SI3452-B02-GMR datasheet pdf and PMIC - Power Over Ethernet (PoE) Controllers product details from Silicon Labs stock available on our website
SOT-23
SI3452-B02-GMR Datasheet
non-compliant
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Specifications
Name
Value
Type
Parameter
Package / Case
40-VFQFN Exposed Pad
Surface Mount
YES
Number of Pins
40
Operating Temperature
-40°C~85°C
Packaging
Tape & Reel (TR)
Published
1999
Part Status
Obsolete
Moisture Sensitivity Level (MSL)
3 (168 Hours)
Number of Terminations
40
Type
Controller (PSE)
Subcategory
Power Management Circuits
Max Power Dissipation
40W
Voltage - Supply
45V~57V
Terminal Position
QUAD
Number of Functions
1
Supply Voltage
3.3V
Terminal Pitch
0.5mm
Base Part Number
SI3452
Pin Count
40
Supply Voltage-Max (Vsup)
3.6V
Supply Voltage-Min (Vsup)
3V
Number of Channels
4
Operating Supply Current
3.7mA
Neg Supply Voltage-Nom (Vsup)
-54V
Max Output Power
40W
Internal Switch(s)
Yes
Neg Supply Voltage-Max (Vsup)
-51V
Standards
802.3at (PoE+), 802.3af (PoE)
Neg Supply Voltage-Min (Vsup)
-57V
Auxiliary Sense
No
Height
830μm
Length
6mm
RoHS Status
RoHS Compliant
SI3452-B02-GMR Product Details
SI3452-B02-GMR Overview
As part of Tape & Reel (TR), PoE controller is embedded.40-VFQFN Exposed Pad is how it's packaged.An PoE controller of this type is Controller (PSE).Channel number is growing strong/weak: 4.For a reliable operation, -40°C~85°C is the PoE operating temperature.The supply voltage of this electrical Po E controller is 45V~57V.It is possible to find the Po E controllers of the base part number by using the base part number SI3452.A 40 termination involves terminating the transmission line with a power over ethernet controller of the same impedance as the line.As you can see from the image, it is equipped with 40 pin count.As Po E controller of Power Management Circuits, this Po E controller is included.It is designed with 40 pins.There should be a greater voltage at the supply than at 3.3V.The maximum current (Vsup) that can be supplied for the operation of the ethernet power controller reaches the point 3.6V.The supply current of 3.7mA needs to be provided to fully play its function.Upon reaching 3V, the minimal current (Vsup) required for its operation is reached.40W is the maximum power this electrical PoE controller can produce.
SI3452-B02-GMR Features
Tape & Reel (TR) package 40 pin count 40 pins
SI3452-B02-GMR Applications
There are a lot of Silicon Labs SI3452-B02-GMR Power Over Ethernet (PoE) Controllers applications.