MAX6841IUKD4+T Maxim Integrated, MAX6841IUKD4+T Datasheet - Page 9

• 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

(V
IN
= 12V, V
OUT
SOFT-START WAVEFORMS
SHUTDOWN WAVEFORM
LOAD TRANSIENT
= 1.45V, T
1A TO 40A TO 1A
WITH 40A LOAD
WITH 40A LOAD
_______________________________________________________________________________________
20ms/div
1ms/div
40μs/div
Controllers with Controlled VID Change
A
= +25°C, unless otherwise noted.)
Two-Phase Desktop CPU Core Supply
MAX1937 toc16
MAX1937 toc18
MAX1937 toc14
OUTPUT VOLTAGE:
50mV/div
INDUCTOR CURRENTS:
10A/div
TRANSIENT CONTROL
SIGNAL:
C6 = 47pF
R2 = 91.1kΩ
POK SIGNAL
OUTPUT VOLTAGE:
0.5V/div
INDUCTOR CURRENT:
10A/div
ENABLE SIGNAL
POK SIGNAL
OUTPUT VOLTAGE:
0.5V/div
INDUCTOR CURRENT:
10A/div
ENABLE SIGNAL
Typical Operating Characteristics (continued)
160
140
120
100
80
60
40
0.5
CURRENT-SENSE THRESHOLD vs. V
V
V
IN
OUT
SOFT-START WAVEFORMS
= 12V
0.7
SHUTDOWN WAVEFORM
= 1.45V
WITH NO LOAD
WITH NO LOAD
0.9
T
V
1ms/div
20ms/div
A
ILIM
= +80°C
(V)
1.1
T
A
1.3
MAX1937 toc15
= +25°C
MAX1937 toc17
ILIM
1.5
INDUCTOR CURRENT:
10A/div
POK SIGNAL
OUTPUT VOLTAGE:
0.5V/div
ENABLE SIGNAL
POK SIGNAL
OUTPUT VOLTAGE:
0.5V/div
INDUCTOR CURRENT:
10A/div
ENABLE SIGNAL
9