The Texas Instruments TPS23755 series PoE Controllers are IEEE 802.3at PoE PD with no-opto flyback DC-DC controllers. They are designed to provide power and data over a single Ethernet cable to powered devices (PDs) that comply with the IEEE 802.3at standard. The TPS23755 series PoE Controllers can operate in both PSE and PD modes and support up to 25.5 W of output power.
Texas Instruments TPS23755 series PoE Controllers
Comprehensive Guide to TPS23755 Integrated Circuits (ICs) PoE Controllers
This post lists the Key Component Features, Diverse Applications, Associated Series Parts, Technical Documents(PDF Datasheets, User Guides), Frequently asked questions, and Related Series of Texas Instruments TPS23755 series PoE Controllers products.
FEATURES
- Integrated PWM controller with 0.77Ω (typ) 150V power MOSFET
- Flyback controller with PSR
- Supports CCM operation with secondary side diode rectifier
- ±3% (typ, 12V output) load regulation (5%-100% range)
- Secondary auxiliary power detect capability provides priority for a secondary side power adapter, while ensuring smooth transition to and from PoE input power, with no efficiency or thermal trade-off
Applications
- Appliances
Associated Products
Part Number | Description | Stock | RFQ |
---|---|---|---|
TPS23755RJJT | IC PWR MGMT BATTERY MGMT | 250 | BUY |
TPS23755RJJR | IEEE 802.3at PoE PD with no-opto flyback DC-DC controller 23-VSON -40 to 125 | 10000 | RFQ |
Technical Documents

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Frequently Asked Questions
Where can we use Texas Instruments TPS23755 series PoE Controllers
The Texas Instruments TPS23755 series PoE Controllers are designed to provide power and data over a single Ethernet cable to powered devices (PDs) that comply with the IEEE 802.3at standard. They can be used in applications such as security cameras, IP phones, access points and other IEEE 802.3at compliant powered devices.