TC622/TC624
Package Type
SOIC
SOT-220
PDIP
NC
V
NC
1
2
3
4
8
7
6
5
8
1
NC
NC
OUT
OUT
GND
TC622COA
TC622EOA
TC622VOA
DD
V
2
DD
7
6
5
OUT
TC622CPA
NC
T
TC622EPA
TC622EAT
TC622VAT
NC
T
3
4
OUT
GND
SET
TC622VPA
SET
1 2 3 4 5
NC
V
1
2
3
4
8
7
6
5
NC
8
NC
1
2
3
4
NC
VDD
NC
TC624COA
TC624EOA
TC624VOA
DD
OUT
OUT
GND
7
6
5
OUT
OUT
GND
TC624CPA
TC624EPA
TC624VPA
NC
T
SET
T
SET
Note: For TO-220 Package, Pin 3 is connected to case heatsink.
Functional Block Diagram
+9V
9V
Battery
R
SET
Horn
7
8
V
1
DD
NC
T
Microcontrollers
5
NC
SET
TC622
TC624
3
2
OUT
OUT
6
4
NC
GND
ALARM
DS21440B-page 2
2002 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
