SP6685
700mA Buck/Boost Charge Pump LED Driver
Fig. 16: Output Current vs Supply Voltage
Fig. 17: Efficiency ve Supply Voltage
Fig. 18: Battery Current vs Supply Voltage
Fig. 18: D1 = AOT 3228HPW0303B LED, RSENSE = 0.33Ω
RSET = 162K, CIN = 4.7µF, CF = 0.47µF, COUT = 1µF
Fig. 20: D1 = AOT 3228HPW0303B LED, RSENSE = 0.33Ω
RSET = 162K, CIN = 4.7µF, CF = 0.47µF, COUT = 1µF
Fig. 21: D1 = AOT 3228HPW0303B LED, RSENSE = 0.33Ω
RSET = 162K, CIN = 4.7µF, CF = 0.47µF, COUT = 1µF
© 2009 Exar Corporation
7/14
Rev. 2.0.0