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PD70101 Arkusz danych(PDF) 11 Page - Microchip Technology

Numer części PD70101
Szczegółowy opis  IEEE짰 802.3af/at PD Front End IC
PDF  24 Pages
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Producent  MICROCHIP [Microchip Technology]
Strona internetowa  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PD70101 Arkusz danych(HTML) 11 Page - Microchip Technology

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Parameter
Symbol
Min
Typ
Max
Units
Test Condition/
Comment
Input Current IPP When Classification
Function is Enabled
ICLASSEN
9.0
10.5
12.0
mA
Class 1
RCLASS = 133 Ω
±1%
17.0
18.5
20.0
mA
Class 2
RCLASS = 69.8 Ω
±1%
26.0
28.0
30.0
mA
Class 3
RCLASS = 45.3 Ω
±1%
36.0
40.0
44.0
mA
Class 4
RCLASS = 30.9 Ω
±1%
2.2.4
Mark
Table 2-5. Mark
Parameter
Symbol
Min
Typ
Max
Units
Test Conditions/
Comment
Mark, Working Voltage
Range
VMARK
4.9
10.1
V
When voltage decreases
Measured between VPP to
VPNIN
Mark Current
IMARK
0.25
4
mA
Chip current
2.2.5
Isolation Switch
Table 2-6. Isolation Switch
Parameter
Symbol
Min
Typ
Max
Units
Test Conditions/
Comment
Isolation Switch MOSFET
Switches from Off to ILIM-LOW
VSW-START
36
42
V
Isolation Switch MOSFET
Switched Off
VSW-OFF
30.5
34.5
V
Startup Current Limit, ILIM
ILIM-LOW
105
240
325
mA
VPNIN to VPNOUT Threshold
Voltage for ILIM- LOW to ILIM-HIGH
Switchover
VDIFF
0.7
V
When VPNIN to
VPNOUT ≤ VDIFF,
Isolating switch
switches over from
ILIM-LOW to ILIM-HIGH.
Over Current Protection Current
Limit
OCP
1500
1800
2000
mA
PD70100/PD70200
Electrical Specifications
© 2020 Microchip Technology Inc.
Datasheet
DS00003639A-page 11



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