
: 5mA, I
: 0.8V, I
LT/LT 0805 REV A • PRINTED IN USA
: 0.6V, I
: 0.6V, I
: 0.8V, I
: 0.8V, I
: 2.5V, I
SD
: 34V, I
: 34V, I
: <1µA, Drives Main,
SHDN
SHDN
15
: 34V, I
Q
: 20µA, I
Q
Q
Q
Q
Q
LT3465
LT3465A
: 20µA,
: 40µA,
: 60µA,
: 60µA,
: 25µA,
Q
: <1µA,
: <1µA,
3465A TA04b
: 1.2mA,
Q
Q
: 1.9mA,
: 1.8mA,
20
SHDN
: <1µA,
3465afa