Copyright © 2016

Microsemi

Page 14

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

Wall Adapter

Min

Typ

Max

Units

VIH

Input high logic

2.4

V

VIL

Input low logic

0.8

V

Truth Table for Status of Flags

Number of Fingers “N”

(N-Event classification)

SUPP_S1

SUPP_S2

AT_FLAG

HD_FLAG

4P_AT_FLAG

4P_HD_FLAG

1

X

X

Hi Z

Hi Z

Hi Z

Hi Z

2

H

L

0V

Hi Z

Hi Z

Hi Z

2

L

H

0V

Hi Z

Hi Z

Hi Z

2

H

H

0V

Hi Z

0V

Hi Z

3

L

H

0V

0V

Hi Z

Hi Z

3

H

L

0V

0V

Hi Z

3

H

H

0V

0V

0V

Hi Z

4

X

X

0V

0V

0V

Hi Z

5

RESERVED FOR FUTURE

6

X

X

0V

0V

0V

0V

Electrical Characteristics (PWM Section)

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

specified operating ratings of the device. Typ values stated, are either by design or by production testing at

25°C ambient. Voltages are with respect to IC ground (VPN_IN).

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Input Voltage Current

VCC_UVLO_UP

UVLO threshold with

input rising

VCC rise time > 0.5 ms

8.85

9.15

9.5

V

VCC_UVLO_DN

UVLO threshold with

input falling

VCC rise time > 0.5 ms

7

7.3

7.6

V

IVCC_SD

IC input current (no

switching)

VENABLE = Low, or VVCC <

VCC_UVLO_UP

1

2000

µA