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PM8803 Datasheet(PDF) 14 Page - STMicroelectronics

Part # PM8803
Description  High-efficiency, IEEE 802.3at compliant integrated PoE-PD interface and PWM controller
PDF  34 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

PM8803 Datasheet(HTML) 14 Page - STMicroelectronics

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Electrical specifications
PM8803
14/34
Doc ID 018559 Rev 2
DCCL adjust
DCCL voltage
1.4
V
DC current limit selection
range
140
1000
mA
Adjustable DC current
limit precision
RDCCL = 30 to 150 kΩ
-15
+15
%
Inrush to DC current switchover
VDS required for inrush to
DC switchover
VDS falling - hot-swap Mosfet
closing.
1.35
1.50
1.75
V
VGS required for inrush to
DC switchover
VDS falling - hot-swap Mosfet
closing. Guaranteed by design
2V
VDS required for inrush to
DC switchover
VDS rising - hot-swap Mosfet
opening
11
12
13
V
Front auxiliary source detection
SP threshold
voltage rising
1.0
1.1
1.2
V
SP hysteresis
200
mV
Minimum VDD voltage for
front aux. operations
13
15
V
Table 5.
Electrical characteristics - interface section (continued)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit



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