Datasheet

LTC4365
20
4365fa
For more information www.linear.com/LTC4365
 LINEAR TECHNOLOGY CORPORATION 2013
LT 0913 REV A • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
●
FAX: [phone]
●
www.linear.com/LTC4365
relaTeD parTs
Typical applicaTion
LTC4365 Protects Step Down Regulator from –30V to 30V V
IN
Faults
PART NUMBER DESCRIPTION COMMENTS
LT4363 Surge Stopper Overvoltage/Overcurrent Protection
Regulator
Wide Operating Range: 4V to 80V, Reverse Protection to –60V, Adjustable
Output Clamp Voltage
LTC4364 Surge Stopper with Ideal Diode 4V to 80V Operation, –40V Reverse Input, –20V Reverse Output
LTC4366 Floating Surge Stopper 9V to >500V Operation, 8-Pin TSOT and 3mm × 2mm DFN Packages
LTC4361 Overvoltage/Overcurrent Protection Controllers 5.8V Overvoltage Threshold, 85V Absolute Maximum
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
LTC2955 Pushbutton On/Off Controller Automatic Turn-On, 1.5V to 36V Input, ±36V PB Input
LT4256 Positive 48V Hot Swap Controller with
Open-Circuit Detect
Foldback
Current Limiting, Open-Cir
cuit 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
LTC4354 Negative Voltage Diode-OR Controller Controls Tw o N-Channel MOSFETs, 1.2µs Turn-Off, –80V Operation
LTC4355 Positive Voltage Diode-OR Controller Controls Tw o N-Channel MOSFETs, 0.4µs Turn
-Off, 80V Operation
LT1913 Step-Down Switching Regulator 3.6V to 25V Input, 3.5A Maximum Current, 200kHz to 2.4MHz
V
IN
UV
OV
SHDN
OV = 18V
UV = 3.5V
4365 TA02
V
OUT
FAULT
GATE
Si4214 30V
DUAL N-CHANNEL
V
OUT
PROTECTED
FROM –30V TO 30V
V
IN
12V NOMINAL
V
OUT
GND
LTC4365
510k
10µF
1820k
243k
59k
SW
FB
V
C
PG
RT
V
IN
BD
OUTPUT
5V
3.5A
0.47µF
47µF
100k
15k
63.4k
4.7µH
536k
GND
LT1913
RUN/SS BOOST
SYNC
680pF