LTC3727-1_15 Datasheet, PDF (32/32 Pages) Linear Technology – High Efficiency, 2-Phase Synchronous Step-Down Switching Regulators

LTC3727/LTC3727-1
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LTC1625/LTC1775
LTC1702
LTC1703
LTC1708-PG
LT1709/
LT1709-8
LTC1735
No R_SENSE^TM Current Mode Synchronous Step-Down Controllers
No R_SENSE 2-Phase Dual Synchronous Step-Down Controller
No R_SENSE 2-Phase Dual Synchronous Step-Down Controller
with 5-Bit Mobile VID Control
2-Phase, Dual Synchronous Controller with Mobile VID
High Efficiency, 2-Phase Synchronous Step-Down Switching Regulators
with 5-Bit VID
High Efficiency Synchronous Step-Down Switching Regulator
97% Efficiency, No Sense Resistor, 16-Pin SSOP
550kHz, No Sense Resistor
Mobile Pentium^® III Processors, 550kHz,
V_IN ≤ 7V
3.5V ≤ V_IN ≤ 36V, VID Sets V_OUT1, PGOOD
1.3V ≤ V_OUT ≤ 3.5V, Current Mode Ensures
Accurate Current Sharing, 3.5V ≤ V_IN ≤ 36V
Output Fault Protection, 16-Pin SSOP
LTC1736
LTC1876
High Efficiency Synchronous Controller with 5-Bit Mobile VID Control
Triple Output DC/DC Synchronous Controller
Output Fault Protection, 24-Pin SSOP,
3.5V ≤ V_IN ≤ 36V
Dual, 2-Phase Step-Down and Step-Up DC/DC
Converter, 2.6V ≤ V_IN ≤ 36V, Fixed Frequency
150kHz to 300kHz
LTC1778
LTC1929/
LTC1929-PG
LTC3727A-1
LTC3728
No R_SENSE Wide Input Range Synchronous Step-Down Controller
2-Phase Synchronous Controllers
Dual, 2-Phase Synchronous Controller
2-Phase 550kHz, Dual Synchronous Step-Down Controller
Up to 97% Efficiency, 4V ≤ V_IN ≤ 36V,
0.8V ≤ V_OUT ≤ (0.9)(V_IN), I_OUT Up to 20A
Up to 42A, Uses All Surface Mount Components,
No Heat Sinks, 3.5V ≤ V_IN ≤ 36V
Very Low Dropout; V_OUT ≤ 14V
QFN and SSOP Packages, High Frequency for
Smaller L and C
LTC3729
20A to 200A PolyPhase^® Synchronous Controllers
Expandable from 2-Phase to 12-Phase, Uses All
Surface Mount Components, No Heat Sink
LTC3731
3-Phase, 600kHz Synchronous Step-Down Controller
0.6V ≤ V_OUT ≤ 6V, 4.5V ≤ V_IN ≤ 32V, I_OUT ≤ 60A,
Integrated MOSFET Drivers
PolyPhase is a registered trademark of Linear Technology Corporation. No R_SENSE is a trademark of Linear Technology Corporation.
Pentium is a registered trademark of Intel Corporation.
32 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] ^● FAX: [phone] ^● www.linear.com
3727fc
LT 0507 REV C • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2001