4-Port PoE Manager

Microsemi Proprietary and Confidential. PD69104B1/F Datasheet Revision 2.0

13

4

Electrical Specifications

The following sections describe the electrical specifications of the PD69104B1/F device.

4.1

Electrical Characteristics

Unless otherwise specified under conditions, the following Min and Max ratings apply over the entire

specified operating ratings of the device.

The following table lists the power supply for the PD69104B1/F device.

Table 4 • Power Supply

Symbol

Parameter

Test Conditions/Comment

Min

Typ

Max

Units

VMAIN

Input voltage

Supports full IEEE 802.3

functionality

44

55

57

VDC

IMAIN

Power supply current at operating

mode

V

= 55 V

MAIN

10

mA

VAUX5

5 V output voltage

4.5

5

5.5

VDC

VAUX3P3

3.3 V output voltage

2.97

3.3

3.63

VDC

3.3 V output current

Without external NPN

5

mA

With external NPN transistor on V

AUX5

30

mA

3.3 V input voltage

REG_EN_N pin= 3.3 V

(internal reg. is disabled)

V

pin=5 V

AUX3P3_INT

3

3.3

3.6

VDC

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

Table 5 • PoR

Symbol

Parameter

Test Conditions/Comment

Min

Typ

Max

Units

Threshold

2.575

2.775

2.975

VDC

Hysteresis

0.2

0.25

0.3

VDC

Delay

10

50

100

µS

The following table lists the digital I/O for the PD69104B1/F device.

Table 6 • Digital I/O

Symbol

Parameter

Test Conditions/Comment

Min

Typ

Max

Units

VIH

Input logic high threshold

2

VDC

VIL

Input logic low threshold

0.8

VDC

Input hysteresis voltage

0.4

0.6

0.8

VDC

IIH

Input high current

–10

10

µA

IIL

Input low current

–10

10

µA

VOH

Output high voltage

For I

= –1 mA

OH

2.4

VDC

VOL

Output low voltage

I

= 1 mA

OH

0.4

VDC

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