LTC3854 LINER [Linear Technology], LTC3854 Datasheet - Page 28

• Manufacturer Part Number: LTC3854
• Description: Small Footprint, Wide VIN Range Synchronous Step-Down DC/DC Controller
• Manufacturer: LINER [Linear Technology]

LTC3854
relaTeD parTs
PART NUMBER DESCRIPTION
LTC3851A/
LTC3851A-1
LTC3878
LTC3879
LTC3850/
LTC3850-1/
LTC3850-2
LTC3853
LTM
LTM4601AHV
LTC3601
LTC3603
LTC3605
LTC3608
LTC3609
LTC3610
LTC3611
LTC3824
LTC3834/
LTC3834-1
LT
µModule is a registered trademark of Linear Technology Corporation. No R

®
3845
®
4600HV
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
No R
DC/DC Controller
No R
DC/DC Controller
No R
DC/DC Controller
Dual 2-Phase, High Efficiency Synchronous Step-Down
DC/DC Controllers, R
Tracking
Triple Output, Multiphase Synchronous Step-Down DC/DC
Controller, R
10A DC/DC µModule
12A DC/DC µModule Complete Power Supply
1.5A, 4MHz, Monolithic Synchronous Step-Down DC/DC
Converter
2.5A, 3MHz, Monolithic Synchronous Step-Down DC/DC
Converter
5A, 4MHz, Monolithic Synchronous Step-Down DC/DC
Converter
8A, 1MHz, Monolithic Synchronous Step-Down DC/DC
Converter
6A, 1MHz, Monolithic Synchronous Step-Down DC/DC
Converter
12A, 1MHz, Monolithic Synchronous Step-Down DC/DC
Converter
10A, 1MHz, Monolithic Synchronous Step-Down DC/DC
Converter
Low I
Low I
Low I
Controller
SENSE
SENSE
SENSE
Q
Q
Q
, High Voltage DC/DC Controller, 100% Duty Cycle
, Synchronous Step-Down DC/DC Controller
, High Voltage Synchronous Step-Down DC/DC
●
™ Wide V
Constant On-Time Synchronous Step-Down
Constant On-Time Synchronous Step-Down
FAX: [phone]
SENSE
or DCR Current Sensing and Tracking
IN
®
SENSE
Complete Power Supply
Range Synchronous Step-Down
or DCR Current Sensing and
●
www.linear.com
SENSE
COMMENTS
Phase-Lockable Fixed Operating Frequency, 250kHz to 750kHz, 4V ≤ V
38V, 0.8V ≤ V
Very Fast Transient Response, t
0.9V
Very Fast Transient Response, t
0.9V
Phase-Lockable Fixed Operating Frequency, 250kHz to 780kHz, 4V ≤ V
30V, 0.8V ≤ V
Phase-Lockable Fixed Operating Frequency, 250kHz to 750kHz, 4V ≤ V
24V, V
High Efficiency, Compact Size, Ultrafast Transient Response, 4.5V ≤ V
28V, 0.8V ≤ V
High Efficiency, Compact Size, Ultrafast Transient Response, 4.5V ≤ V
28V, 0.8V ≤ V
High Efficiency, Phase Lockable, I
3mm × 3mm QFN-16, MSOP-16E
High Efficiency, Phase Lockable, I
4mm × 4mm QFN-20
High Efficiency, Adjustable Frequency, 800kHz to 4MHz, 4V ≤ V
V
High Efficiency, Adjustable Constant On-Time, 4V ≤ V
7mm × 8mm QFN-52
High Efficiency, Adjustable Constant On-Time, 4V ≤ V
7mm × 8mm QFN-52
High Efficiency, Adjustable Constant On-Time, 4V ≤ V
9mm × 9mm QFN-64
High Efficiency, Adjustable Constant On-Time, 4V ≤ V
9mm × 9mm QFN-64
Selectable Fixed Operating Frequency, 4V ≤ V
I
Phase-Lockable Fixed Operating Frequency, 140kHz to 650kHz, 4V ≤ V
36V, 0.8V ≤ V
Adjustable Fixed Operating Frequency, 100kHz to 500kHz, 4V ≤ V
1.23V ≤ V
Q
OUT(MIN)
= 40µA, MSOP-10E
is a trademark of Linear Technology Corporation.
IN
IN
OUT
, SSOP-16
, MSOP-16E, 3mm × 3mm QFN-16
OUT
Up to 13.5V
0.6V, 4mm × 4mm QFN-24
OUT
OUT
OUT
OUT
OUT
≤ 36V, I
≤ 5.25V, MSOP-16E, 3mm × 3mm QFN-16, SSOP-16
≤ 5.25V
≤ 5V, 15mm × 15mm × 2.8mm
≤ 5V, 15mm × 15mm × 2.8mm
≤ 10V, I
Q
= 30µA, TSSOP-16
Q
= 30µA,
ON(MIN)
ON(MIN)
Q
Q
= 300µA, 4V ≤ V
= 75µA, 4.5V ≤ V
= 43ns, 4V ≤ V
= 43ns, 4V ≤ V
 LINEAR TECHNOLOGY CORPORATION 2009
IN
≤ 60V, 0.8V ≤ V
LT 1209 REV A • PRINTED IN USA
IN
IN
IN
IN
IN
IN
IN
IN
≤ 15V, V
≤ 15V, V
≤ 18V, V
≤ 32V, V
≤ 24V, V
≤ 32V, V
≤ 38V, 0.8V ≤ V
≤ 38V, 0.6V ≤ V
OUT(MIN)
OUT
OUT(MIN)
IN
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
IN
≤ 15V,
≤ V
≤ 60V,
IN
IN
IN
IN
IN
IN
IN
0.6V,
OUT
OUT
≤
≤
0.6V,
,
3854fa
≤
≤
≤
0.6V,
0.6V,
0.6V,
0.6V,
≤
≤
≤