LT4363
Typical Application
Overvoltage Regulator with Ideal Diode Reverse Voltage Protection
VIN
12V
D1
MMBD1205
M1
FDB3632
IN
GATE OUT
LTC4357
VDD
GND
–60V TO 75V DC PROTECTION
100V TRANSIENT MAXIMUM
UV = 4.5V
47nF
DCLAMP
SMAT70A
127k
49.9k
IRLR2908 10mΩ
10Ω
OUTPUT
CLAMP
22µF AT 16V
VCC GATE SNS OUT
FB
SHDN
LT4363
UV
ENOUT
GND
TMR
FLT
4363 TA06
0.1µF
57.6k
4.99k
VCC
DC/DC
CONVERTER
SHDN
FAULT
GND
Related Parts
PART NUMBER
DESCRIPTION
COMMENTS
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4V ≤ VIN ≤ 36V, 0.8V ≤ VOUT ≤ 10V, 80µA Quiescent Current
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LT4256-1
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Supply
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8-Bit ADC and I2C
LTC4352
Ideal MOSFET ORing Diode
External N-Channel MOSFETs Replace ORing Diodes, 0V to 18V
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, 0.3µs Turn-Off, 80V Operation
LT4356-1
High Voltage Surge Stopper
100V Overvoltage and Overcurrent Protection, Latch-Off and Auto-Retry Options
LTC4364
Surge Stopper with Ideal Diode
4V to 80V Operation; –40V Reverse Input, –20V Reverse Output Protection
LTC4365
Window Passer - OV, UV and Reverse Supply
Protection Controller
2.5V to 34V Operation, Protects 60V to –40V
24 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 950F3o5r -m7o4r1e7information www.linear.com/LT4363
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com/LT4363
4363fb
LT 0613 REV B • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2011