SP6685ER-L/TR 查看數據表（PDF） - Exar Corporation

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SP6685ER-L/TR

700mA Buck/Boost Charge Pump LED Driver

Exar Corporation 

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

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