Low-Cost, +2.7V to +5.5V, Micropower
Temperature Switches in SOT23
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (V CC ) Range....................................-0.3V to +7V
TOVER (MAX6501) ...................................................-0.3V to +7V
TOVER (MAX6502) .....................................-0.3V to (V CC + 0.3V)
TUNDER (MAX6503) ................................................-0.3V to +7V
TUNDER (MAX6504) ..................................-0.3V to (V CC + 0.3V)
All Other Pins..............................................-0.3V to (V CC + 0.3V)
Input Current (all pins) ........................................................20mA
Output Current (all pins) .....................................................20mA
Continuous Power Dissipation (T A = +70°C)
SOT23 (derate 3.1mW/°C above +70°C) ......................247mW
Operating Temperature Range .........................-55°C to +135°C
Storage Temperature Range .............................-65°C to +165°C
Lead Temperature (soldering, 10s) .................................+300°C
Soldering Temperature (reflow) .......................................+260°C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS
(V CC = +2.7V to +5.5V, R PULLUP = 100k Ω (MAX6501/MAX6503 only), T A = T MIN to T MAX , unless otherwise noted. Typical values are
at T A = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Supply Voltage Range
Supply Current
V CC
I CC
-45°C to -25°C
2.7
-6
30
±0.5
5.5
85
+6
V
μA
Temperature Threshold
Accuracy (Note 2)
Δ T TH
-15°C to +15°C
+35°C to +65°C
-4
-4
±0.5
±0.5
+4
+4
°C
+75°C to +125°C
-6
±0.5
+6
Temperature Threshold
Hysteresis
HYST Input Threshold
(Note 3)
T HYST
V IH
V IL
HYST = GND
HYST = V CC
0.8 x V CC
2
10
0.2 x V CC
°C
V
Output Voltage High
Output Voltage Low
Open-Drain Output Leakage
Current
V OH
V OL
I SOURCE = 500μA, V CC > 2.7V
(MAX6502/MAX6504 only)
I SOURCE = 800μA, V CC > 4.5V
(MAX6502/MAX6504 only)
I SINK = 1.2mA, V CC > 2.7V
I SINK = 3.2mA, V CC > 4.5V
V CC = 2.7V, V TUNDER = 5.5V (MAX6503),
V TOVER = 5.5V (MAX6501)
0.8 x V CC
V CC - 1.5
10
0.3
0.4
V
V
nA
Note 1: 100% production tested at T A = +25°C. Specifications over temperature limits are guaranteed by design.
Note 2: The MAX6501–MAX6504 are available with internal, factory-programmed temperature trip thresholds from -45°C to +125°C
in +10°C increments (see Selector Guide).
Note 3: Guaranteed by design.
2
_______________________________________________________________________________________
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