Datasheet

13
LTC1155
U
SA
O
PP
L
IC
AT
ITY
P
I
CA
L
Push-Pull Driver with Shoot-Through Current Lockout (f
O
< 100Hz)
High Efficiency 60Hz Full-Wave Synchronous Rectifier
1155 TA14
LTC1155
GND
IN2
G2
DS1V
S
DS2
G1
IN1
9V/3A
DC
4 × IRFZ44*
18V
1N4746A
**
–
+
1N4148
1N4148
7
6
4
3
2
100k
10Ω
10k
100k
6.3V AC110V AC
4700µF
16V
D
S
MOSFETs ARE SYNCHRONOUSLY ENHANCED WHEN RECTIFIER CURRENT EXCEEDS 300mA
*NO HEATSINK REQUIRED
**INTERNAL BODY DIODE OF MOSFET
LT1006
10k
18V
1N4746A
D
S
D
S
**
**
0.03Ω
+
D
S
**
1155 TA15
*OPPOSING GATE MUST DROP BELOW 2V BEFORE THE OTHER IS CHARGED
0.1µF
300k
0.01Ω
LTC1155
GND
IN2
G2
DS2V
S
DS1
G1
IN1
4.5V TO 6V
1N4148
100k

5V
HI/LO
74HC02
10µF
IRLZ24
*
V
OUT
1N4148
100k

IRFZ24
*