MAX6437UT+T Maxim Integrated Products, MAX6437UT+T Datasheet - Page 2

• Manufacturer Part Number: MAX6437UT+T
• Description: IC MONITOR BAT LP SOT23-6
• Manufacturer: Maxim Integrated Products

Specifications of MAX6437UT+T

• Function: Battery Monitor
• Battery Type: Alkaline, Li-Ion, NiCd, NiMH
• Voltage - Supply: 1 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX6437UT+T; MAX6437UT+TTR

ABSOLUTE MAXIMUM RATINGS
BATT, V
HTHIN, LTHIN Inputs to GND.....................-0.3V to (V
Open-Drain
Push-Pull LBO/LBO, LBOH/LBOH,
Input Current (all pins) ........................................................20mA
Output Current (all pins) .....................................................20mA
Low-Power, Single/Dual-Level Battery Monitors
with Hysteresis
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
(BATT = 1.0V to 5.5V or V
(Note 1)
2
Operating Voltage Range
Operating Voltage Range
BATT Supply Current
V
FACTORY-FIXED THRESHOLDS (MAX6427–MAX6432)
HTH Threshold
(Note 2)
LTH Threshold
(Note 2)
HTH- Threshold
(Note 2)
HTH+ Threshold
(Note 3)
LTH- Threshold
(Note 2)
LTH+ Threshold
(Note 3)
DD
LBOL/LBOL to GND .........................................-0.3V to +6.0V
LBOL/LBOL to GND ................-0.3V to (BATT or V
_______________________________________________________________________________________
Supply Current
DD
PARAMETER
to GND ................................................-0.3V to +6.0V
LBO/LBO, LBOH/LBOH,
DD
= 1.6V to 5.5V, T
SYMBOL
V
V
V
V
V
I
V
V
V
BATT
HTH+
BATT
I
LTH+
HTH-
LTH-
HTH
DD
LTH
DD
A
T
T
T
V
V
(MAX6433–MAX6438)
Factory-fixed options, BATT rising,
LBO deasserted when BATT rises above
V
Factory-fixed options, BATT falling,
LBO asserted when BATT falls below V
(MAX6427/MAX6428/MAX6429)
Factory-fixed options, BATT falling, LBOH
asserted when BATT falls below V
(MAX6430/MAX6431/MAX6432)
Factory-fixed options, BATT rising,
LBOH deasserted when BATT rises above
V
Factory-fixed options, BATT falling,
LBOL asserted when BATT falls below V
(MAX6430/MAX6431/MAX6432)
Factory-fixed options, BATT rising,
LBOL deasserted when BATT rises above
V
= -40°C to +85°C, unless otherwise specified. Typical values are at T
A
A
A
BATT
DD
HTH
HTH+
LTH+
DD
DD
= -40°C to +85°C
= 0°C to +70°C
= -40°C to +85°C
= 3.7V, no load
(MAX6427/MAX6428/MAX6429)
+ 0.3V)
+ 0.3V)
= 3.7V, no load (MAX6427–MAX6432)
(MAX6430/MAX6431/MAX6432)
(MAX6430/MAX6431/MAX6432)
CONDITIONS
Continuous Power Dissipation (T
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature ......................................................+150°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
3-Pin SOT23-3 (derate 4.0mW/°C above +70°C) .......320mW
4-Pin SOT143-4 (derate 4.0mW/°C above +70°C) .....320mW
5-Pin SOT23-5 (derate 7.1mW/°C above +70°C) .......571mW
6-Pin SOT23-6 (derate 8.7mW/°C above +70°C) .......696mW
HTH-
LTH
LTH-
MIN
-2.5
-2.5
-2.5
-2.5
-2.5
-2.5
1.2
1.0
1.6
A
= +70°C)
TYP
1
1
MAX
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
5.5
5.5
5.5
1.5
1.5
A
= +25°C.)
UNITS
µA
µA
%
%
%
%
%
%
V
V