4-Port PoE Manager

Microsemi Proprietary and Confidential. PD69104B1/F Datasheet Revision 2.0

14

The following table lists the PoE load currents for the PD69104B1/F device.

Table 7 • PoE Load Currents

Symbol

Parameter

Test Conditions/Comment

Min

Typ

Max

Units

AT_LIM_LOW

AT limit mode

Tested with sense resistance= 0.366 Ω

(R

+ traces= 0.36 Ω + 6 mΩ= 0.366 Ω)

sense

connected at port_sense pin

706

722

767

mA

847

874

919

mA

537

1200

mA

AT_LIM_HIGH

AF limit mode

410

425

448

mA

AT

configurable

PoE tech high-

power port

808

850

892

mA

The following table lists the main power switching FET for the PD69104B1/F device.

Table 8 • Main Power Switching FET

Symbol

Parameter

Test Conditions/Comment

Min

Typ

Max

Units

Rdson

On resistance

0.3

Ω

Internal thermal protection threshold

200

°C

The following table lists the line detection for the PD69104B1/F device.

Table 9 • Line Detection

Symbol

Parameter

Test Conditions/Comment

Min

Typ

Max

Units

Range

According to IEEE 802.3 standard

19

26.5

KΩ

The following table lists the classification for the PD69104B1/F device.

Table 10 • Classification

Symbol

Parameter

Test Conditions/Comment

Min

Typ

Max

Units

Class event output voltage

Measured between V

and V

pins

MAIN

PORT_NEG

16.5

18

19.5

VDC

Mark event output

voltage

Measured between V

and V

pins

MAIN

PORT_NEG

7.5

8.5

9.5

VDC

The following table lists the LED 0 to 3, MAX_LED drivers for the PD69104B1/F device.

Table 11 • LED 0 to 3, MAX_LED Drivers

Symbol

Parameter

Test Conditions/Comment

Min

Typ

Max

Units

I

(from V

to AGND)

sink

MAIN

Current

sink

Measured between V

and V

MAIN

PORT_NEG

pins

3

5

mA

The following table lists the three states analog input pins (current set, comm_mode) for the PD69104B1