型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
MAX1870 | Step-Up/Step-Down Li Battery Charger 文件:509.66 Kbytes 页数:32 Pages | Maxim 美信 | Maxim | |
Step-Up/Step-Down Li Battery Charger General Description The MAX1870A step-up/step-down multichemistry battery charger charges with battery voltages above and below the adapter voltage. This highly integrated charger requires a minimum number of external components. The MAX1870A uses a proprietary step-up/step down control scheme 文件:1.09178 Mbytes 页数:32 Pages | Maxim 美信 | Maxim | ||
Step-Up/Step-Down Li Battery Charger General Description The MAX1870A step-up/step-down multichemistry battery charger charges with battery voltages above and below the adapter voltage. This highly integrated charger requires a minimum number of external components. The MAX1870A uses a proprietary step-up/step down control scheme 文件:1.09178 Mbytes 页数:32 Pages | Maxim 美信 | Maxim | ||
Step-Up/Step-Down Li Battery Charger 文件:1.66337 Mbytes 页数:33 Pages | Maxim 美信 | Maxim | ||
Step-Up/Step-Down Li Battery Charger 文件:1.66337 Mbytes 页数:33 Pages | Maxim 美信 | Maxim | ||
Step-Up/Step-Down Li Battery Charger 文件:509.66 Kbytes 页数:32 Pages | Maxim 美信 | Maxim | ||
Step-Up/Step-Down Li Battery Charger 文件:1.66337 Mbytes 页数:33 Pages | Maxim 美信 | Maxim | ||
升/降压型Li+电池充电器 MAX1870A升/降压型、多化学类型电池充电器,电池电压可以高于或低于适配器电压。这款高度集成的充电器需要很少的外部元件。MAX1870A采用升/降压控制方案的专利技术,实现高效充电。模拟输入端用来控制充电电流与电压,可以通过主机或硬件电路编程。\n\n MAX1870A能够以大于4A的电流为2至4节锂离子(Li+)串联电池精确充电。具有可编程输入电流限制,可以防止在电池充电的同时为负载供电时出现适配器过载的现象。由于降低了适配器最大电流,可以降低成本。MAX1870A提供模拟输出监视交流适配器电流以及充电电流。数字输出用来显示是否连接了交流适配器。当适配器移掉时,MAX1870A • 高度灵活的输入电压范围,允许使用低价位交流适配器\n• 升/降压控制方案\n\n• 8V至28V输入电压\n\n• 模拟输出用来指示适配器电流\n\n\n\n\n• 高精度为Li+或NiCd/NiMH电池充电\n• 电池电压范围0至17.6V\n\n• ±0.5%充电电压精度\n\n• ±9%充电电流精度\n\n• ±8%输入限流精度\n\n\n\n\n• 可编程设计平衡安全性和效率\n• 可编程最大充电电流\n\n• 模拟输入用来控制充电电流、充电电压及输入限流\n\n\n\n\n• 32引脚、薄型QFN (5mm x 5mm)封装节省空间,支持升压和降压操作; | ADI 亚德诺 | ADI | ||
Package:32-WFQFN 裸露焊盘;包装:管件 类别:集成电路(IC) 电池充电器 描述:IC BAT CHG MULTCHEM 2-4CL 32TQFN | AD 亚德诺 | AD | ||
Package:32-WFQFN 裸露焊盘;包装:卷带(TR) 类别:集成电路(IC) 电池充电器 描述:IC BAT CHG MULTCHEM 2-4CL 32TQFN | AD 亚德诺 | AD |
技术参数
- Max. ICHG(A):
4
- Cell Chemistry:
Li-Ion
- # NiMH/ NiCd Cells:
6
- # Lithium Ion Cells:
2
- Protected VIN (max)(V):
28
- Charger(V):
0 to 17.6
- Charge Rate Set by:
Resistor
- Charge Termination:
External Control
- Charge Regulation:
Switchmode
- Features:
Input Current Limit
- EV Kit Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
TQFN/32
- Smallest Available Pckg. (max w/pins)(mm2):
26
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$6.71 @1k
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAX |
23+ |
QFN |
1500 |
绝对全新原装!优势供货渠道!特价!请放心订购! |
询价 | ||
MAXIM |
16+ |
QFP |
4000 |
进口原装现货/价格优势! |
询价 | ||
MAX |
25+ |
QFN |
2560 |
绝对原装!现货热卖! |
询价 | ||
MAXIM |
25+ |
QFN |
28 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
询价 | ||
MXM |
24+ |
463 |
询价 | ||||
MAXIM |
23+ |
NA |
100 |
专业电子元器件供应链正迈科技特价代理特价,原装元器件供应,支持开发样品 |
询价 | ||
MAXIM |
22+ |
QFN |
8200 |
原装现货库存.价格优势 |
询价 | ||
MAXIM |
23+ |
BGAQFP |
8659 |
原装公司现货!原装正品价格优势. |
询价 | ||
MAXIM |
25+23+ |
QFN32 |
28479 |
绝对原装正品全新进口深圳现货 |
询价 | ||
MaximIntegrated |
24+ |
32-QFN(5x5) |
90000 |
原厂正规渠道、保证进口原装现货假一罚十价格合理 |
询价 |
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