MM3508B系列(lie)是用于串(chuan)聯2-4串(chuan)電(dian)(dian)(dian)池(chi)的(de)(de)鋰(li)離子(zi)/鋰(li)聚(ju)合物可(ke)充電(dian)(dian)(dian)電(dian)(dian)(dian)池(chi)的(de)(de)雙重(zhong)保護IC。 可(ke)以檢測每串(chuan)電(dian)(dian)(dian)池(chi)的(de)(de)電(dian)(dian)(dian)壓。 內(nei)部由電(dian)(dian)(dian)壓檢測器(qi)、基準(zhun)電(dian)(dian)(dian)壓源、振蕩器(qi)電(dian)(dian)(dian)路、計數器(qi)電(dian)(dian)(dian)路和(he)邏輯電(dian)(dian)(dian)路構成。
2 ~ 4串 二(er)次保(bao)護用
(1)過充電檢測電壓(ya)/滯后電壓(ya)的選擇(ze)范圍與精(jing)度
● 過充(chong)電檢測(ce)電壓 4.0 V ~ 4.5 V,5 mV 進(jin)階可選(xuan) 精(jing)度±20 mV
● 過充電滯(zhi)后電壓 -500mV ~ -50mV,50mV 進階可選(xuan) 精度(du)±20%
(2) 過充電檢(jian)測延時時間(jian)的選擇范圍
● 過充檢測延時(shi)時(shi)間 1ms~(1ms×2n1)+(1ms×2n2)可選
*n1、n2可從0~13之間的任何兩個(ge)整數中(zhong)進行選擇。 (但n1≠n2)
(3) 低電流消耗
● Typ. 3.5 μA, Max. 5.0 μA (Vcell=4.0 V)
● Typ. 0.15 μA, Max. 0.30 μA (Vcell=2.3V)
型號(hao) | 封裝 | スタンバイ機(ji)能 | 過充電 檢測電壓 [V] | 過充電 滯后電壓 (V4) [V] | 過充電 滯后電壓 (V1~V3) [V] | 過充電 檢測延時時間 [s] |
---|---|---|---|---|---|---|
MM3508B01RRE | SSON-6A | 〇 | 4.450 | 0.500 | 0.500 | 5.000 |
MM3508B06RRE | SSON-6A | 〇 | 4.350 | 0.620 | 0.270 | 4.000 |
MM3508B07RRE | SSON-6A | 〇 | 4.300 | 0.620 | 0.270 | 4.000 |
MM3508B08RRE | SSON-6A | 〇 | 4.450 | 0.620 | 0.270 | 4.000 |
MM3508B09RRE | SSON-6A | 〇 | 4.500 | 0.620 | 0.270 | 4.000 |
MM3508B10RRE | SSON-6A | 〇 | 4.400 | 0.620 | 0.270 | 4.500 |