Datasheet

12
LTC1155
U
SA
O
PP
L
IC
AT
ITY
P
I
CA
L
High Efficiency 60Hz Full-Wave Synchronous Rectifier
Logic Controlled Boost Mode Switching Regulator with Short-Circuit Protection and 8µA Standby Current
1155 TA12
1/2
LTC1155
GND
G1
DS1
V
S
IN1
4.75V TO 5.25V
0.02Ω
100µF
MTM25N05L
*COILTRONICS CTX-7-52
0.33µF
FROM µP, ETC.
100k
2200µF
5
4
2
3
1
LT1170
FAULT
1µF
1k
50µH*
10.7k
1%
1.24k
1%
68µF
1N5820
5V SWITCHED
12V/1A
1N4148
+
+
+
1155 TA13
LTC1155
GND
IN2
G2
DS2V
S
DS1
G1
IN1
IRFZ44*
18V
1N4746A
1N4148
**
9V/3A
DC
IRFZ44*
18V
1N4746A
1N4148
**
1N4148
1N4148
7
6
4
3
2
100k
10µF
10k
0.03Ω
1N4001
10k
10Ω
12.6VCT
110V AC
100k
4700µF
16V
DS
D
S
MOSFETs ARE SYNCHRONOUSLY ENHANCED WHEN RECTIFIER CURRENT EXCEEDS 300mA
*NO HEATSINK REQUIRED. CASES (DRAINS) CAN BE TIED TOGETHER
**INTERNAL BODY DIODE OF MOSFET
–
+
LT1006
+
+