Datasheet

LT3742
26
3742fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
l
FAX: [phone]
l
www.linear.com
 LINEAR TECHNOLOGY CORPORATION 2007
LT 0511 REV A • PRINTED IN USA
relaTeD parTs
PART NUMBER DESCRIPTION COMMENTS
LTC1625/LTC1775 No R
SENSE
™ Current Mode Synchronous Step-Down
Controllers
97% Efficiency, No Sense Resistor, 16-Pin SSOP
LTC1735 High Efficiency Synchronous Step-Down Switching
Regulator
Output Fault Protection, 16-Pin SSOP
LTC1778 No R
SENSE
Wide Input Range 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
LT3430/LT3431 Monolithic 3A, 200kHz/500kHz Step-Down Regulators 5.5V = <V
IN
= <60V, 0.1 Saturation Switch, 16-Lead SSOP Package
LTC3703/LTC3703-5 100V Synchronous Switching Regulator Controllers No R
SENSE
, Voltage Mode Control, GN16 Package
LT3724 High Voltage Current Mode Switching Regulator Controllers V
IN
Up to 60V, I
OUT
≤ 5A, 16-Lead TSSOP Package, Onboard Bias
Regulator, Burst Mode
®
Operation, I
Q
< 100µA, 200kHz Operation
LT3800 High Voltage Synchronous Controller V
IN
Up to 60V, I
OUT
≤ 20A, Current Mode, Onboard Bias Regulator,
Burst Mode Operation, I
Q
= 100µA, 16-Lead TSSOP Package
LT3844 High Voltage Current Mode Controller with Programmable
Operating Frequency
V
IN
Up to 60V, I
OUT
≤ 5A, Onboard Bias Regulator, Burst Mode
Operation, Sync Capability, I
Q
= 120µA, 16-Lead TSSOP Package
LTC3727A-1 Dual, 2-Phase Synchronous Controller Very Low Dropout; V
OUT
≤ 14V
LTC3728 2-Phase 550kHz, Dual Synchronous Step-Down Controller 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
LTC3773 Triple Output DC/DC Synchronous Controller 3-Phase Step-Down DC/DC Controller, 3.3V ≤ V
IN
≤ 36V,
Fixed Frequency 160kHz to 700kHz
LTC3826/LTC3826-1 30µA I
Q
, Dual, 2-Phase Synchronous Step-Down Controllers 2-Phase Operation, 30µA One Channel No Load I
Q
(50µA Total),
4V ≤ V
IN
≤ 36V, 0.8V ≤ V
OUT
≤ 10V
LTC3827/LTC3827-1 Low I
Q
Dual Synchronous Controllers 2-Phase Operation, 115µA Total No Load I
Q
, 4V ≤ V
IN
≤ 36V,
80µA No Load I
Q
with One Channel On
LTC3834/LTC3834-1 Low I
Q
Synchronous Step-Down Controllers 30µA No Load I
Q
, 4V ≤ V
IN
≤ 36V, 0.8V ≤ V
OUT
≤ 10V
LTC3835/LTC3835-1 Low I
Q
Synchronous Step-Down Controllers 80µA No Load I
Q
, 4V ≤ V
IN
≤ 36V, 0.8V ≤ V
OUT
≤ 10V
LTC3850 Dual, 2-Phase Synchronous Step-Down DC/DC Controller 2-Phase Operation, 4V ≤ V
IN
≤ 24V, 95% Efficiency,
No R
SENSE
Option, I
OUT
Up to 20A, 4mm 4mm QFN
LT3845 High Voltage Synchronous Step-Down Single Output
Controller
Very Low Quiescent Current (120µA), V
IN
Up to 60V, Fixed Frequency
100kHz to 500kHz, Synchronizable Up to 600kHz