TC620 View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
TC620 Datasheet PDF : 20 Pages
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TC620/TC621
2.0 PIN DESCRIPTIONS
The descriptions of the pins are listed in Table 2-1.
TABLE 2-1: TC620 PIN FUNCTION TABLE
Pin No.
(8-Pin PDIP)
(8-Pin SOIC)
1
2
3
4
5
6
7
8
Symbol
Description
NC
LOW SET
HIGH SET
GND
CONTROL
HIGH LIMIT
LOW LIMIT
VDD
No Internal Connection.
Low temperature set point. Connect an external 1% resistor from LOW SET to VDD
to set trip point.
High temperature set point. Connect an external 1% resistor from HIGH SET to
VDD to set trip point.
Ground Terminal.
Control output.
High temperature push/pull output.
Low temperature push/pull output.
Power supply input.
TABLE 2-2: TC621 PIN FUNCTION TABLE
Pin No.
(8-Pin PDIP)
(8-Pin SOIC)
1
2
3
4
5
6
7
8
Symbol
Description
THERMISTOR Thermistor input.
HIGH SET
LOW SET
GND
High temperature set point. Connect an external 1% resistor from HIGH SET to
VDD to set trip point.
Low temperature set point. Connect an external 1% resistor from LOW SET to
VDD to set trip point.
Ground Terminal.
CONTROL Control output.
LOW LIMIT Low temperature push/pull output.
HIGH LIMIT High temperature push/pull output.
VDD
Power supply input.
DS20001439E-page 4
2001-2015 Microchip Technology Inc.
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