LT3460 데이터 시트보기 (PDF) - Linear Technology
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LT3460 Datasheet PDF : 12 Pages
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LT3460/LT3460-1
TYPICAL APPLICATIONS
VIN
3V TO 10V
5V to 5V SEPIC
L1
22μH
C3
0.22μF D1
C1
1μF
VIN
SW
L2
22μH
30k
LT3460
SHDN
FB
GND
10k
C1, C2: TAIYO YUDEN X5R LMK107BJ105
C3: TAIYO YUDEN X7R LMK107BJ224
D1: ON SEMICONDUCTOR MBR0520
L1, L2: MURATA LQH32CN-220 OR EQUIVALENT
VOUT
5V
50mA
50pF
C2
1μF
3460 TA06
Efficiency
80
VIN = 6.5V
75
VIN = 4V VIN = 5V
70
65
60
55
50
0
50
100
LOAD CURRENT (mA)
150
3460 TA06a
RELATED PARTS
PART NUMBER
LT1613
LT1615/LT1615-1
LT1944/LT1944-1
LT1945
LT1961
LTC3400/LTC3400B
LTC3401/LTC3402
LT3461/LT3461A
LT3464
LT3465/LT3465A
DESCRIPTION
COMMENTS
550mA (ISW), 1.4MHz, High Efficiency Step-Up DC/DC
Converter
VIN: 0.9V to 10V, VOUT(MAX) = 34V, IQ = 3mA, ISD<1μA,
ThinSOT Package
300mA/80mA (ISW), Constant Off-Time, High Efficiency Step- VIN: 1.2V to 15V, VOUT(MAX) = 34V, IQ = 20μA, ISD<1μA,
Up DC/DC Converter
ThinSOT Package
Dual Output 350mA/100mA (ISW), Constant Off-Time, High
Efficiency Step-Up DC/DC Converter
VIN: 1.2V to 15V, VOUT(MAX) = 34V, IQ = 20μA, ISD<1μA,
MS Package
Dual Output, Pos/Neg, 350mA (ISW), Constant Off-Time, High VIN: 1.2V to 15V, VOUT(MAX) = ±34V, IQ = 20μA, ISD<1μA,
Efficiency Step-Up DC/DC Converter
MS Package
1.5A (ISW), 1.25MHz, High Efficiency Step-Up DC/DC
Converter
VIN: 3V to 25V, VOUT(MAX) = 35V, IQ = 0.9mA, ISD<6μA,
MS8E Package
600mA (ISW), 1.2MHz, Synchronous Step-Up DC/DC Converter VIN: 0.85V to 5V, VOUT(MAX) = 5V, IQ = 19μA/300μA, ISD<1μA,
ThinSOT Package
1A/2A (ISW), 3MHz, Synchronous Step-Up DC/DC Converter
0.3A (ISW), 1.3MHz/3MHz, High Efficiency Step-Up DC/DC
Converter with Integrated Schottky
VIN: 0.5V to 5V, VOUT(MAX) = 6V, IQ = 38μA, ISD<1μA, MS Package
VIN: 2.5V to 16V, VOUT(MAX) = 38V, IQ = 2.8mA, ISD<1μA, SC70,
ThinSOT Packages
0.08A (ISW), High Efficiency Step-Up DC/DC Converter with
Integrated Schottky, Output Disconnect
VIN: 2.3V to 10V, VOUT(MAX) = 34V, IQ = 25μA, ISD<1μA,
ThinSOT Package
Constant Current, 1.2MHz/2.7MHz, High Efficiency White LED VIN: 2.7V to 16V, VOUT(MAX) = 30V, IQ = 1.9mA, ISD<1μA,
Boost Regulator with Integrated Schottky Diode
ThinSOT Package
12 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
3460fb
LT 0208 REV B • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2007
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