MP3921GU-P is available for purchase but is not normally stocked.
Available Substitutes:

Direct


Monolithic Power Systems Inc.
In Stock: 4,915
Unit Price: $4.18000
Datasheet
New at DigiKey
Power Over Ethernet Controller 1 Channel 802.3at (PoE+), 802.3af (PoE) 32-QFN (5x5)
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MP3921GU-P

DigiKey Part Number
1589-MP3921GU-PTR-ND - Tape & Reel (TR)
Manufacturer
Manufacturer Product Number
MP3921GU-P
Description
SINGLE-PORT, IEEE 802.3AF/AT PSE
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Power Over Ethernet Controller 1 Channel 802.3at (PoE+), 802.3af (PoE) 32-QFN (5x5)
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Manufacturer
Monolithic Power Systems Inc.
Series
-
Packaging
Tape & Reel (TR)
Part Status
Active
Type
Controller (PD)
Number of Channels
1
Power - Max
40 W
Internal Switch(s)
No
Auxiliary Sense
No
Standards
802.3at (PoE+), 802.3af (PoE)
Voltage - Supply
44V ~ 57V
Current - Supply
2mA
Operating Temperature
-40°C ~ 125°C (TJ)
Mounting Type
Surface Mount
Package / Case
32-VFQFN Exposed Pad
Supplier Device Package
32-QFN (5x5)
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Available To Order
Factory Stock: 5,000
Check Lead Time
All prices are in CAD
Tape & Reel (TR)
QuantityUnit PriceExt Price
500$2.66744$1,333.72
1,000$2.58983$2,589.83
1,500$2.55098$3,826.47
2,500$2.50792$6,269.80
3,500$2.48276$8,689.66
5,000$2.45855$12,292.75
Manufacturers Standard Package