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S-5843AC0DC-M5T1Y Datasheet, PDF (3/21 Pages) Seiko Instruments Inc – TEMPERATURE SWITCH IC
Rev.2.2_01
TEMPERATURE SWITCH IC (THERMOSTAT IC)
S-5843A Series
 Product Name Structure
Users are able to select the detection temperature, output form and logic, hysteresis temperature and package for the
S-5843A Series.
1. Product name
1. 1 SOT-23-5
S-5843A xx x x - M5T1 x
Environmental code
U: Lead-free (Sn 100%), halogen-free
S: Lead-free, halogen-free
Package abbreviation and IC packing specifications*1
M5T1: SOT-23-5, Tape
Hysteresis temperature*2
A: 2°C
B: 4°C
C: 10°C
D: 20°C
Output form and output logic*3
A: CMOS output, active "H"
B: CMOS output, active "L"
C: Nch open drain output, active "H"
D: Nch open drain output, active "L"
Detection temperature (TDET)*4
40 to 99, A0 to A9, B0 to B9, C0
1. 2 SNT-6A
S-5843A xx x x - I6T1 U
Environmental code
U: Lead-free (Sn 100%), halogen-free
Package abbreviation and IC packing specifications*1
I6T1: SNT-6A, Tape
Hysteresis temperature*2
A: 2°C
B: 4°C
C: 10°C
D: 20°C
Output form and output logic*3
A: CMOS output, active "H"
B: CMOS output, active "L"
C: Nch open drain output, active "H"
D: Nch open drain output, active "L"
Detection temperature (TDET)*4
40 to 99, A0 to A9, B0 to B9, C0
*1. Refer to the tape drawing.
*2. Hysteresis temperature is selectable in 2°C, 4°C, 10°C or 20°C.
However, if the detection temperature is +40°C to +49°C, select hysteresis temperature in 2°C, 4°C or 10°C.
*3. The DET pin output can be selected the output logic in active "H" or "L".
The DET pin output can be selected the output form CMOS or Nch open drain.
*4. Detection temperature (TDET) can be set in the range of +40°C to +120°C at 1°C step.
40 to 99, when detection temperature is +40°C to +99°C
A0 to A9, when detection temperature is +100°C to +109°C
B0 to B9, when detection temperature is +110°C to +119°C
C0, when the detection temperature is +120°C
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