.hide-partial { max-height: none; } .show-more { display: none; }

QFN-38 Power Switch ICs - POE/LAN

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 37

Applied Filters:

Package/Case = QFN-38

Manufacturer

Type

Standard

Current Limit

Operating Supply Voltage

Minimum Operating Temperature

Maximum Operating Temperature

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Power Switch ICs - POE/LAN 1x IEEE 802.3at Pwr Over E Cntr

LTC4274IUHF#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4274IUHF#PBF

Mouser Part No
584-LTC4274IUHF#PBF

Analog Devices

Power Switch ICs - POE/LAN 1x IEEE 802.3at Pwr Over E Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

802.3at

425 mA

3 V to 4.3 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN Single PoE Port 90W 802.3bt PSE

Si3471A-A01-IM
Skyworks Solutions, Inc.
1: HK$45.29
1,775In Stock

Mfr. Part No.
Si3471A-A01-IM

Mouser Part No
634-SI3471A-A01-IM

Skyworks Solutions, Inc.

Power Switch ICs - POE/LAN Single PoE Port 90W 802.3bt PSE

Learn More

Datasheet

1,775In Stock

HK$45.29

HK$34.52

HK$31.81

HK$28.85

View

Min.: 1
Mult.: 1

Power Sourcing Equipment - PSE

802.3bt

425 mA

3.3 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Tray

Power Switch ICs - POE/LAN 1x PoE/PoE+/LTPoE++ PSE Cntr

LTC4274AIUHF-2#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4274AIUHF-2#PBF

Mouser Part No
584-C4274AIUHF-2PBF

Analog Devices

Power Switch ICs - POE/LAN 1x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 802.3bt 45W Four Port PoE PSE Controller

SI3472A-A01-IM
Skyworks Solutions, Inc.
1: HK$43.65
24In Stock

Mfr. Part No.
SI3472A-A01-IM

Mouser Part No
873-SI3472A-A01-IM

Skyworks Solutions, Inc.

Power Switch ICs - POE/LAN 802.3bt 45W Four Port PoE PSE Controller

Learn More

Datasheet

24In Stock

HK$43.65

HK$33.29

HK$29.59

HK$26.88

View

Min.: 1
Mult.: 1

Power Sourcing Equipment - PSE

802.3bt

425 mA

3.3 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Tray

Power Switch ICs - POE/LAN 1x IEEE 802.3at Pwr Over E Cntr

LTC4274IUHF#TRPBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4274IUHF#TRPBF

Mouser Part No
584-LTC4274IUHFTRPBF

Analog Devices

Power Switch ICs - POE/LAN 1x IEEE 802.3at Pwr Over E Cntr

Datasheet

Restricted Availability

802.3at

SMD/SMT

QFN-38

Reel, Cut Tape, MouseReel

Power Switch ICs - POE/LAN IEEE 802.3at / bt / PoH IdealBridge Dual MOSFET-bridge rectifier

PD70288ILQ-TR
Microchip Technology
1: HK$23.02
477In Stock
3,000Expected 12/10/2026
New Product

Mfr. Part No.
PD70288ILQ-TR

Mouser Part No
579-PD70288ILQ-TR

New Product

Microchip Technology

Power Switch ICs - POE/LAN IEEE 802.3at / bt / PoH IdealBridge Dual MOSFET-bridge rectifier

Datasheet

477In Stock

3,000Expected 12/10/2026

Cut Tape

HK$23.02

Reel

HK$23.02

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Powered Device - PD

0 V to 57 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Reel, Cut Tape, MouseReel

Power Switch ICs - POE/LAN 802.3at Four Port 30W PoE PSE Controller

SI3454-B01-IM
Skyworks Solutions, Inc.
1: HK$33.95
687In Stock
NRND

Mfr. Part No.
SI3454-B01-IM

Mouser Part No
634-SI3454-B01-IM

NRND

Skyworks Solutions, Inc.

Power Switch ICs - POE/LAN 802.3at Four Port 30W PoE PSE Controller

Datasheet

687In Stock

HK$33.95

HK$25.65

HK$23.59

HK$21.37

View

Min.: 1
Mult.: 1

Power Sourcing Equipment - PSE

802.3at

3 mA

3.3 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Tray

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

LTC4266AIUHF-1#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4266AIUHF-1#PBF

Mouser Part No
584-C4266AIUHF-1PBF

Analog Devices

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

LTC4266AIUHF-4#TRPBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4266AIUHF-4#TRPBF

Mouser Part No
584-C4266AIUHF-4TPF

Analog Devices

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Reel, Cut Tape, MouseReel

Power Switch ICs - POE/LAN 1x PoE/PoE+/LTPoE++ PSE Cntr

LTC4274AIUHF-4#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4274AIUHF-4#PBF

Mouser Part No
584-C4274AIUHF-4PBF

Analog Devices

Power Switch ICs - POE/LAN 1x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

802.3at

425 mA

3 V to 4.3 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

LTC4266AIUHF-4#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4266AIUHF-4#PBF

Mouser Part No
584-C4266AIUHF-4PBF

Analog Devices

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 1x PoE/PoE+/LTPoE++ PSE Cntr

LTC4274AIUHF-1#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4274AIUHF-1#PBF

Mouser Part No
584-C4274AIUHF-1PBF

Analog Devices

Power Switch ICs - POE/LAN 1x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 1x PoE/PoE+/LTPoE++ PSE Cntr

LTC4274AIUHF-3#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4274AIUHF-3#PBF

Mouser Part No
584-C4274AIUHF-3PBF

Analog Devices

Power Switch ICs - POE/LAN 1x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 4x IEEE 802.3at Pwr Over E Cntr

LTC4266CUHF#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4266CUHF#PBF

Mouser Part No
584-LTC4266CUHF#PBF

Analog Devices

Power Switch ICs - POE/LAN 4x IEEE 802.3at Pwr Over E Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

802.3at

425 mA

3 V to 4.3 V

0 C

+ 70 C

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 4x IEEE 802.3at Pwr Over E Cntr

LTC4266IUHF#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4266IUHF#PBF

Mouser Part No
584-LTC4266IUHF#PBF

Analog Devices

Power Switch ICs - POE/LAN 4x IEEE 802.3at Pwr Over E Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

802.3at

425 mA

3 V to 4.3 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 1x PoE/PoE+/LTPoE++ PSE Cntr

LTC4274CIUHF#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4274CIUHF#PBF

Mouser Part No
584-LTC4274CIUHF#PBF

Analog Devices

Power Switch ICs - POE/LAN 1x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

802.3at

425 mA

3 V to 4.3 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 1x IEEE 802.3at Pwr Over E Cntr

LTC4274CUHF#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4274CUHF#PBF

Mouser Part No
584-LTC4274CUHF#PBF

Analog Devices

Power Switch ICs - POE/LAN 1x IEEE 802.3at Pwr Over E Cntr

Datasheet

Restricted Availability

802.3at

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 802.3bt 90W 4 Port PoE PSE Controller

Si3474A-A01-IM
Skyworks Solutions, Inc.
1: HK$73.98
112In Stock

Mfr. Part No.
Si3474A-A01-IM

Mouser Part No
634-SI3474A-A01-IM

Skyworks Solutions, Inc.

Power Switch ICs - POE/LAN 802.3bt 90W 4 Port PoE PSE Controller

Learn More

Datasheet

112In Stock

HK$73.98

HK$58.61

HK$54.42

HK$49.81

View

Min.: 1
Mult.: 1

Power Sourcing Equipment - PSE

802.3bt

425 mA

3.3 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Tray

Power Switch ICs - POE/LAN 802.3bt 45W Four Port PoE PSE Controller

SI3472B-A01-IM
Skyworks Solutions, Inc.
1: HK$42.17
170In Stock

Mfr. Part No.
SI3472B-A01-IM

Mouser Part No
873-SI3472B-A01-IM

Skyworks Solutions, Inc.

Power Switch ICs - POE/LAN 802.3bt 45W Four Port PoE PSE Controller

Learn More

Datasheet

170In Stock

HK$42.17

HK$32.14

HK$29.59

HK$26.88

View

Min.: 1
Mult.: 1

Power Sourcing Equipment - PSE

802.3bt

425 mA

3.3 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Tray

Power Switch ICs - POE/LAN 802.3at Four Port 30W PoE PSE Controller

SI3454-B01-IMR
Skyworks Solutions, Inc.
2,500: HK$17.92
Non-Stocked Lead-Time 12 Weeks
NRND

Mfr. Part No.
SI3454-B01-IMR

Mouser Part No
634-SI3454-B01-IMR

NRND

Skyworks Solutions, Inc.

Power Switch ICs - POE/LAN 802.3at Four Port 30W PoE PSE Controller

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$17.92

Min.: 2,500
Mult.: 2,500

: 2,500

Power Sourcing Equipment - PSE

802.3at

3 mA

3.3 V

- 40 C

+ 85 C

SMD/SMT

QFN-38

Reel

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

LTC4266AIUHF-1#TRPBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4266AIUHF-1#TRPBF

Mouser Part No
584-C4266AIUHF-1TPF

Analog Devices

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Reel

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

LTC4266AIUHF-2#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4266AIUHF-2#PBF

Mouser Part No
584-C4266AIUHF-2PBF

Analog Devices

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

LTC4266AIUHF-2#TRPBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4266AIUHF-2#TRPBF

Mouser Part No
584-C4266AIUHF-2TPF

Analog Devices

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Reel

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

LTC4266AIUHF-3#PBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4266AIUHF-3#PBF

Mouser Part No
584-C4266AIUHF-3PBF

Analog Devices

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Tube

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

LTC4266AIUHF-3#TRPBF
Analog Devices
Restricted Availability

Mfr. Part No.
LTC4266AIUHF-3#TRPBF

Mouser Part No
584-C4266AIUHF-3TPF

Analog Devices

Power Switch ICs - POE/LAN 4x PoE/PoE+/LTPoE++ PSE Cntr

Datasheet

Restricted Availability

Power Sourcing Equipment - PSE

SMD/SMT

QFN-38

Reel

QFN-38 Power Switch ICs - POE/LAN

Customer Service Office

Company

Resources

Support