FAN5340 Datasheet, PDF (6/12 Pages) Fairchild Semiconductor – Synchronous Constant-Current Series Boost LED Driver with PWM Brightness Control and Integrated Load Disconnect

Typical Characteristics
VIN = 3.6V, TA = 25°C, ILED = 20mA, L = 22µH, COUT = 4.7µF.
Figure 6. Efficiency vs. LED Current: Two LEDs
Figure 7. Efficiency vs. LED Current: Three LEDs
Figure 8. Efficiency vs. LED Current: Four LEDs
Figure 9. fSW vs. Input Voltage vs.Temperature
Figure 10. FB Voltage vs. Input Voltage
vs. Temperature
Figure 11. OVP vs. Input Voltage vs. Temperature
© 2010 Fairchild Semiconductor Corporation
FAN5340 • Rev. 1.0.1
6
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