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PD70211 데이터시트(PDF) 17 Page - Microsemi Corporation

부품명 PD70211
상세설명  PD Controller with Switching Regulator for AF/AT/UPOE/HDBaseT/4-pair PoE Applications
PDF  30 Pages
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제조업체  MICROSEMI [Microsemi Corporation]
홈페이지  http://www.microsemi.com
Logo MICROSEMI - Microsemi Corporation

PD70211 데이터시트(HTML) 17 Page - Microsemi Corporation

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Copyright © 2016
Microsemi
Page 17
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
PWM Comparator
VOFFSET
Inserted offset in
inverted input
200
300
mV
VRCLP
Voltage set on RCLP pin
by external resistor to
GND
0
1
V
Current Sense Amplifier
GainCSA
DC Gain
4.75
5
5.25
V
IAUX
Max continuous
current from VAUX
4
mA
VCSA_CMR_MAX
Max input common-
mode range
2
V
tBLANK
Blanking time
50
100
ns
VILIM
Current limit threshold
on output of current
sense amplifier
Where PWM pulses start
to get truncated
1.1
1.2
1.3
V
VILIMHICCUP
Current Limit threshold
on output of current
sense amplifier
capability
Where PWM pulses start
to get omotted in hiccup
mode
1.7
1.8
1.9
V
Differential Voltage Amplifier
GainDA
DC gain of differential
voltage amp
6.68
7.0
7.14
AVUGBW_DA
Unity Gain Bandwidth
of differential voltage
amp
5
MHz
VDA_CMR_MAX
Max of input common-
mode range
3.5
V
Drivers
RPG_HI
Drive resistance when
PG is high
10
Ω
RPG_LO
Drive resistance when
PG is low
5
Ω
tPG_MIN
Minimum on-time of
PG
120
ns
DMAX
PG max duty cycle
44.5
50
%



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