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赛微CW1041-4节串联锂电池次级保护芯片

2018-9-18 15:03:34 6479 锂电池保护板电动工具

0 赛微CW1041-4节串联锂电池次级保护芯片外围简单，保护可靠，原理图如下： The CW1041 series products are highly integrated secondary protection ICs for 2-4 lithium‐ion and lithium polymer battery packs connected in series.CW1031 provides overcharge protection for battery pack by measure the voltage.Features • 2-4 cells application • Overcharge protection ƒ A: Threshold from 4.150V to 4.450V, 25mV steps, ±20mV accuracy B: Threshold from 3.600V to 3.900V, 25mV steps, ±20mV accuracy • Internal Overcharge Protection Delay Time • Overcharge Delay Counter Reset Time • Open wire protection • Low power dissipation ƒ Normal working 1μA (25℃) • Package type: DFN33‐8L / SOP8L Application* • Field Note Book • Tablet PC • E‐Tools • Backup power supply • Or other lithium‐ion or lithium polymer battery packs Application Circuits 1
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