Analog Devices LTC4271IUF#TRPBF Power Over Ethernet (PoE) Controllers
Power Over Ethernet Controller Channel 802.3at (PoE) 24-QFN (4x4)
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LTC4271IUF#TRPBF
Detailed Description
IC POE CNTRL 12/8 PORT 24QFN
Package
24-WFQFN Exposed Pad
Key Features
Package / Case: 24-WFQFN Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LTC4271IUF#TRPBF Datasheet
Quick Jump:
Technical Specifications
Analog Devices LTC4271IUF#TRPBF Power Over Ethernet (PoE) Controllers technical specifications.
General
Package / Case
24-WFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
3V ~ 3.6V
Lifecycle Status
Active
Current Supply
10mA
Type
Controller (PSE)
Internal Switch S
No
Standards
802.3at (PoE)
Auxiliary Sense
No
Alternate Parts Comparison (LTC4271IUF#TRPBF vs LTC4359HDCB#WTRMPBF vs LTC4291IUF#PBF vs LTC4291IUF#TRPBF)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 24-WFQFN Exposed Pad | 6-WFDFN Exposed Pad | 24-WFQFN Exposed Pad | 24-WFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 125°C (TA) | -40°C ~ 85°C | -40°C ~ 85°C |
| Supply Voltage | 3V ~ 3.6V | 4V ~ 80V | 3V ~ 3.6V | 3V ~ 3.6V |
| Internal Switch S | No | Yes | No | No |
| Type | Controller (PSE) | N+1 ORing Controller | Controller (PSE) | Controller (PSE) |
| Auxiliary Sense | No | -- | No | No |
| Standards | 802.3at (PoE) | -- | 802.3at (PoE+), 802.3af (PoE), 802.3bt | 802.3at (PoE+), 802.3af (PoE), 802.3bt |
| Lifecycle Status | Active | Production | Active | Active |
| Action |
More Parts in Power over Ethernet Controllers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LTC4291IUF#PBFAnalog DevicesPower Over Ethernet Controller 8 Channel 802.3at (PoE+), 802.3af (PoE), 802.3bt 24-QFN (4x4)
LTC4291IUF#TRPBFAnalog DevicesPower Over Ethernet Controller 8 Channel 802.3at (PoE+), 802.3af (PoE), 802.3bt 24-QFN (4x4)