| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
MAX8903 | 2A 1节Li+电池DC-DC充电器,用于USB和适配器供电系统 MAX8903A–MAX8903E/MAX8903G/MAX8903H/MAX8903J/MAX8903Y是一款集成的单节Li+电池充电器和Smart Power Selector™ (智能电源选择器),工作于双电源输入(交流适配器和USB)。开关模式充电器工作在高开关频率,可省去散热器并允许使用小尺寸外部元件。该器件可采用独立的USB电源或交流适配器供电,也可以用一个输入端接收两路电源输入。芯片集成了所有充电功能和用于切换电池、外部电源、负载的功率开关。无需外部MOSFET、反向保护二极管和检流电阻。\nMAX8903_具有经过优化的智能功率控制功能,可充分利用有限的USB或适配器电源的供电 ·高效DC-DC转换器,无需散热器\n·4MHz开关频率,允许使用小尺寸外部元件\n·立即开启—可在无电池或低电池电压下工作\n·两路限流输入—交流适配器或USB\n·适配器/USB/电池供电自动切换,支持瞬变负载\n·50mΩ系统至电池开关导通电阻\n·支持USB规范\n·热敏电阻检测\n·集成检流电阻\n·无需外部MOSFET或二极管\n·4.1V至16V输入工作电压范围; | ADI 亚德诺 | ADI | |
2A 1-Cell Li DC-DC Charger for USB* and Adapter Power The MAX8903A is an integrated 1-cell Li+ charger and Smart Power Selector with dual (AC adapter and USB) power inputs. The switch mode charger uses a high switching frequency to eliminate heat and allow tiny external components. It can operate with either separate inputs for USB and AC adapter pow 文件:592.16 Kbytes 页数:20 Pages | MAXIM 美信 | MAXIM | ||
2A 1-Cell Li DC-DC Charger for USB* and Adapter Power The MAX8903A is an integrated 1-cell Li+ charger and Smart Power Selector with dual (AC adapter and USB) power inputs. The switch mode charger uses a high switching frequency to eliminate heat and allow tiny external components. It can operate with either separate inputs for USB and AC adapter pow 文件:592.16 Kbytes 页数:20 Pages | MAXIM 美信 | MAXIM | ||
2A 1-Cell Li DC-DC Chargers for USB and Adapter Power Thermistor Monitor 文件:1.30306 Mbytes 页数:30 Pages | MAXIM 美信 | MAXIM | ||
Instant On—Works with No Battery or Low Battery 文件:343.2 Kbytes 页数:13 Pages | MAXIM 美信 | MAXIM | ||
2A 1-Cell Li DC-DC Chargers for USB and Adapter Power 文件:1.45435 Mbytes 页数:30 Pages | MAXIM 美信 | MAXIM | ||
2A 1-Cell Li DC-DC Chargers for USB and Adapter Power Thermistor Monitor 文件:1.30306 Mbytes 页数:30 Pages | MAXIM 美信 | MAXIM | ||
2A 1-Cell Li DC-DC Chargers for USB and Adapter Power 文件:1.45435 Mbytes 页数:30 Pages | MAXIM 美信 | MAXIM | ||
2A 1-Cell Li DC-DC Chargers for USB and Adapter Power Thermistor Monitor 文件:1.30306 Mbytes 页数:30 Pages | MAXIM 美信 | MAXIM | ||
2A 1-Cell Li DC-DC Chargers for USB and Adapter Power 文件:1.45435 Mbytes 页数:30 Pages | MAXIM 美信 | MAXIM |
技术参数
- Lithium Ion Cells:
1
- Protected VIN(V):
20
- Charging VIN(V):
16
- Charge Rate Set by:
Preset/Resistor/
- Max. ICHG(A):
2
- Charge Termination:
Min. Charge Current
- Charge Regulation:
Switchmode
- Oper. Temp.(°C):
-40 to +85
- Package/Pins:
See Data Sheet/
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
MAXIM/美信 |
24+ |
TQFN |
25050 |
原厂支持公司优势现货 |
询价 | ||
MAX |
11+12+ |
QFN28 |
2500 |
原装现货价格有优势量大可以发货 |
询价 | ||
MAXIM |
13+ |
QFN |
3758 |
原装分销 |
询价 | ||
MAXIM |
17+ |
QFN28 |
6200 |
100%原装正品现货 |
询价 | ||
MAXIM |
2016+ |
QFN28 |
3500 |
只做原装,假一罚十,公司可开17%增值税发票! |
询价 | ||
MURATA |
23+ |
SMD |
16000 |
原装正品,假一罚十 |
询价 | ||
MAX |
QFN28 |
2500 |
原装长期供货! |
询价 | |||
MAXIM |
24+ |
NA |
4652 |
公司原厂原装现货假一罚十!特价出售!强势库存! |
询价 | ||
MAXIM |
25+ |
QFN28 |
1024 |
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 | ||
MAXIM |
24+ |
QFN28 |
5000 |
全现原装公司现货 |
询价 |
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