The CXLE87159 is a current mode monolithic buck LED driver. Operating with an input range of 4.5-20V, CXLE87159 delivers 2A of continuous output current with two integrated N-Channel MOSFETs. The internal synchronous power switches provide high efficiency without the use of an external Schottky diode.

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[ CXLE87159 ]"
目录
7.相关产品
产品概述 返回TOP
The CXLE87159 is a current mode monolithic buck LED driver. Operating with an input range of 4.5-20V, CXLE87159 delivers 2A of continuous output current with two integrated N-Channel MOSFETs. The internal synchronous power switches provide high efficiency without the use of an external Schottky diode. At light loads, the LED driver operates in low frequency to maintain high efficiency and low output ripple. The CXLE87159 guarantees robustness with LED short protection, thermal protection, start-up current run-away protection, input under voltage lockout. The CXLE87159 is available in 6-pin and 8-pin TSOT packages, which provide a compact solution with minimal external components.
产品特点 返回TOP
4.5V to 20V operating input range 2A output current
Up to 94% efficiency
High efficiency (>85%) at light load
Fixed 1MHz Switching frequency
Input under voltage lockout
Start-up current run-away protection
LED short protection
Thermal protection
Available in TSOT23-6 and TSOT23-8 packages
应用范围 返回TOP
LED Driver
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产品封装图 返回TOP
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电路原理图 返回TOP
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DC/DC (照明驱动产品) |
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产品型号 |
封装 |
拓扑 |
频率 |
输入 |
调光 |
过流保护 短路保护 |
|
Vin(V) |
Iout(A) |
||||||
ESOP8 SOT23-6 |
Buck, Boost |
Constant 2us toff |
4.6~44 |
2A peak |
PWM/Analog |
Y |
|
SOT23-6 |
Buck |
1MHz |
3.8~24 |
2A |
PWM/Analog |
Y |
|
SOT23-6 |
Buck |
Constant 2us toff |
4.6~30 |
2A peak |
PWM/Analog |
Y |
|
SOT23-6 |
Buck |
1MHz |
4.5~28 |
1.2A |
PWM/Analog |
Y |