MM3625系列是采用(yong)高耐(nai)壓CMOS制(zhi)造工(gong)藝的可充電(dian)(dian)(dian)(dian)(dian)鋰(li)離(li)子(zi)/鋰(li)聚合物電(dian)(dian)(dian)(dian)(dian)池(chi)IC,能夠對鋰(li)離(li)子(zi)/鋰(li)聚合物電(dian)(dian)(dian)(dian)(dian)池(chi)的3、4串電(dian)(dian)(dian)(dian)(dian)池(chi)中的每串電(dian)(dian)(dian)(dian)(dian)池(chi)進(jin)行高精(jing)度的過充電(dian)(dian)(dian)(dian)(dian)檢(jian)測。 它還有一個(ge)內置(zhi)的調節器(qi),可以檢(jian)測到電(dian)(dian)(dian)(dian)(dian)池(chi)過度放電(dian)(dian)(dian)(dian)(dian)并關閉調節器(qi)。 內部由電(dian)(dian)(dian)(dian)(dian)壓檢(jian)測器(qi)、基(ji)準電(dian)(dian)(dian)(dian)(dian)壓源、延時設(she)置(zhi)電(dian)(dian)(dian)(dian)(dian)路、邏輯電(dian)(dian)(dian)(dian)(dian)路和(he)調節器(qi)電(dian)(dian)(dian)(dian)(dian)路構成。
3 ~ 4串 二(er)次保護(hu)用
(1)各(ge)種檢測/解除電壓的選(xuan)擇(ze)范圍(wei)與精度
● 過充電(dian)檢測(ce)電(dian)壓 3.6V ~ 4.5V,5mV 進階(jie)可選 精度±25mV(Ta=±0℃ ~ +50℃)
● 過(guo)充電(dian)解除電(dian)壓 3.4V ~ 4.5V,50mV 進階(jie)可選 精度為±50mV
● VOUT OFF電(dian)壓 2.1V ~ 3.2V,50mV 進階可選 精度±50mV
(2)檢測/解(jie)除延時(shi)時(shi)間的選擇范圍
● 過充電檢測延時時間(jian) 1ms~(1ms x 2n1)+(1ms x 2n2)+(1ms x 2n3)可選 精度±25%
● 過充電解除延時時間 1ms~(1ms×2n1)可選(xuan) 精度±25%
● VOUT OFF延(yan)時時間 1ms~(1ms x 2n1)+(1ms x 2n2)+(1ms x 2n3)可選 精度±25%
n1、n2和n3可從0~17個任意整數(shu)中進(jin)行(xing)選擇。 (但(dan)n1≠n2≠n3)
(3)調節器(qi)輸(shu)出(chu)電壓的選擇范圍與精度
● VOUT引腳輸出電壓1.8 V ~ 5.0 V,50 mV 進階(jie)可選 精度±100 mV
(4) SEL引腳可在3串(chuan)、4串(chuan)電池保護(hu)之(zhi)間進(jin)行切換
(5) 穩壓器的(de)輸出(chu)可以(yi)用EN引(yin)腳控制(zhi)
(6) FUSE端子可(ke)以用CTL引腳(jiao)控制
(7) 低電流消耗
● 消耗電流1(VDD引腳(jiao))Vcell=3.5V Typ. 4.5μA Max. 6.5μA
● 消耗電流2(VDD引(yin)(yin)腳)Vcell=2.5V Max. 0.1μA(當(dang)VOUT的啟動條件(jian)為EN引(yin)(yin)腳時)
Max. 1.0μA(當VOUT的(de)啟動條(tiao)件為電池電壓時(shi))
型號 | 封(feng)裝 | 鎖(suo)定功能 | 過充電 檢測電壓 [V] | 過充電 解除電壓 [V] | VOUT OFF電圧 [V] | VOUT 端子出力電圧 [V] | 過充電 檢測延時時間 [s] | 過充電 解除延時時間 [ms] |
---|---|---|---|---|---|---|---|---|
MM3625A01RRE | PLP-10A | 〇 | 4.425 | 2.750 | 2.900 | 4.100 | ||
MM3625A02RRE | PLP-10A | 〇 | 4.300 | 2.500 | 3.300 | 4.100 | ||
MM3625B02RRE | PLP-10A | 4.450 | 4.250 | 2.500 | 3.300 | 4.100 | 16.0 | |
MM3625B03RRE | PLP-10A | 4.450 | 4.250 | 2.750 | 3.300 | 7.170 | 16.0 | |
MM3625B04RRE | PLP-10A | 4.500 | 4.300 | 2.750 | 3.300 | 7.170 | 16.0 | |
MM3625Y01RRE | PLP-10A | 〇 | 4.425 | 2.750 | 2.900 | 4.100 | ||
MM3625Z01RRE | PLP-10A | 〇 | 4.425 | 2.750 | 2.900 | 4.100 |