東瑞電子股份有限公司 
商品專區
電子零件 / RICOH / Li-ion Battery Protection ICs
製造商型號:
R5439K309GA-TR
製造商:
RICOH
產品訊息:
Second Protection
封裝方式:
DFN (PLP) 2020-8
包装方式:
REEL
單次最小訂購量(PCS):
1
庫存數:
300
發貨天數:
3~5
訂購數量:
單價:
1PCS NT$5.78

The R5439 is an overcharge protection IC for 2 to 4 serial cell Li-ion or Li-polymer secondary battery. Internally, the R5439 consists of high-accuracy voltage detection circuit, a delay circuit, and a voltage regulator for operating the external real-time clock. The two-stage shut-down detection circuit can reduce the supply current to the minimum.

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