MAX6841IUKD1+T Maxim Integrated, MAX6841IUKD1+T Datasheet - Page 2

• Manufacturer Part Number: MAX6841IUKD1+T
• Description: Supervisory Circuits
• Manufacturer: Maxim Integrated
• Series: MAX6841, MAX6842, MAX6843, MAX6844, MAX6845r

Specifications of MAX6841IUKD1+T

• Number Of Voltages Monitored: 1
• Monitored Voltage: 0.9 V to 1.5 V
• Undervoltage Threshold: 1.35 V
• Overvoltage Threshold: 1.425 V
• Output Type: Active High, Active Low, Push-Pull
• Manual Reset: Resettable
• Watchdog: No Watchdog
• Battery Backup Switching: No Backup
• Power-up Reset Delay (typ): 2 ms
• Supply Voltage - Max: 1.8 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOT-23
• Chip Enable Signals: No
• Maximum Power Dissipation: 571 mW
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: No
• Supply Current (typ): 8.1 uA
• Supply Voltage - Min: 0.75 V

ABSOLUTE MAXIMUM RATINGS
SRC, IC2, IC3, V
IC1 to BN ..................................................................-0.3V to +6V
DSO, TKO, CGO to BN.............................-0.3V to (V
B4P to B3P ...............................................................-0.3V to +6V
B3P to B2P ...............................................................-0.3V to +6V
B2P to B1P ...............................................................-0.3V to +6V
B1P to BN .................................................................-0.3V to +6V
CTL, SHDN to PKN...................................................-0.3V to +6V
Advanced Li+ Battery-Pack Protectors
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
Typical values are at T
2
SRC Input Current
Supply Current (Note 1)
Shutdown Supply Current
Top Cell Sampling Current
(Note 2)
Intermediate Cell Input Bias
Current (Note 3)
V
Threshold
Charge-Mode Detection
Threshold
Overvoltage Threshold (Note 4)
Overvoltage Threshold
Hysteresis
Undervoltage Threshold (Note 4)
PKN to BN Discharge Current
Fault Threshold
PKN to BN Charge Current
Fault Threshold
PKN to BN Discharge Current
Fault Threshold, Pack-Short
Condition
Discharge or Charge Current
Fault to DSO, CGO, TKO
Transition Delay Time
Discharge Current Fault to DSO
Transition Time Delay for Pack-
Short Condition
SRC
CC
_______________________________________________________________________________________
Undervoltage Lockout
= V
B4P
PARAMETER
+ 0.1V, each battery cell voltage (V
CC
to BN.......................................-0.3V to +28V
A
= +25°C.)
SYMBOL
V
t
t
V
V
V
V
P-DELAY
V
I-DELAY
I
OV_HYT
OD_TH
OC_TH
SHDN
OV_TH
UV_TH
I
PS_TH
SUP
V
No faults
Undervoltage without charge source
V
V
Rising edge, hysteresis = 1% falling edge
V
MAX1894X cell voltage rising
MAX1924X, MAX1924V cell voltage rising
MAX1924X, MAX1924V cell voltage falling
Cell voltage falling
CELL
SRC
CELL
CELL
SRC
SRC
) = 3.6V, V
- V
- V
+ 0.3V)
= 3.6V
= 3.6V
B_P
B4P
= 1V
CONDITIONS
CTL
PKN to BN ...................................................................-2V to +2V
ESD Protection on All Pins ...............................................±2000V
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
= V
16-Pin QSOP (derate 8.3mW/°C above +70°C)...........667mW
SHDN
= V
PKN
, T
A
= 0°C to +85°C, unless otherwise noted.
4.225
4.325
2.260
-120
MIN
130
385
400
2.5
25
A
= +70°C)
4.250
4.350
2.300
TYP
-100
500
200
145
405
450
0.8
4.5
20
30
60
3
4.275
4.375
2.340
MAX
100
160
425
500
-80
3.5
40
45
2
UNITS
mV
mV
mV
mV
mV
pA
ms
µA
µA
µA
µA
µs
V
V
V