Data Sheet

www.onsemi.com
17
FAN3100C / FAN3100T — Single 2 A High-Speed, Low-Side Gate Driver
Typical Application Diagrams
IN+
IN-
OUT
VDD
V
IN
PGND
FAN3100
PWM
ENABLE
Active LOW
1
2
3
4
5
6
AGND
Figure 49. Forward Converter, Primary-Side Gate Drive (MLP Package Shown)
V
IN
Q2
V
SEC
D1
D2
Q1
T1
V
DD
CC
PWM
0.1µF
T2
FAN3100
Figure 50. Driver for Two-Transistor Forward Converter Gate Transformer
V
IN
V
OUT
PWM
Control/
Isolation
Q5
L
Q2
V
SEC
D1
D2
Q1
Q3
T1
ISOLATION
V
DRV
FAN3100
SR
Figure 51. Secondary Synchronous Rectifier Driver
V
DD
FAN3100C
IN
OUT
R
C
Delay
IN
OUT
Figure 52. Programmable Delay Using CMOS Input