ltc3853euj Linear Technology Corporation, ltc3853euj Datasheet - Page 36

• Manufacturer Part Number: ltc3853euj
• Description: Triple Output, Multiphase Synchronous Step-down Controller
• Manufacturer: Linear Technology Corporation

RELATED PARTS
LTC3853
PART NUMBER DESCRIPTION
LTC1625/
LTC1775
LTC1735
LTC1778
LTC3727A-1
LTC3728
LTC3729
LTC3731
LTC3773
LTC3810
LTC3811
LTC3826
LTC3828
LTC3834/
LTC3834-1
LT3845
LTC3850
LTC3851
PolyPhase is a registered trademark of Linear Technology Corporation. No R
36
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
No R
High Effi ciency Synchronous Step-Down Switching Regulator
No R
Dual, 2-Phase Synchronous Controller
2-Phase 550kHz, Dual Synchronous Step-Down Controller
20A to 200A PolyPhase
3-Phase, Single Output From 250kHz to 600kHz Synchronous
Step-Down Controller
Triple Output DC/DC Synchronous Controller
100V Current Mode Synchronous Nonisolated Switching Regulator
Controller
Dual, PolyPhase Synchronous Step-Down Controller, 20A to 200A
Low I
Dual, 2-Phase Synchronous Step-Down Controller with Tracking
Low I
Low I
DC/DC Controller
Dual 2-Phase Synchrounous Controller
No R
SENSE
SENSE
SENSE
Q
Q
Q
, Dual, 2-Phase Synchronous Step-Down Controller
, Synchronous Step-Down Controller
, High Voltage Single Output Synchronous Step-Down
●
TM
Wide Input Range Synchronous Step-Down Controller
Wide Input Range Step-Down Controller
FAX: [phone]
Current Mode Synchronous Step-Down Controllers
®
Synchronous Controllers
●
www.linear.com
SENSE
is a trademark of Linear Technology Corporation.
COMMENTS
97% Effi ciency, 99% Duty Cycle
Output Fault Protection, 16-Pin SSOP
Up to 97% Effi ciency, 4V ≤ V
I
Very Low Dropout; V
QFN and SSOP Packages, High Frequency for Smaller L and C
Expandable from 2-Phase to 12-Phase, Uses All Surface Mount
Components
0.6V ≤ V
Integrated MOSFET Drivers
3-Phase Step-Down DC/DC Controller,
3.3V ≤ V
6.2V ≤ V
Differential Remote Sense Amplifi er, R
30μA I
Up to Six Phases, 0.8V ≤ V
30μA I
1.23V ≤ V
2-Phase Version of LTC3853 in a 28-Lead 4mm × 4mm QFN,
4mm × 5mm QFN or 28-Lead SSOP Narrow
4V ≤ V
OUT
Up to 20A
Q
Q
IN
, 0.8V ≤ V
, 0.8V ≤ V
OUT
IN
IN
≤ 38V, Very Low Dropout with Tracking
OUT
≤ 36V, Fixed Frequency 160kHz to 700kHz
≤ 100V, No R
≤ 6V, 4.5V ≤ V
≤ 36V, 4V ≤ V
OUT
OUT
OUT
≤ 10V, 4V ≤ V
≤ 10V, 4V ≤ V
SENSE
≤ 14V, 4V ≤ V
IN
OUT
IN
IN
≤ 32V, I
, Synchronizable with Tracking
≤ 60V, 120μA I
© LINEAR TECHNOLOGY CORPORATION 2008
≤ 7V, 4.5V ≤ V
≤ 36V, 0.8V ≤ V
IN
IN
OUT
≤ 36V
≤ 36V
SENSE
IN
≤ 36V
≤ 60A,
or DCR Current Sense
Q
IN
OUT
LT 0808 • PRINTED IN USA
≤ 28V
≤ (0.9)(V
IN
),
3853f