MAX5971B Maxim Integrated Products, MAX5971B Datasheet - Page 9

• Manufacturer Part Number: MAX5971B
• Description: PSE Controller
• Manufacturer: Maxim Integrated Products

(T
A
= +25°C, unless otherwise noted.)
0mA
0mA
0mA
DETECTION WITH INVALID PD (25kΩ TO 10µF)
0V
0V
0V
DETECTION WITH INVALID PD (33kΩ)
OVERCURRENT RESTART DELAY
_______________________________________________________________________________________
400ms/div
100ms/div
40ms/div
MAX5971B toc16a
MAX5971B toc16c
Single-Port, 40W, IEEE 802.3af/at,
MAX5971B toc14
V
1V/div
I
1mA/div
V
5V/div
I
1mA/div
V
20V/div
I
200mA/div
OUT
OUT
OUT
AGND
AGND
AGND
Typical Operating Characteristics (continued)
- V
- V
- V
OUT
OUT
OUT
PSE Controller with I
0mA
0mA
0mA
0V
DETECTION WITH INVALID PD (OPEN CIRCUIT)
0V
0V
DETECTION WITH INVALID PD (15kΩ)
STARTUP WITH A VALID PD
100ms/div
100ms/div
100ms/div
MAX5971B toc16b
MAX5971B toc16d
MAX5971B toc15
V
20V/div
I
100mA/div
V
5V/div
I
1mA/div
V
5V/div
I
1mA/div
OUT
OUT
OUT
AGND
AGND
AGND
- V
- V
- V
OUT
OUT
OUT
2
C
9