400mA Buck/Boost Charge Pump LED Driver

GENERAL DESCRIPTION The SP6686 is a current-regulated charge pump ideal for powering high brightness LEDs for camera flash applications. FEATURES ? Output Current up to 400mA ? Up to 94 Efficiency in Torch Mode ? Adjustable FLASH Mode ? x1 and x2 Automatic Modes for High Efficiency ? Minimu

文件：640.64 Kbytes 頁數(shù)：12 Pages

EXAR

艾科嘉

400mA Buck/Boost Charge Pump LED Driver

DESCRIPTION The SP6686 is a current regulated charge pump ideal for powering high brightness LEDs for camera flash applications. The charge pump can be set to regulate two current levels for FLASH and TORCH modes. The SP6686 automatically switches modes between step-up and step-down ensuring that

文件：261.61 Kbytes 頁數(shù)：13 Pages

SIPEX

GaN Controller

SP6686是一顆高性能、多工作模式的PWM控制芯片。芯片可以工作在跳頻及綠色模式，以此來減小空載和輕載時(shí)的損耗，也可以工作在純QR工作模式，提高整機(jī)的工作效率。SP6686自帶高壓啟動(dòng)，可以省去啟動(dòng)電阻。SP6686內(nèi)置多種保護(hù)，包括：輸入電壓過低保護(hù)（Brown-out），X電容放電功能，輸出電壓過壓保護(hù)（VO_OVP），輸出電壓欠壓保護(hù)（VO_UVP），輸出二極管短路保護(hù)，逐周期過流保護(hù)（OCP），過載保護(hù)（OLP），VDD過壓保護(hù)（OVP），VDD欠壓保護(hù)（UVLO），過溫保護(hù)（OTP）等。 ? 230Vac輸入待機(jī)功耗小于75mW\n? 無噪聲工作\n? 內(nèi)置抖頻能改善EMI\n? 低啟動(dòng)電流，低工作電流\n? 輸入電壓過低檢測（Brown-out）功能\n? 過溫保護(hù)（OTP）\n? SOP8封裝;

Si-Power

硅動(dòng)力

Evaluation Board Manual

DESCRIPTION AND BOARD SCHEMATIC The SP6686EB Evaluation Board is a compact circuit including the SP6686 in 3x3mm DFN and 3 small 0603 capacitors which can provide a stable drive current for a 1W LED such as the AOT White LED, Lumi-LEDs Luxeon I or PWF1 type light sources. The evaluation board is

文件：181.32 Kbytes 頁數(shù)：4 Pages

SIPEX

Evaluation Board Manual

DESCRIPTION AND BOARD SCHEMATIC The SP6686EB Evaluation Board is a compact circuit including the SP6686 in 3x3mm DFN and 3 small 0603 capacitors which can provide a stable drive current for a 1W LED such as the AOT White LED, Lumi-LEDs Luxeon I or PWF1 type light sources. The evaluation board is

文件：181.32 Kbytes 頁數(shù)：4 Pages

SIPEX

400mA Buck/Boost Charge Pump LED Driver

GENERAL DESCRIPTION The SP6686 is a current-regulated charge pump ideal for powering high brightness LEDs for camera flash applications. FEATURES ? Output Current up to 400mA ? Up to 94 Efficiency in Torch Mode ? Adjustable FLASH Mode ? x1 and x2 Automatic Modes for High Efficiency ? Minimu

文件：640.64 Kbytes 頁數(shù)：12 Pages

EXAR

艾科嘉

400mA Buck/Boost Charge Pump LED Driver

GENERAL DESCRIPTION The SP6686 is a current-regulated charge pump ideal for powering high brightness LEDs for camera flash applications. FEATURES ? Output Current up to 400mA ? Up to 94 Efficiency in Torch Mode ? Adjustable FLASH Mode ? x1 and x2 Automatic Modes for High Efficiency ? Minimu

文件：640.64 Kbytes 頁數(shù)：12 Pages

EXAR

艾科嘉

400mA Buck/Boost Charge Pump LED Driver

GENERAL DESCRIPTION The SP6686 is a current-regulated charge pump ideal for powering high brightness LEDs for camera flash applications. FEATURES ? Output Current up to 400mA ? Up to 94% Efficiency in Torch Mode ? Adjustable FLASH Mode ? x1 and x2 Automatic Modes for High Efficiency ? M

文件：640.64 Kbytes 頁數(shù)：12 Pages

EXAR

艾科嘉

400mA Buck/Boost Charge Pump LED Driver

文件：640.89 Kbytes 頁數(shù)：13 Pages

EXAR

艾科嘉

400mA Buck/Boost Charge Pump LED Driver

文件：640.89 Kbytes 頁數(shù)：13 Pages

EXAR

艾科嘉