中文
EnglishStep Up LED Driver with True PWM Dimming CXLE81118 develops a high efficiency boost regulator for driving LEDs. The LED current can be set by external resistor. The intergrated dimming switch provide
目录
产品概述 返回TOP
CXLE81118 develops a high efficiency boost regulator for driving LEDs. The LED current can be set by external resistor. The intergrated dimming switch provides accurate LED current control during PWM dimming. 1MHz fixed switching frequency allows small external inductor and capacitor.
产品特点 返回TOP
Input voltage range 3 to 30V
1MHz switching frequency
Minimum on time: 100ns typical
Minimum off time: 100ns typical
Low Rdson: 0.5ohm for boost switch
1ohm for PWM dimming switch
Compact package: SOT23-6
应用范围 返回TOP
WLED Lamp Drivers
GPS Navigation Systems
Handheld Devices
Portable Media Players
技术规格书（产品PDF) 返回TOP
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Step Up LED Backlight Regulator(Integrated Boost Switch) |
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Part Number |
Package |
Max LED Voltage Per String(V) |
Max LED Current Per Sting(mA) |
No. of strings |
Special Function |
Application_param |
|
SOT236 |
30 |
300 |
1 |
Dimming Freq.: 20kHz~1MHz |
PAD, GPS, MID, Tablet |
|
|
SOT236 |
30 |
300 |
1 |
PAD, GPS, MID, Tablet |
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|
DFN3x316 |
33 |
30 |
6 |
NB, PAD, Tablet |
||
|
QFN3x316 |
43 |
40 |
4 |
NB, PAD, Tablet |
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|
SOT236 |
30 |
140 |
1 |
Int. PWM Switch for True PWM Dimming |
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