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LTM8064是一(yi)(yi)款 58VIN、6A、恒定電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)、恒定電(dian)(dian)(dian)(dian)(dian)流(liu) (CVCC)、降壓(ya)(ya)型 μModule® (電(dian)(dian)(dian)(dian)(dian)源(yuan)模塊(kuai)) 穩(wen)壓(ya)(ya)器(qi)(qi)。封裝中內(nei)置了開關控(kong)(kong)制器(qi)(qi)、電(dian)(dian)(dian)(dian)(dian)源(yuan)開關、電(dian)(dian)(dian)(dian)(dian)感器(qi)(qi)和支持(chi)組件。LTM8064 可(ke)(ke)(ke)在(zai)(zai)(zai)一(yi)(yi)個(ge) 6V 至 58V 的(de)(de)輸(shu)(shu)(shu)入電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)范(fan)圍(wei)內(nei)運作，支持(chi) 1.2V 至 36V 的(de)(de)輸(shu)(shu)(shu)出(chu)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)范(fan)圍(wei)。CVCC 操作使得(de) LTM8064 能夠(gou)在(zai)(zai)(zai)輸(shu)(shu)(shu)出(chu)范(fan)圍(wei)內(nei)準確地調(diao)節其輸(shu)(shu)(shu)出(chu)電(dian)(dian)(dian)(dian)(dian)流(liu)，在(zai)(zai)(zai)供應時可(ke)(ke)(ke)高達 7A 以(yi)及在(zai)(zai)(zai)吸收(shou)時可(ke)(ke)(ke)達 9.1A 。輸(shu)(shu)(shu)出(chu)電(dian)(dian)(dian)(dian)(dian)流(liu)可(ke)(ke)(ke)以(yi)由(you)一(yi)(yi)個(ge)控(kong)(kong)制電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)、單個(ge)電(dian)(dian)(dian)(dian)(dian)阻(zu)器(qi)(qi)或一(yi)(yi)個(ge)熱敏電(dian)(dian)(dian)(dian)(dian)阻(zu)來(lai)設(she)(she)定。如欲設(she)(she)定開關頻率，則簡單地在(zai)(zai)(zai) RT 引腳和地之間(jian)布設(she)(she)一(yi)(yi)個(ge)電(dian)(dian)(dian)(dian)(dian)阻(zu)器(qi)(qi)。一(yi)(yi)個(ge)連接在(zai)(zai)(zai) FB 引腳和地之間(jian)的(de)(de)電(dian)(dian)(dian)(dian)(dian)阻(zu)器(qi)(qi)將設(she)(she)定輸(shu)(shu)(shu)出(chu)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)。只需大(da)容量的(de)(de)輸(shu)(shu)(shu)入和輸(shu)(shu)(shu)出(chu)濾(lv)波電(dian)(dian)(dian)(dian)(dian)容器(qi)(qi)即可(ke)(ke)(ke)構成完整的(de)(de)設(she)(she)計。

• 短路保護或準確的輸出電流限制
• 大功率 LED 驅動
• 帕爾帖 (Peltier) 驅動器
• 電機驅動
• 電池 / 超級電容器充電及電池電量平衡

優勢和特點

• 完整的降壓型開關模式電源
• CVCC：恒定電壓、恒定電流
• 兩象限：供應及吸收輸出電流
• 可通過并聯以增加輸出電流，即使采用不同的電壓電源也不例外
• 可調輸出電流在供應時可高達 7A 或在吸收時可達 9.1A
• 寬輸入電壓范圍：6V 至 58V
• 1.2V 至 36V 輸出電壓
• 可選的開關頻率：100kHz 至 1MHz
• 符合 (e1) RoHS 標準的封裝
• 可編程軟起動
• 纖巧的 (16mm x 11.9mm x 4.92mm) 表面貼裝型 BGA 封裝