150W 51.5V Bus Voltage Generator


Design files


A transition mode (TM) Boost PFC and a TM Buck deliver from high line a clean 80mA current to a LED string, max. voltage 312V. The PCB board has been developed to fit into a T8 fluorescent tube, suitable for retrofit purpose. A PWM dimming input is also included.

Output voltage options PMP5687.1
Vin (Min) (V) 180
Vin (Max) (V) 305
Vout (Nom) (V) 51.5
Iout (Max) (A) 3
Output Power (W) 154.5
Isolated/Non-Isolated Isolated
Input Type AC
Topology Flyback- PFC

Design files & products

Design files

Download ready-to-use system files to speed your design process.

SLUU737.PDF (268 K)

Test results for the reference design, including efficiency graphs, test prerequisites and more

SLUR637.PDF (52 K)

Detailed schematic diagram for design layout and components

SLUR638.PDF (31 K)

Complete listing of design components, reference designators, and manufacturers/part numbers


Includes TI products in the design and potential alternatives.

Power factor correction (PFC) controllers

UCC28810LED Lighting Power Controller

Data sheet document-pdfAcrobat PDF
Shunt voltage references

TL431Adjustable precision shunt regulator

Data sheet document-pdfAcrobat PDF open-in-new HTML

Technical documentation

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Type Title Date
Test report PMP5687 Test Results Oct. 26, 2011

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