MAX6841IUKD4+T Maxim Integrated, MAX6841IUKD4+T Datasheet - Page 5

• Manufacturer Part Number: MAX6841IUKD4+T
• Description: Supervisory Circuits
• Manufacturer: Maxim Integrated
• Series: MAX6841, MAX6842, MAX6843, MAX6844, MAX6845r

Specifications of MAX6841IUKD4+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): 2240 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

ELECTRICAL CHARACTERISTICS
(V
unless otherwise noted.) (Note 1)
GENERAL
V
V
VLG Operating Range
V
V
VLG Operating Supply Current
V
V
VLG Shutdown Current
TIME Output Voltage
ILIM Input Bias
VPOS Output Voltage
REFERENCE
Reference Voltage
SOFT-START
Ramp Period
ERROR AMPLIFIER
GNDS Input Bias Current
Output Regulation Voltage
Accuracy
FAULT PROTECTION
V
VLG UVLO Threshold
Output Overvoltage Fault
Threshold
Output UVLO Threshold
CURRENT LIMIT
Current-Limit Threshold
VCC
CC
DD
CC
DD
CC
DD
DD
Operating Range
Operating Range
Operating Supply Current
Operating Supply Current
Shutdown Current
Shutdown Current
UVLO Threshold
= 12V, V
PARAMETER
EN
= V
_______________________________________________________________________________________
VDD
Controllers with Controlled VID Change
= 5V, PGND = GNDS = GND, VID_= GND, C
Two-Phase Desktop CPU Core Supply
MAX1937
MAX1938/MAX1939
V
FB above threshold (no switching)
FB above threshold (no switching)
FB above threshold (no switching)
EN = GND
EN = GND, VID_ not connected
EN = GND
V
CS_ = GND, VPOS connected to REF through a 75kΩ
resistor
-50µA ≤ I
MAX1937
MAX1938
MAX1939
Rising or falling V
Rising or falling VLG
Rising and falling
Rising and falling percentage of the nominal
regulation voltage
PGND to CS_, V
PGND to CS_, V
PGND to CS_, V
VLG
ILIM
≥ V
= 1V
VDD
REF
≤ 50µA
ILIM
ILIM
ILIM
DD
MAX1937/MAX1938
MAX1939
= 1.5V
= 1V
= 0.5V
CONDITIONS
VPOS
= 47pF, C
REF
= 0.1µF, V
2.215
1.96
-250
1.96
1.98
4.00
4.00
1.97
MIN
135
4.5
4.5
1.1
1.5
1.3
20
65
90
45
-5
-1
6
8
ILIM
= 1V, T
TYP
A
= -40°C to +85°C,
2.285
+250
MAX
2.04
2.04
2.02
4.45
4.45
2.03
100
165
110
5.5
6.5
2.5
5.5
6.6
7.0
+5
+1
24
24
40
60
75
55
5
5
UNITS
mA
mV
ms
µA
µA
µA
µA
µA
nA
µA
%
%
V
V
V
V
V
V
V
V
V
5