
3510
BLOCK DIAGRAM
VDD
12V OV
+
-
POR
VS5
5 V OV
+
-
73μs
Debounce
R
SQ
VS33
73μs
2.3ms
Debounce
Delay
3.3 V OV
+
-
38ms
Debounce
3. 3 V UV
+
-
5V UV
+
-
PGI 1
+
-
75ms
Delay
150μs
Debounce
300ms
Delay
Band - Gap
Reference
PGI 2
1.2 V
+
150μs Debounce
and
PGI
-
4.8ms Delay
Band - Gap
Reference
0.95V
CMOS IC
FPO
VDD
PSON
VDD
PGO
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 9
QW-R502-048,B