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Texas Instruments LM5022 | Demoboard PMP20468
LM5022 Isolated Flyback Power-over-Ethernet Camera Reference Design
Overview
| Topology | Flyback Converter |
| Input voltage | 36-57 V |
| Output 1 | 12 V / 2 A |
| IC revision | A |
Description
PMP20468 is an isolated flyback converter utilizing the LM5022 controller for Power-over-Ethernet applications. This design has a minimum operating input voltage of 36V, a maximum input voltage of 57V, and an output of 12V @ 2A of load current. Switching frequency is set to 420kHz. A custom Wurth transformer is used in this design.
Features
36V to 57V input, 12V @ 2A outputLM5022 controller for an isolated flyback topology to achieve over 89% efficiency over all operating conditionsCompact size, slim form factor, suitable for power-over-ethernet camera applicationsSolution size: 81mm x 38mm91% peak efficiency
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | Version | VIN | VOut1 (V) | IOut1 (A) | L (µH) | n | VT (V (AC)) | Size | Mount | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 750317123 | SPEC | 10 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PoE Power over Ethernet Transformer | Flyback | 32 - 57 V (DC) | 12 | 1 | 82 | 2.5:1:0.75 | 1500 | RM6 | SMT |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | Version | VIN | VOut1 (V) | IOut1 (A) | L (µH) | n | VT (V (AC)) | Size | Mount | Samples |
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