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Copyright © 2015

Microsemi

Page 2 of 20

Rev.2.0, 17-Jan-2017

CPG

– PoE BU

One Enterprise Aliso Viejo, CA 92656 USA

PD70101 / PD70201

Datasheet

Pin Configuration

MSC

70101

YYWWX

RDET

PGOOD

RREF

RCLASS

VPN_IN

N/C

N/C

VL

GND

FB

DAO

COMP

VSP

VSN

VPN_OUT

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

SG

MSC

70201

YYWWX

RDET

PGOOD

RREF

RCLASS

VPN_IN

N/C

AT_FLAG*

VL

GND

FB

DAO

COMP

VSP

VSN

VPN_OUT

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

SG

Figure 1 · Pinout QFN Package(Top View)

YYWWX = Year /Week / lot code

Ordering Information

Pin Description

Pin

Number

PD70101

Pin Name

PD70201

Pin Name

Description

1

RDET

RDET

Valid Detection Resistor: Connect a 24.9kΩ, 1% resistor from this pin to

VPP.

2

PGOOD

PGOOD

Open Drain Output (active low): This flag is generated to indicate the

power rails (VPN_OUT) are ready.

3

RREF

RREF

Bias current resistor for the PD Interface. Connect a 240k 1% resistor

between this pin and VPN_IN.

4

RCLASS

RCLASS

Power Classification Setting: Connect external class resistor between

this pin and VPN_IN.

Ambient Temperature

Type

Package

Part Number

Packaging Type

-40°C to 85°C

RoHS2 compliant,

Pb-free

Matte Tin Pin Finish

QFN 5x5 Plastic 32 pin

PD70101ILQ (IEEE802.3af)

Bulk / Tube

PD70101ILQ-TR (IEEE802.3af)

Tape and Reel

PD70201ILQ (IEEE802.3at)

Bulk / Tube

PD70201ILQ-TR (IEEE802.3at)

Tape and Reel