Datasheet

Ch1: FET Q2 Source Ch3: LED Current Ch4: Input Current

Ch1

Ch3

Ch4

Input Voltage (VAC)

130

125120115110

Output Current (mA)

550

500

450

400

350

300

250

200

46-V LED String

40-V LED String

35-V LED String

30-V LED String

25-V LED String

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Performance Data and Typical Characteristic Curves – Configured as Buck-Boost

5.2 Load Regulation

Figure 4. TPS92075 Buck-Boost Regulation

5.3 Output Ripple

Figure 5. Output Ripple (Vout: 35.5 V, Iout 375 mA, THD 18.5%)

SLVU813A–November 2012–Revised June 2013 Using the TPS92075 Buck-Boost Converter

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