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EL1848 Datasheet(PDF) 8 Page - Intersil Corporation |
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EL1848 Datasheet(HTML) 8 Page - Intersil Corporation |
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8 / 12 page  8 Waveforms All performance curves and waveforms are taken with C1 = 4.7µF, C2 = 1µF, C3 = 0.1µF, L = 33µF, VIN = 3.3V, VCNTL = 1V, R1 =5Ω, 4 LEDs in a series; unless otherwise specified. FIGURE 13. START-UP FIGURE 14. SHUT-DOWN FIGURE 15. TRANSIENT RESPONSE FIGURE 16. CONTINUOUS CONDUCTION MODE FIGURE 17. DISCONTINUOUS CONDUCTION MODE FIGURE 18. OVER VOLTAGE PROTECTION (LED DISCONNECTED) VIN IIN VCNTL ILED 2V/DIV 50mA/DIV 1V/DIV 10mA/DIV 10ms/DIV C3=4700pF VCNTL ILED 50mA/DIV 1V/DIV 10mA/DIV IIN 0.1ms/DIV VO VCNTL ILED 2V 1V 14.2V 12.9V 30mA 15mA 20ms/DIV ILED=15mA ∆VIN IL VLX ∆VO 10mV/DIV 100mA/DIV 10V/DIV 50mV/DIV 1µs/DIV VCTRL=0.34V, ILED=5mA ∆VIN IL VLX ∆VO 10mV/DIV 100mA/DIV 10V/DIV 50mV/DIV 1µs/DIV VO (5V/DIV) VCOMP (1V/DIV) EL1848 |
Similar Part No. - EL1848 |
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Similar Description - EL1848 |
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