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Boost driver for long LED strings

作者： 時(shí)間：2010-05-15 來(lái)源：網(wǎng)絡(luò) 收藏

Figure 6. Drain voltage and current-sense resistor voltage (50mΩ).

Figure 7. Drain voltage risetime.
Figure 7. Drain voltage risetime.

Figure 8. Output voltage (AC coupled) and sense-resistor voltage.
Figure 8. Output voltage (AC coupled) and sense-resistor voltage.

Figure 9. High dimming ratio (on-time < 4µs).
Figure 9. Figure 9. High dimming ratio (on-time 4µs).

Figure 10. Inductor temperature rise. The calculator is available from Coilcraft®.

關(guān)鍵詞： strings driver Boost long

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