TC623
2.0
PIN DESCRIPTION
The descriptions of the pins are listed in Table 2-1.
TABLE 2-1:
Pin No.
(8-Pin SOIC)
(8-Pin PDIP)
1
2
3
4
5
6
7
8
PIN FUNCTION TABLE
Symbol
NC
LOW SET
HIGH SET
GND
CONTROL
HIGH LIMIT
LOW LIMIT
V
CC
No Internal Connection.
Low temperature set point. Connect an external 1% resistor from LOW SET to V
DD
to set trip point.
High temperature set point. Connect an external 1% resistor from HIGH SET to
V
DD
to set trip point.
Ground Terminal.
Control output.
High temperature push/pull output.
Low temperature push/pull output.
Power supply input.
Description
2002 Microchip Technology Inc.
DS21441B-page 3
©