Data Sheet

© 2012 Fairchild Semiconductor Corporation www.fairchildsemi.com
FAN3180 • Rev. 1.0.3 3
FAN3180 — Single 2-A Low-Side Driver with 3.3-V LDO
Output Logic
IN+
OUT
0
(7)
0
1
1
Note:
7. Default input signal if no external connection is made.
Block Diagram
1
VDD
5
OUT
2
GND
IN+
3
100k
100k
UVLO
V
DD_OK
LDO
Regulator
3V3
4
TSD
S
R
Q
Figure 3. Simplified Block Diagram