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        LED驅動器LED驅動器

        閃光燈驅動
        串聯背光驅動
        并聯背光驅動
        炫彩燈驅動

        閃光燈驅動

        PART No.
        Description
        Vin(V)
        IQ (mA)
        IOUT-Flash Mode (mA)
        IOUT-Torch Mode (mA)
        VOUT Turn-on Time (uS)
        Freq (MHz)
        Mode
        Efficiency
        Vref (mV)
        Ifb (uA)
        ISDHN (uA)
        Package
        BCT3140
        1A output Flash LED Driver
        2.7-5.5
        0.3
        1000
        400
        250
        1.5
        1X,2X
        90%
        47
        1
        1
        DFN3x3-10L

        串聯背光驅動

        PART No.
        Descrition
        Topology
        LED Connection
        CH
        VCC (V)
        Oscillation Frequency (KHz)
        IQ (uA)
        VREF (mA)
        ILIM (mA)
        Vovp (V)
        Package
        BCT3692B
        High Performance, Asynchronies Boost for 10 WLED Driver
        BOOST
        PWM
        1
        2.7-5.5
        1100
        0.1
        200
        1500
        38
        SOT23-6
        BCT3756
        White LED Driver with PWM Brightness Control in Small Package
        BOOST
        PWM
        1
        2.7-5.0
        1100
        0.1
        200
        1500
        38
        DFN2x2-6L
        BCT3401
        Backlight Driver
        BUCK
        PWM
        1
        2.5-5.5
        1500
        1
        100
        1800
        SOT23-5

        并聯背光驅動

        PART No.
        Description
        LED connection
        CH
        Vcc (V)
        Vdrop (20mA) (mV)
        MAX LED Current/CH (mA)
        Bright Level
        IQ (uA)
        Current Matching
        VIH (V)
        VIL (V)
        Package
        BCT3220
        4 Channel LED Driver
        Common-Anode
        4
        2.7-5.5
        55
        20
        8
        1
        1.50%
        1.4
        0.4
        DFN2x2-8L
        BCT3256
        6 Channel LED Driver
        Common-Anode
        6
        2.7-5.5
        50
        20
        16
        1
        1.50%
        1.6
        0.4
        QFN3x3-16L

        炫彩燈驅動

        PART No.
        Description
        Channels
        MAX LED Current/CH (mA)
        MAX Output Current Setting
        Bright level
        Vcc (V)
        Control
        Current match
        VIH (V)
        VIL (V)
        Package
        BCT3119
        9-Channel 64 steps Constant-Current LED Driver
        9
        40
        R_EXT
        64
        2.7-5.5
        SPI
        ±1%
        1.5
        0.7
        QFN3x3-20L
        BCT3288A
        16-Channel 64 steps Constant-Current LED Driver
        16
        40
        R_EXT
        64
        2.7-5.5
        SPI
        ±1%
        1.4
        0.7
        QFN4x4-24L
        BCT3656
        16-Channel 64 steps Constant-Current LED Driver
        16
        40
        R_EXT
        64
        2.7-5.5
        SPI
        ±1%
        1.4
        0.7
        SOP24
        SSOP24-1.0
        BCT3299
        16-Channel 256 steps Constant-Current LED Driver
        16
        40
        R_EXT
        256
        2.7-5.5
        SPI
        ±1%
        1.4
        0.7
        QFN4x4-24L
        BCT3236
        36 Channels LED Driver
        36
        38
        R_EXT
        256
        2.7-5.5
        I2C
        ±3%
        1.4
        0.4
        QFN5x5-44L
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