Datasheet

LT4363
20
4363fa
TYPICAL APPLICATIONS
Overvoltage Regulator with Reverse Input Protection Up to –80V
Overvoltage Regulator with 250V Surge Protection
C
TMR
0.1µF
R
SNS
10mΩ
Q1
IRLR2908
V
IN
12V
V
OUT
12V, 3A
CLAMPED
AT 16V
4363 TA05
LT4363DE-2
GND TMR
9 12
OUT
2
SNS
3
FB
1
R2
4.99k
R1
57.6k
GATE
4
V
CC
5
R3
10Ω
*DIODES INC.
**SANYO 25CE22GA
***OPTIONAL COMPONENT
FOR REDUCED STANDBY CURRENT
SHDN
6
UV
8
OV
7
FLT
ENOUT
10
11
C
L
**
22µF
Q2
IRLR2908
D1*
SMAJ58CA
R7
10k
R5
1M
Q3
2N3904
D2
1N4148
D3**
1N4148
R4
10Ω
C1
47nF
0.1µF
R3
10Ω
R
SNS
10mΩ
Q1
FDB33N25
Q2
MPS-A42
V
IN
12V
4363 TA07
LT4363DE-2
GND TMR
OUTGATE SNS
UV
SHDN
OV FAULT
OUTPUT
CLAMP
AT 16V
ENOUT
FLT
FB
D1*
SMAJ58A
*DIODES INC.
C
L
22µF
C1
0.1µF
V
CC
DC/DC
CONVERTER
GND
SHDN
V
CC
R2
4.99k
R4
127k
R5
49.9k
R1
57.6k
C1
47nF
R6
49.9k
9 12
23
1
45
6
8
7 10
11