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PD70211 датащи(PDF) 16 Page - Microsemi Corporation

номер детали PD70211
подробное описание детали  PD Controller with Switching Regulator for AF/AT/UPOE/HDBaseT/4-pair PoE Applications
PDF  30 Pages
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производитель  MICROSEMI [Microsemi Corporation]
домашняя страница  http://www.microsemi.com
Logo MICROSEMI - Microsemi Corporation

PD70211 датащи(HTML) 16 Page - Microsemi Corporation

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Copyright © 2016
Microsemi
Page 16
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
tDISCH
Soft-start discharge FET
on-time
32
Switch
cycles
Switching Frequency and Synchronization
fsw_range
Switching frequency
accuracy
RFREQ=33.2k
285
315
345
kHz
fsync_max
Max synchronization
frequency
1
MHz
VSYNC_HI
SYNC pin high
threshold
2.4
V
VSYNC_LO
SYNC pin low threshold
0.8
V
tsync
Minimum pulse width
of SYNC pulse
100
ns
Dsync_max
Max SYNC pulse duty
cycle
90
%
Error Amplifier
VREF
Reference voltage
1.171
1.200
1.229
V
GainDC_OPL
DC Open-loop gain
Rload=100k
70
100
dB
AVUGBW
Unity Gain Bandwidth
Cload=10pF (By design
only)
2
5
MHz
ICOMP_OUT
Output sourcing
current
0.2V< VCOMP < 1.3V
110
620
µA
ICOMP_IN
Output sinking current
0.2V< VCOMP < 1.3V
145
495
µA
VEA_CMR_MAX
Max of input common-
mode range
2
V
VCLAMP
COMP pin high clamp
1.8
2.1
2.6
V



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