S-5844A50DB-M5T1U3 Datasheet, PDF (9/28 Pages) Seiko Instruments Inc – TEMPERATURE SWITCH IC

Rev.2.6_01
TEMPERATURE SWITCH IC (THERMOSTAT IC)
S-5844A Series
 DC Electrical Characteristics
1. CMOS output product
Table 9
(VDD = 3.0 V, Ta = +25°C unless otherwise specified)
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Test
Circuit
Power supply voltage
Detection temperature^*1
Hysteresis temperature^*2
VDD
+TD
THYS
−
1.65
−
5.5
V
1
−
TDET − 2.5
TDET
TDET + 2.5 °C
1
−
−
5, 10, 15, 20
−
°C
1
Output voltage
VDETH
VDETL
IDETH = 0.5 mA
IDETL = 0.5 mA
VDD − 0.5
−
−
−
−
V
2
0.5
V
3
Current consumption
during operation
IDD
−
−
0.18
0.5
μA
1
*1. TDET: Set value of detection temperature
*2. The hysteresis temperature is selectable in 5°C, 10°C, 15°C, or 20°C.
However, if the detection temperature is +50°C, select the hysteresis temperature in 5°C or 10°C.
2. Nch open-drain output product
Table 10
(VDD = 3.0 V, Ta = +25°C unless otherwise specified)
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Test
Circuit
Power supply voltage
Detection temperature^*1
Hysteresis temperature^*2
Output voltage
Leakage current
Current consumption
during operation
VDD
+TD
THYS
VDETL
ILEAK
IDD
−
−
−
IDETL = 0.5 mA
VDET = 5.5 V
−
1.65
−
5.5
V
1
TDET − 2.5
TDET
TDET + 2.5 °C
1
−
5, 10, 15, 20
−
°C
1
−
−
0.5
V
3
−
−
0.1
μA
4
−
0.18
0.5
μA
1
*1. TDET: Set value of detection temperature
*2. The hysteresis temperature is selectable in 5°C, 10°C, 15°C, or 20°C.
However, if the detection temperature is +50°C, select the hysteresis temperature in 5°C or 10°C.
[Fahrenheit ⇔ Celsius conversion equation]
°C = (°F − 32) × 5 / 9
°F = 32 + °C × 9 / 5
9