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Overview
| Topology | Flyback Converter |
| Input voltage | 0-57 V |
| Switching frequency | 225-275 kHz |
| Output 1 | 5.15 V / 4.5 A |
| IC revision | A |
Description
The Texas Instruments TPS23751EVM-104 evaluation module (EVM) is a fully assembled and tested circuit for evaluating the TPS23751 Power over Ethernet powered device and DC/DC controller. The EVM contains input and output connectors as well as control jumpers to ease evaluation of device features.
Features
- Efficient synchronous flyback design including enhanced light load operation (with synchronous rectifier disable and variable frequency operation).
- 24-V and 48-V adapter input capability
- Gigabit Ethernet passthrough interface
- IEEE 802.3at type-2 hardware classification with secondary-side status flag (T2P) and LED
- Robust 100-V, 0.5-Ω internal hotswap MOSFET
- 5-V, 4.5-A, 22.5-W dc output
Remark:
L1=3.3uH
L2=0.33uH
Refer page no 5
Typical applications
- Security Cameras
- IEEE 802.3at-Compliant Devices
- Pico-Base Stations
- Multiband access points
- Video and VoIP Telephones
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | L(µH) | IR(A) | ISAT(A) | fres(MHz) | Mount | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-TPC SMT Tiny Power Inductor, 3.3 µH, 2.55 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-TPC SMT Tiny Power Inductor | Inductance3.3 µH | Rated Current2.55 A | Saturation Current2.3 A | Self Resonant Frequency40 MHz | MountSMT | ||||
749022011 | 1000 Base-T Transformer with PoE+, 350 µH, – | Simulation– | Downloads– | Status Activei| Production is active. Expected lifetime: >10 years. | Product series 1000 Base-T Transformer with PoE+ | Inductance350 µH | – | – | – | MountSMT |