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PD70210AL 数据表(PDF) 14 Page - Microchip Technology

部件名 PD70210AL
功能描述  PD Controller with Switching Regulator for AF/AT/UPOE/ HDBaseT/4-pair PoE Applications
PDF  36 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

PD70210AL 数据表(HTML) 14 Page - Microchip Technology

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Symbol
Parameter
Conditions
Min
Typ
Max
Units
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 omitted in hiccup mode
1.7
1.8
1.9
V
Differential Voltage Amplifier
GainDA
DC gain of differential
voltage amplifier
—
6.68
7.0
7.14
V
AVUGBW_DA
Unity gain bandwidth of
differential voltage
amplifier
—
—
5
—
MHz
VDA_CMR_MAX
Maximum 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 maximum duty cycle
—
44.5
—
50
%
RSG_HI
Drive resistance when
SG is high
—
—
10
—
Ω
RSG_LO
Drive resistance when
SG is low
—
—
10
—
Ω
tDEAD
Deadtime
—
60
110
190
ns
Logic Levels on VINS and ENABLE
VHI
Input high threshold
—
2
—
—
V
VLO
Input low threshold
—
—
—
0.8
V
Thermal Protection
TSD
Thermal shutdown
(rising)
—
—
157
—
°C
THYST
Thermal shutdown
hysteresis
—
—
15
30
°C
PD70211
Electrical Specifications
© 2020 Microchip Technology Inc.
Datasheet
DS00003672A-page 14



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