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RT9271PE CA 的参数 |
| 恒流
Constant Current |
是 YES |
| 恒压
Constant Voltage |
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| 拓扑
Topology |
PWM，升压（升压） PWM, Step-Up (Boost) |
| 输出数
Number of Outputs |
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| 内部驱动器
Internal Driver |
是 YES |
| 初级类型
Type - Primary |
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| 次级类型
Type - Secondary |
白色 LED White LED |
| 频率
Frequency |
1.1MHz |
| 电源电压
Voltage - Supply |
2.4V ~ 6V |
| 输出电压
Voltage - Output |
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| Description & Applications |
FEATURES ?White LED Step-Up Converter in Tiny Package ?Inherently Matched LED Current ?Up to 80mA Output Current @ VOUT < 12V ?High Efficiency : 85% Typical ?Drives Up to Three LEDs from 2.8V Supply ?20V Internal Switch ?Fast 1.1 MHz Switching Frequency ?Uses Tiny 1 mm Height Inductors ?Requires Only 1uF Output Capacitor ?Low Profile SOT-23-6 Package ?Optional 15V Over Voltage Protection ?RoHS Compliant and 100% Lead (Pb)-Free Applications ?Mobile Phone ?Digital Still Camera ?PDAs, Handheld Computers ?MP3 Players ?GPS Receivers |
| 描述与应用 |
特点 ?微型封装的白光LED升压转换器 ?固有匹配的LED电流 ?高达80mA的输出电流@ VOUT<12V ?高效率：85％（典型值） ?驱动多达三个LED从2.8V电源 ?20V内部开关 ?快速1.1 MHz的开关频率 ?采用纤巧的1毫米高的电感器 ?只需要1uF的输出电容器 ?薄型SOT-23-6封装 ?可选15V过电压保护 ?符合RoHS标准，100％无铅（pb）产品 应用 ?手机 ?数码相机 掌上电脑，掌上电脑 ?MP3播放器 ?GPS接收机 |
| 技术文档PDF下载 |
在线阅读  |
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相关型号列表 |
| 型号 |
标记/丝印/代码 |
厂家 |
批号 |
封装 |
数量 |
描述 |
详细资料 |
| RT9261-28PB |
FD |
RICHTEK |
05NOPB |
SOT-153/SOT23-5 |
12000 |
电源管理ICPower Management IC/PMIC-DC/DC升压转换器DC/DC Step-Up Converter |
查看 |
| RT9261-28PB |
FD |
RICHTEK |
05+ROHS |
SOT-153/SOT23-5 |
165000 |
电源管理ICPower Management IC/PMIC-DC/DC升压转换器DC/DC Step-Up Converter |
查看 |
| RT9271CE |
CA |
RICHTEK |
05+ |
SOT-163/SOT23-6 |
600 |
电源管理ICPower Management IC/PMIC-LED驱动LED Driver |
查看 |
| RT9271PE |
CA |
RICHTEK |
NOPB |
SOT-163/SOT23-6 |
0 |
电源管理ICPower Management IC/PMIC-LED驱动LED Driver |
查看 |
| RT9268CE |
32L |
RICHTEK |
05+ |
SOT-163/SOT23-6 |
2000 |
电源管理ICPower Management IC/PMIC-DC/DC升压转换器DC/DC Step-Up Converter |
查看 |
| RT9263CCX5 |
7KE1K |
RICHTEK |
05+ |
SOT89-5 |
1200 |
电源管理ICPower Management IC/PMIC-DC/DC升压转换器DC/DC Step-Up Converter |
查看 |
| RT9292DGJ6 |
BP |
RICHTEK |
10NOPB |
SOT-163/SOT23-6 |
493 |
电源管理ICPower Management IC/PMIC-LED驱动LED Driver |
查看 |
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