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ETC
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QX5237 Datasheet Preview

QX5237 Datasheet

LED flashlight dedicated driver

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QX5237 pdf
概述
QX5237 是一款采用大规模集成电路
技术,专门为使用干电池的 LED 手电筒设
计的专用集成电路。
QX5237 适用于两节干电池的 LED
电筒的驱动。
QX5237 外围电路简单,效率高,只
需外加一个电感元件,即可构成 LED 手电
筒驱动电路板。
QX5237 可靠性高、使用简单、生产
一致性好,通过外围电感元件的调节,可
满足 LED 手电筒对不同亮度的要求。
QX5237 采用 TO-92 SOT23 两种封
装形式。
QX5237
LED 手电筒专用驱动器
特点
输入电压范围:1.6V~3.2V
输出最大电流:大于 100mA
效率高:高达 80%
只需外接一个电感
LED 驱动能力:3~6 20mA LED
TO-92 封装或 SOT23 封装
应用领域
两节干电池的 LED 手电筒。
典型应用电路图
L1
LX
VDD
QX5237
GND
1QX5237 典型应用电路图
1



ETC
ETC

QX5237 Datasheet Preview

QX5237 Datasheet

LED flashlight dedicated driver

No Preview Available !

QX5237 pdf
订货信息
产品型号
丝印
TO-92 封装的丝印:
SOT23 封装的丝印:
封装及管脚分配
QX5237
LED 手电筒专用驱动器
QX5237
N02X
批号
004
GND
3 N02X
004
1
VDD
2
LX
SOT23
123
LX VDD GND
TO-92
2


Part Number QX5237
Description LED flashlight dedicated driver
Maker ETC
Total Page 8 Pages
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QX5237 pdf
QX5237 Datasheet PDF
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