PFC Boost with Transition Mode Buck 312V@80mA


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 PMP5682.1
Vin (Min) (V) 184
Vin (Max) (V) 265
Vout (Nom) (V) 312
Iout (Max) (A) .08
Output Power (W) 24.96
Isolated/Non-Isolated Non-Isolated
Input Type AC
Topology Boost- PFC

Design files & products

Design files

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

SLUU602.PDF (235 K)

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

SLUR454.PDF (55 K)

Detailed schematic diagram for design layout and components

SLUR455.PDF (29 K)

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


Includes TI products in the design and potential alternatives.

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Technical documentation

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Type Title Date
Test report PMP5682 Test Results Aug. 15, 2011

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