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SP6685 Datasheet, PDF (5/14 Pages) Sipex Corporation – Charge Pump LED Driver For Camera Flash
SP6685
700mA Buck/Boost Charge Pump LED Driver
TYPICAL PERFORMANCE CHARACTERISTICS
All data taken at VIN = 3.6V, Typical Application Circuit, D1 = Luxeon LXCL-PWF1, TJ = TA = 25°C, unless otherwise
specified.
Fig. 4: TORCH Mode Output Current
Fig. 5: FLASH Mode Output Current
Fig. 6: TORCH Mode Output Efficiency
Fig. 7: FLASH Mode Output Efficiency
Fig. 8: Ripple 1x FLASH Mode 700mA, CH1 = VIN
CH2 = VOUT, VIN = 4.2V, CIN = 10µF, CF = 1µF, COUT = 4.7µF
Fig. 9: Ripple 2x FLASH Mode 700mA. CH1 = VIN
CH2 = VOUT, VIN = 3.6V, CIN = 10µF, CF = 1µF, COUT = 4.7µF
© 2009 Exar Corporation
5/14
Rev. 2.0.0