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PD70211 Datasheet(PDF) 13 Page - Microsemi Corporation

No. de pieza PD70211
Descripción Electrónicos  PD Controller with Switching Regulator for AF/AT/UPOE/HDBaseT/4-pair PoE Applications
PDF  30 Pages
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Fabricante Electrónico  MICROSEMI [Microsemi Corporation]
Página de inicio  http://www.microsemi.com
Logo MICROSEMI - Microsemi Corporation

PD70211 Datasheet(HTML) 13 Page - Microsemi Corporation

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Copyright © 2016
Microsemi
Page 13
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
Symbol
Parameter
Conditions
Min
Typ
Max
Units
ILOAD
Continuous operation
load
2
A
Undervoltage Lockout
UVLOON
Threshold that marks
start of Inrush phase
36
42
V
UVLOOFF
Threshold where pass-
FET turns off as VPP
collapses
30.5
34.5
V
DC-DC Input Cap Discharger
ICAP_DIS
Discharge current
7V ≤ VPP ≤ 30V
22.8
60
mA
tdis
Discharge time
CDC_DC ≤ 264 μF
(by design, not tested)
500
ms
timerdis
Discharge timer
Time for which discharge
circuit is activated
430
ms
References, Rails and Logic
VAUX
Auxiliary voltage
0mA < IAUX < 4mA
9.8
10.5
12.0
V
IAUX
Max continuous current
from VAUX
4
mA
IAUX_CLIM
Aux current limit
10
32
mA
VREF
Bandgap reference
voltage
1.17
1.2
1.23
V
tFLAG_LO
Low level flag
For AT_FLAG, HD_FLAG,
4P_AT_FLAG,
4P_HD_FLAG, IFLAG= 3mA
0.4
V
IFLAG
Flag Current driving
capability
For AT_FLAG, HD_FLAG,
4P_AT_FLAG, 4P_HD_FLAG
5
mA
tFLAG
Delay timer between
start of inrush and flags
declared
For AT_FLAG, HD_FLAG,
4P_AT_FLAG, 4P_HD_FLAG
80
ms
VSUPP_HI
SUPP_Sx high voltage
threshold
For SUPP_S1 and SUPP_S2
25
35
V



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