LTC3400 Linear Technology, LTC3400 Datasheet - Page 12

• Manufacturer Part Number: LTC3400
• Description: 600mA/ 1.2MHz Micropower Synchronous Boost Converter in ThinSOT
• Manufacturer: Linear Technology

LTC3400/LTC3400B
RELATED PARTS
PART NUMBER
LT1308A/LT1308B
LT1613
LT1615
LT
LT1619
LTC1872
LT1930/LT1930A
LT1932
LT1946/LT1946A
LT1949
LTC3401
LTC3402
LTC3423
LTC3424
12
TYPICAL APPLICATIO
®
1618
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone]
DESCRIPTION
High Current, Micropower, Single Cell 600kHz DC/DC Converter
1.4MHz, Single Cell DC/DC Converter in ThinSOT
Micropower Step-Up DC/DC Converter in ThinSOT
1.4MHz Step-Up DC/DC Converter with Current Limit
High Efficiency Boost DC/DC Controller
ThinSOT Boost DC/DC Controller
1.2MHz/2.2MHz DC/DC Converters in ThinSOT
Constant Current Step-Up LED Driver
1.2MHz/2.7MHz Boost DC/DC Converters
600kHz, 1A Switch PWM DC/DC Converter
1A, 3MHz Micropower Synchronous Boost Converter
2A, 3MHz Micropower Synchronous Boost Converter
1A, 3MHz Micropower Synchronous Boost Converter
2A, 3MHz Micropower Synchronous Boost Converter
+
D1: CENTRAL SEMI CMDSH2-3
L1: SUMIDA CMD4D06-3R3MC
U
Single AA Cell to 2.5V Synchronous Boost Converter
SINGLE
AA CELL
www.linear.com
C1
4.7 F
OFF ON
3.3 H
6
4
L1
V
SHDN
IN
LTC3400
GND
SW
1
2
V
OUT
FB
D1
5
3
R1
1.02M
1%
R2
1.02M
1%
1.5A Switch, 1.6V to 18V Input Range,
Input or Output Current Limiting
1A Gate Drive, 1.1V to 20V Input, Separate V
V
1.5A, 36V Internal Switch, 8-Pin MSOP Package
Low-Battery Detect Active in Shutdown
COMMENTS
5V at 1A with Single Li-Ion Cell, V
V
I
50kHz, 2.5V to 9.8V Input
Drives Up to Eight White LEDs, ThinSOT Package
1A, 0.5 , 30V Internal Switch, V
1A Switch, Programmable Frequency, 10-Pin MSOP Package
2A Switch, Programmable Frequency, 10-Pin MSOP Package
1A Switch, Separate Bias Pin for Low Output Voltages
2A Switch, Separate Bias Pin for Low Output Voltages
Q
IN
IN
= 20 A, 1 A Shutdown Current, V
as Low as 1.1V, 3V at 30mA from Single Cell
= 2.6V to 16V, 5V at 450mA from 3.3V Input
3400 TA04a
C2
4.7 F
V
2.5V
130mA
OUT
LINEAR TECHNOLOGY CORPORATION 2001
IN
OUT
LT/TP 0302 2K • PRINTED IN USA
as Low as 1.5V,
IN
to 34V
as Low as 1V
CC
for Gate Drive
3400f