Datasheet

LT4356-1/LT4356-2
26
4356fb
For more information www.linear.com/LT4356-1
© LINEAR TECHNOLOGY CORPORATION 2009
LT 0917 REV B • PRINTED IN USA
www.linear.com/LT4356-1
typicAl ApplicAtion
PART NUMBER DESCRIPTION COMMENTS
LT1641-1/LT1641-2 Positive High Voltage Hot Swap Controllers Active Current Limiting, Supplies From 9V to 80V
LTC1696 Overvoltage Protection Controller ThinSOT™ Package, 2.7V to 28V
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
LTC2909 Triple/Dual Inputs UV/OV Negative Monitor Pin Selectable Input Polarity Allows Negative and OV Monitoring
LTC2912/LTC2913 Single/Dual UV/OV Voltage Monitor Ads UV and OV Trip Values, ±1.5% Threshold Accuracy
LTC2914 Quad UV/OV Monitor For Positive and Negative Supplies
LTC3727/LTC3727-1 2-Phase, Dual, Synchronous Controller 4V ≤ V
IN
≤ 36V, 0.8V ≤ V
OUT
≤ 14V
LTC3827/LTC3827-1 Low I
Q
, Dual, Synchronous Controller 4V ≤ V
IN
≤ 36V, 0.8V ≤ V
OUT
≤ 10V, 80µA Quiescent Current
LTC3835/LTC3835-1 Low I
Q
, Synchronous Step-Down Controller Single Channel LTC3827/LTC3827-1
LT3845 Low I
Q
, Synchronous Step-Down Controller 4V ≤ V
IN
≤ 60V, 1.23V ≤ V
OUT
≤ 36V, 120µA Quiescent Current
LTC3850 Dual, 550kHz, 2-Phase Synchronous Step-Down
Controller
Dual 180° Phased Controllers, V
IN
4V to 24V, 97% Duty Cycle, 4mm × 4mm
QFN-28, SSOP-28 Packages
LT4256-1/LT4256-2 Positive 48V Hot Swap Controller with
Open-Circuit Detect
Foldback Current Limiting, Open-Circuit and Overcurrent Fault Output, Up to
80V Supply
LTC4260 Positive High Voltage Hot Swap Controller with
ADC and I
2
C
Wide Operating Range 8.5V to 80V
LTC4352 Ideal MOSFET ORing Diode External N-channel MOSFETs Replace ORing Diodes, 0V to 18V Operation
LTC4354 Negative Voltage Diode-OR Controller Controls Two N-channel MOSFETs, 1µs Turn-Off, 80V Operation
LTC4355 Positive Voltage Diode-OR Controller Controls Two N-channel MOSFETs, 0.5µs Turn-Off, 80V Operation
Overvoltage Regulator with Linear Regulator Up to 100mA
C
TMR
0.1µF
R3
10Ω
R
SNS
10mΩ
Q2
2N2905A
V
IN
12V
V
OUT
12V, 3A
CLAMPED AT 16V
2.5V, 100mA
4356 TA09
LT4356DE
GND TMR
10 1
OUTGATESNS
345
A
OUT
11
SHDN
7
V
CC
6
EN
FLT
FB
9
IN
+
12
8
2
C5
10µF
R2
4.99k
R6
100k
R1
59k
R5
249k
R4
249k
C3
47nF
Q1
IRLR2908
D2*
SMAJ58A
*DIODES INC.
relAteD pArts
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