LTC3862 Datasheet, PDF (40/40 Pages) Linear Technology – Multi-Phase Current Mode Step-Up DC/DC Controller

LTC3862
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LTC1624
Current Mode DC/DC Controller
LTC1700
No R_SENSE™ Synchronous Step-Up Controller
LTC1871/LTC1871-1 Wide Input Range, No R_SENSE Current Mode Boost,
LTC1871-7
Flyback and SEPIC Controller
SO-8, 300kHz Operating Frequency, Buck, Boost, SEPIC Design,
V_IN Up to 36V
Up to 95% Efficiency, Operating as Low as 0.9V Input
Programmable Frequency from 50kHz to 1MHz in MSOP-10 Package.
LT^®1950
Single Switch PWM Controller with Auxiliary Boost Wide Input Range Forward, Flyback, Boost or SEPIC Controller Suitable for
Converter
36V to 72V Inputs
LT1952/LT1952-1 Single Switch Synchronous Forward Controllers
Ideal for High Power 48V Input Applications
LTC3704
LTC3706/LTC3705
Positive-to-Negative DC/DC Controller
Isolated Synchronous Forward Converter Chip Set
with PolyPhase^® Capability
No R_SENSE, Current Mode Control, 50kHz to 1MHz
Ideal for High Power 48V Input Applications
LTC3726/LTC3725 Isolated Synchronous Forward Converter Chip Set Ideal for High Power 48V Input Applications
LT3782A
LTC3803
LTC3803-3
LTC3803-5
2-Phase Step-Up DC/DC Controller
Constant-Frequency Current Mode Flyback DC/DC
Controllers in ThinSOT™
6V ≤ V_IN ≤ 40V, 4A Gate Drive, 150kHz to 500kHz
Wide Input Range Flyback, Boost and SEPIC Controller. High Temperature
Grade Available
LTC3805
Adjustable Frequency Current Mode DC/DC Controller Wide Input Range Flyback, Boost and SEPIC Controller with Programmable
Frequency, Run and Soft-Start
LTC3806
Synchronous Flyback DC/DC Controller
Current Mode Flyback Controller with Synchronous Gate Drive
LTC3813
100V Current Mode Synchronous Step-Up Controller Large 1Ω Gate Drivers, No Current Sense Resistor Required
LTC3814-5
60V Current Mode Synchronous Step-Up Controller Large 1Ω Gate Drivers, No Current Sense Resistor Required
LT3825
Isolated No-OPTO Synchronous Flyback Controller Input Voltage Limited Only by External Components, Ideal for 48V Input
with Wide Input Supply Range
Applications
LT3837
Isolated No-OPTO Synchronous Flyback Controller Suitable for Industrial 9V to 36V Inputs
LTC3872
LTC3873
LTC3873-5
No R_SENSE Current Mode Boost DC/DC Controller
No R_SENSE Constant Frequency Current Mode
Flyback, Boost and SEPIC DC/DC Controllers
550kHz Fixed Frequency, 2.75V ≤ V_IN ≤ 9.8V, ThinSOT Package
Programmable Soft-Start, Adjustable Current Limit, 2mm × 3mm DFN or
8-Lead TSOT-23 Packages
LTC3780
High Efficiency, Synchronous, 4-Switch Buck-Boost V_IN: 4V to 36V, V_OUT: 0.8V to 30V, I_Q = 1.5mA, I_SD < 55μA, SSOP-24,
Controller
QFN-32 Packages
PolyPhase is a registrated treademark of Linear Technology Corporation. No R_SENSE and ThinSOT are trademarks of Linear Technology Corporation.
40 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] ^● FAX: [phone] ^● www.linear.com
3862fb
LT 1208 REV B • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2008