900,000+ datasheet pdf search and download

Datasheet4U offers most rated semiconductors data sheet pdf






LIZE

PT4115 Datasheet Preview

PT4115 Datasheet

1.2A high light ratio LED constant current driver

No Preview Available !

规格说明书
PT4115
6~36V/1.2A 高调光比 LED 恒流驱动器
版本 V1.0




LIZE

PT4115 Datasheet Preview

PT4115 Datasheet

1.2A high light ratio LED constant current driver

No Preview Available !

深圳市福田区天安数码城创新科技广场二期西座 901
深圳市励致电子技术有限公司
TEL:0755-8288 7125
FAX:0755-8835 3509
目录
1. 产品概述..........................................................................................................................4
2. 主要技术参数 ..................................................................................................................4
3. 应用.................................................................................................................................4
4. 典型应用电路图...............................................................................................................4
5. 封装管脚..........................................................................................................................5
6. 管脚功能定义 ..................................................................................................................5
7. 定购信息..........................................................................................................................5
8. 功能模块框图 ..................................................................................................................6
9. 极限工作条件 ..................................................................................................................6
10. 推荐使用条件 ................................................................................................................6
11. 电气参数........................................................................................................................7
12. 典型工作特性曲线 .........................................................................................................8
13. 功能描述......................................................................................................................10
13.1 工作原理描述 ......................................................................................................10
13.2 通过外部电流采样电阻 RS 设定 LED 平均电流 ...................................................10
13.3 通过直流电压实现模拟调光.................................................................................10
13.4 通过 PWM 信号实现调光..................................................................................... 11
13.5 关断模式 ............................................................................................................. 11
13.6 软启动模式.......................................................................................................... 11
13.7 欠压保护 ............................................................................................................. 11
13.8 LED 开路保护 ...................................................................................................... 11
13.9 过热保护 ............................................................................................................. 11
14 元器件选择 ................................................................................................................... 11
14.1 电感..................................................................................................................... 11
14.2 肖特基二极管 D................................................................................................... 11
15 应用注意事项 ...............................................................................................................12
15.1 降低输出纹波 ......................................................................................................12
Page 2 of 17


Part Number PT4115
Description 1.2A high light ratio LED constant current driver
Maker LIZE
PDF Download

PT4115 Datasheet PDF






Similar Datasheet

1 PT4110 Side View and Thin Flat Type Phototransistors
Sharp Electrionic Components
2 PT4110 High Efficiency White LED Driver
Powtech
3 PT4110F Side View and Thin Flat Type Phototransistors
Sharp Electrionic Components
4 PT4112 WLED Driver
PowTech
5 PT4113 480mA LED backlight
PowTech
6 PT4115 1.2A high light ratio LED constant current driver
LIZE
7 PT4115 Built-in MOS tube 1.2A high power LED constant current driver
HOTCHIP
8 PT4115 1.2A Step-down High Brightness LED Driver
PowTech
9 PT4115B Continuous inductor current conduction mode drop Constant current source
LIZE





Part Number Start With

0    1    2    3    4    5    6    7    8    9    A    B    C    D    E    F    G    H    I    J    K    L    M    N    O    P    Q    R    S    T    U    V    W    X    Y    Z



Site map

Webmaste! click here

Contact us

Buy Components

Privacy Policy