HM4209中文資料華之美半導(dǎo)體數(shù)據(jù)手冊(cè)PDF規(guī)格書(shū)
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廠商型號(hào) |
HM4209 |
功能描述 | single-cell lithium battery charge management chip |
文件大小 |
2.52765 Mbytes |
頁(yè)面數(shù)量 |
14 頁(yè) |
生產(chǎn)廠商 | Shenzhen Huazhimei Semiconductor Co., Ltd |
企業(yè)簡(jiǎn)稱 |
HMSEMI【華之美半導(dǎo)體】 |
中文名稱 | 深圳市華之美半導(dǎo)體有限公司官網(wǎng) |
原廠標(biāo)識(shí) | ![]() |
數(shù)據(jù)手冊(cè) | |
更新時(shí)間 | 2025-2-28 15:39:00 |
人工找貨 | HM4209價(jià)格和庫(kù)存,歡迎聯(lián)系客服免費(fèi)人工找貨 |
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DESCRIPTION
HM4209 is a charging status display with dual lights, At the same time, a single battery with reverse battery protection and lithium battery protection functions Lithium battery charge management chip. The charging process includes trickle charging Three processes of electricity, constant current charging, and constant voltage charging, the charging process Red light is displayed, green light is displayed when fully charged. Lithium battery protection function package Including overcharge protection, overdischarge protection, overcurrent protection, short Circuit protection, lithium battery reverse connection protection function, with 0V battery The activation function does not require external MOS. Package form: ESOP8, in line with ROHS standard.
Main electrical parameters of charging function
● Input voltage: 5.0V ± 0.5V
● Charging current: 50 to 1000mA adjustable
● Charging saturation voltage: 4.20V ± 1
Main electrical parameters of lithium battery protection function
● Overcharge protection voltage: 4.275V ± 50mV
● Overcharge recovery voltage: 4.075 V ± 25mV
● Over-discharge protection voltage: 2.50V 土 50mV
● Over-discharge recovery voltage: 2.90V ± 75mV
● Overcurrent protection current: 2.5A
Main features of charging function
● With battery reverse connection protection function;
● Adjustable charging current from 50 to 1000mA;
● No need for isolation diodes to achieve anti-backflow function;
● Constant current/constant voltage operation,
The thermal regulation function that maximizes the charging rate under dangerous conditions;
● 4.2V preset charging voltage with an accuracy of ±1;
● Dual output of charging status and fault status display;
● 2.9V trickle charge;
● Soft start limits the inrush current;
供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
HM |
23+24 |
DIP-3 |
39870 |
專業(yè)光電傳感器,開(kāi)關(guān),發(fā)射管,發(fā)光二極等優(yōu)勢(shì)原裝現(xiàn) |
詢價(jià) | ||
TT/BI |
23+ |
10000 |
原廠授權(quán)一級(jí)代理,專業(yè)海外優(yōu)勢(shì)訂貨,價(jià)格優(yōu)勢(shì)、品種 |
詢價(jià) | |||
華昕 |
23+ |
SOT-89 |
6500 |
原廠原裝正品 |
詢價(jià) | ||
HSMC |
SOT-89 |
68900 |
原包原標(biāo)簽100%進(jìn)口原裝常備現(xiàn)貨! |
詢價(jià) | |||
HM原裝 |
22+23+ |
DIP-3 |
29716 |
絕對(duì)原裝正品全新進(jìn)口深圳現(xiàn)貨 |
詢價(jià) | ||
HSMC |
22+ |
SOT-89 |
20000 |
保證原裝正品,假一陪十 |
詢價(jià) | ||
VBsemi |
24+ |
SOP8 |
9000 |
只做原裝正品 有掛有貨 假一賠十 |
詢價(jià) | ||
HM |
24+ |
DIP-3 |
880000 |
明嘉萊只做原裝正品現(xiàn)貨 |
詢價(jià) | ||
TT |
2021+ |
DIP/SOP |
16500 |
十年專營(yíng)原裝現(xiàn)貨,假一賠十 |
詢價(jià) | ||
HI-SINCE |
20+ |
SOT89 |
49000 |
原裝優(yōu)勢(shì)主營(yíng)型號(hào)-可開(kāi)原型號(hào)增稅票 |
詢價(jià) |