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LM27952 Fiches technique(PDF) 6 Page - Texas Instruments |
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LM27952 Fiches technique(HTML) 6 Page - Texas Instruments |
6 / 17 page LM27952 SNVS364B – MAY 2005 – REVISED MAY 2013 www.ti.com Typical Performance Characteristics Unless otherwise specified: TA = 25°C, 4 LEDs, VDX = 0.45V, VIN = 3.6V, VEN = VIN, VPWM = VIN, C1 = C2 = 1µF, CIN = COUT = 3.3µF. Capacitors are low-ESR multi-layer ceramic capacitors (MLCC's). LED Current Regulation LED Current Regulation vs. vs. Input Voltage Input Voltage Figure 2. Figure 3. Average LED Current Regulation Average LED Current Regulation vs. vs. Input Voltage Input Voltage Figure 4. Figure 5. Efficiency LED Current vs. vs. Input Voltage RSET Figure 6. Figure 7. 6 Submit Documentation Feedback Copyright © 2005–2013, Texas Instruments Incorporated Product Folder Links: LM27952 |
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