Copyright © 2016

Microsemi

Page 29

Rev. 1.4, July 2017

CPG

– PoE BU

One Enterprise Aliso Viejo, CA 92656 USA

PD70211

PD Controller with Switching Regulator for

AF/AT/UPOE/HDBaseT/4-pair PoE Applications

PD70211 Recommended PCB layout

Recommended PCB layout pattern for PD70211 is described in the following figures.

4.2 4.3

0.3

0.5

4.3

4.2

1.0

Figure 9: PD70211 Top layer Copper Recommended PCB Layout (mm)

4.3

0.3

0.5

4.3

1.0

3.9

3.9

1.8

1.8

Solder

past

Solder

mask

Figure 10: PD70211 Top layer Solder Mask, Solder Paste and Vias Recommended PCB Layout (mm)

1.0

3.9

4.2

1.0

0.6

0.6

3.9 4.2

Solder PAD

Solder mask

Solder past

0.3

ᴓ

Figure 11: PD70211 Bottom layer Copper and Solder Paste Recommended PCB Layout for Thermal Pad Array (mm)