MAX6746KA46+T Maxim Integrated, MAX6746KA46+T Datasheet - Page 10

• Manufacturer Part Number: MAX6746KA46+T
• Description: Supervisory Circuits
• Manufacturer: Maxim Integrated
• Series: MAX6746, MAX6747, MAX6748, MAX6749, MAX6750, MAX6751, MAX6752, MAX6753r

Specifications of MAX6746KA46+T

• Number Of Voltages Monitored: 1
• Monitored Voltage: 1.575 V to 5 V
• Undervoltage Threshold: 4.533 V
• Overvoltage Threshold: 4.718 V
• Output Type: Active Low, Push-Pull
• Manual Reset: Resettable
• Watchdog: Watchdog
• Battery Backup Switching: No Backup
• Power-up Reset Delay (typ): 9.487 ms
• Supply Voltage - Max: 5.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: SOT-23
• Chip Enable Signals: No
• Maximum Power Dissipation: 714 mW
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: No
• Supply Current (typ): 5 uA
• Supply Voltage - Min: 1 V

(T
Single-Port, 40W, IEEE 802.3af/802.3at PSE
Controller with Integrated MOSFET
10
A
= +25°C, unless otherwise noted.)
_____________________________________________________________________________________
0mA
0mA
LED OVERCURRENT FAULT WITH PWM DISABLED
0mA
0V
0V
0V
0V
0V
LED DETECTION FAULT WITH PWM DISABLED
STARTUP USING 2-EVENT CLASSIFICATION
WITH A VALID PD
100ms/div
200ms/div
200ms/div
MAX5984 toc22b
MAX5984 toc23b
MAX5984 toc21
V
20V/div
I
100mA/div
V
10V/div
I
500mA/div
V
20V/div
V
50V/div
I
500mA/div
V
20V/div
OUT
OUT
OUT
AGND
AGND
AGND
AGND
AGND
Typical Operating Characteristics (continued)
- V
- V
- V
- V
- V
OUT
OUT
LED
OUT
LED
0mA
0mA
0mA
LED OVERCURRENT FAULT WITH PWM ENABLED
0V
0V
0V
0V
0V
0V
LED DETECTION FAULT WITH PWM ENABLED
LED PWM TIMING AND DUTY CYCLE
200ms/div
200ms/div
10µs/div
MAX5984 toc22a
MAX5984 toc23a
MAX5984 toc24
V
10V/div
I
500mA/div
V
20V/div
V
50V/div
I
500mA/div
V
20V/div
V
50V/div
I
500mA/div
V
20V/div
OUT
OUT
OUT
AGND
AGND
AGND
AGND
AGND
AGND
- V
- V
- V
- V
- V
- V
OUT
LED
OUT
LED
OUT
LED