小巧且具備較寬輸入電壓的LM2842令LED照明如虎添翼
如果您掌握了正確的驅(qū)動(dòng)工具,LED的熱管理將不再成為難題。
參考文獻(xiàn):
[1]NS’s LED Drivers-LED Lighting design[R/OL].http://www.national.com/analog/LED
[2]LM2841/LM2842 300mA/600mA up to 42V input step-down DC/DC regulator in thin SOT-23[R/OL].(2009-9-2). http://www.national.com/ds/LM/LM340.pdf
[3]LM3424:Constant current N-channel controller with thermal foldback for driving LEDs[R/OL].(2009-10-13). http://www.national.com/ds/LM/LM3424.pdf
[4]LM340/LM78XX series 3-terminal positive regulators[R/OL].(2006-7). http://www.national.com/ds/LM/LM340.pdf
[5] SynJet Active Cooling for LED Thermal Management Clears Way for Energy Efficient LED Lighting in Commercial and Consumer Markets[R/OL]. http://www.nuventix.com/led_cooling/
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