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AL3157

HIGH EFFICIENCY 1x/2x CHARGE PUMP LED DRIVER FOR SMALL SCREEN BACKLIGHTING

文件:309.02 Kbytes 页数:9 Pages

DIODES

美台半导体

AL3157

low-voltage-dc-dc-led-drivers

The AL3157 is a low noise, constant frequency charge pump DC/DC converter that uses a Dual mode load switch (1x), and doubling (2x) conversion for driving white LEDs. Low external part count (one 1µF flying capacitor and two 2.2µF capacitors at VIN and VOUT) make this part ideally suited for small,

Diodes

美台半导体

AL3157F-7

HIGH EFFICIENCY 1x/2x CHARGE PUMP LED DRIVER FOR SMALL SCREEN BACKLIGHTING

文件:309.02 Kbytes 页数:9 Pages

DIODES

美台半导体

AL3157F-7

Package:12-UFDFN 裸露焊盘;包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 类别:集成电路(IC) LED 驱动器 描述:IC LED DRVR RGLTR DIM 30MA 12DFN

DIODES

美台半导体

技术参数

  • Minimum Input Voltage:

    2.7 V

  • Maximum Input Voltage:

    5.5 V

  • Maximum Output Voltage:

    5.5 V

  • Number of Regulated Output Channels:

    4

  • Maximum Output Current per Channel:

    210 mA

  • Typical Over-Current Protection Current:

    N/A mA

  • Switching Frequency:

    1.2 MHz

  • Efficiency:

    93 %

  • Quiescent Current:

    2 mA

  • Standby Quiescent Current:

    1 µA

  • SW RDS(ON):

    0.5 Ω

  • Dimming:

    PWM

  • OVP:

    Yes

  • Soft Start:

    Yes

  • VFB:

    N/A V

  • Operating Temperature Range:

    -40 to 85 °C

  • Packages:

    U-DFN3030-12

供应商型号品牌批号封装库存备注价格
DiodesIncorporated
19+
58000
原装正品价格优势
询价
原装DIODES
19+
QFN
20000
询价
DiodesIncorporated
24+
12-DFN(3x3)
66800
原厂授权一级代理,专注汽车、医疗、工业、新能源!
询价
DIODES
20+
U-DFN30
19570
原装优势主营型号-可开原型号增税票
询价
原装DIODES
24+
QFN
63200
一级代理/放心采购
询价
DIODES/美台
2447
UDFN303012
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
询价
DIODES
25+
DFN-12
9854
就找我吧!--邀您体验愉快问购元件!
询价
Diodes(美台)
23+
NA
20094
正纳10年以上分销经验原装进口正品做服务做口碑有支持
询价
DIODES/美台
14+
U-DFN30
7550
原装/现货
询价
DIODES/美台
23+
UDFN303012
6000
原装正品假一罚百!可开增票!
询价
更多AL3157供应商 更新时间2026-1-17 10:04:00