型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
MAX1714 | High-Speed Step-Down Controller for Notebook Computers General Description The MAX1714 pulse-width modulation (PWM) controller provides the high efficiency, excellent transient response, and high DC output accuracy needed for stepping down high-voltage batteries to generate low voltage CPU core or chip-set/RAM supplies in notebook computers. Feature 文件:443.08 Kbytes 页数:24 Pages | Maxim 美信 | Maxim | |
MAX1714 | 高速、降压型控制器,用于笔记本电脑 MAX1714脉冲宽度调制(PWM)控制器提供高效率、出色的瞬态响应和高直流输出精度,可满足对笔记本电脑中的高压电池进行降压的需要,以产生低压CPU内核或芯片组/RAM电源。\n\n Maxim专有的Quick-PWM™快速响应、恒定导通时间PWM控制方案可轻松处理宽输入/输出电压比,并对负载瞬变提供100ns的“即时导通”响应,同时保持相对恒定的开关频率。\n\n MAX1714无需传统电流模式PWM中的电流检测电阻,能够以更低的成本实现高效率。此外还能够驱动超大型同步整流器MOSFET,有助于进一步提升效率。\n\n 单级降压转换设计使这些器件能够直接对高压电 • 超高效率\n\n• 无电流检测电阻(无损ILIMIT)\n\n• 具有100ns负载阶跃响应的快速PWM\n\n• 在线路和负载范围内的VOUT精度为1%\n\n• 2.5V/3.3V固定输出或1V至5.5V可调输出范围\n\n• 电池输入范围:2V至28V\n\n• 开关频率:200/300/450/600kHz\n\n• 过压保护(MAX1714A)\n\n• 欠压保护\n\n• 1.7ms数字软启动\n\n• 驱动大型同步整流器FET\n\n• 基准电压输出:2V ±1%\n\n• 电源良好指示器; | ADI 亚德诺 | ADI | |
High-Speed Step-Down Controller for Notebook Computers General Description The MAX1714 pulse-width modulation (PWM) controller provides the high efficiency, excellent transient response, and high DC output accuracy needed for stepping down high-voltage batteries to generate low voltage CPU core or chip-set/RAM supplies in notebook computers. Feature 文件:443.08 Kbytes 页数:24 Pages | Maxim 美信 | Maxim | ||
High-Speed Step-Down Controller for Notebook Computers General Description The MAX1714 pulse-width modulation (PWM) controller provides the high efficiency, excellent transient response, and high DC output accuracy needed for stepping down high-voltage batteries to generate low voltage CPU core or chip-set/RAM supplies in notebook computers. Feature 文件:443.08 Kbytes 页数:24 Pages | Maxim 美信 | Maxim | ||
MAX17129 Evaluation Kit 文件:1.16433 Mbytes 页数:8 Pages | Maxim 美信 | Maxim | ||
低成本、6串WLED驱动器,带有Quick-PWM升压型转换器 MAX17129/MAX17149为高效白光二极管(LED)驱动器。设计用于中/小尺寸、采用LED矩阵作为光源的液晶显示屏(LCD)。内部开关升压控制器采用Quick-PWM™控制架构,驱动LED矩阵,可配置为6串并联,每串11只LED (MAX17129)串联或6只LED串联(MAX17149)。每串端接一个镇流器,电流调节精度达±2%,确保均匀的LED亮度,并提供10mA至45mA可调节的满幅LED电流。IC支持6V至26V宽输入电压范围。MAX17129集成了LDO,以简化高压、单电源供电系统的设计。器件还具有低压输入模式,用于3V至5.5V供电系统。\n 器件支持PWM调光模式 \n• 多达6串LED并联 \n• 两级可选开关频率 \n• 较低的灯串反馈电压:20mA LED电流时,275mV \n• 灯串之间的电流匹配度保持在±2% \n• 100:1调光比 \n• 开路和短路LED检测 \n• 小尺寸、16引脚、3mm x 3mm、薄型QFN封装; | ADI 亚德诺 | ADI | ||
高速、降压型控制器,用于笔记本电脑 The MAX1714 pulse-width modulation (PWM) controller provides the high efficiency, excellent transient response, and high DC output accuracy needed for stepping down high-voltage batteries to generate low-voltage CPU core or chip-set/RAM supplies in notebook computers.\nMaxim's proprietary Quick-PWM ·Ultra-High Efficiency\n·No Current-Sense Resistor (Lossless ILIMIT)\n·Quick-PWM with 100ns Load-Step Response\n·1% VOUT Accuracy Over Line and Load\n·2.5V/3.3V Fixed or 1V to 5.5V Adjustable Output Range\n·2V to 28V Battery Input Range\n·200/300/450/600kHz Switching Frequency\n·Overvoltage Prot; | ADI 亚德诺 | ADI | ||
Package:40-WFQFN 裸露焊盘;包装:带 功能:降压 类别:集成电路(IC) PMIC - 稳压器 - DC DC 开关式控制器 描述:DC-DC FOR TV | AD 亚德诺 | AD | ||
Package:40-WFQFN 裸露焊盘;包装:带 功能:降压 类别:集成电路(IC) PMIC - 稳压器 - DC DC 开关式控制器 描述:DC-DC FOR TV | AD 亚德诺 | AD | ||
Package:40-WFQFN 裸露焊盘;包装:带 功能:降压 类别:集成电路(IC) DC-DC 开关控制器 描述:DC-DC FOR TV | AD 亚德诺 | AD |
技术参数
- VIN (max)(V):
28
- VOUT1 (min)(V):
1
- VOUT1 (max)(V):
5.5
- IOUT1 (max)(A):
8
- Switch Type:
External
- Preset VOUT(V):
2.5
- Output Adjust. Method:
Preset
- VOUT1 Tolerance(±%):
1
- Synchronous Switching:
Yes
- ICC (max)(mA):
0.04
- # DC-DC Outputs:
1
- Switching Frequency(kHz):
600
- Features:
Adjustable Freq.
- EV Kit Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
SOIC(N)/8
- Smallest Available Pckg. (max w/pins)(mm2):
30.9
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$3.06 @1k
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAX |
25+ |
2560 |
绝对原装!现货热卖! |
询价 | |||
MAX |
05+ |
原厂原装 |
9476 |
只做全新原装真实现货供应 |
询价 | ||
24+ |
SMD16 |
3 |
自己现货 |
询价 | |||
MAX |
24+ |
SSOP |
4652 |
公司原厂原装现货假一罚十!特价出售!强势库存! |
询价 | ||
美信MAX |
22+ |
SOP16 |
5000 |
原装现货库存.价格优势!! |
询价 | ||
MAX |
25+ |
SSOP |
4500 |
原装正品!公司现货!欢迎来电! |
询价 | ||
MAXIM |
2015+ |
SOP/DIP |
19889 |
一级代理原装现货,特价热卖! |
询价 | ||
MAXIM |
23+ |
SMD |
7512 |
绝对全新原装!现货!特价!请放心订购! |
询价 | ||
MAXIM |
00+ |
SOP20 |
1335 |
全新原装进口自己库存优势 |
询价 | ||
MAX |
17+ |
QSOP20 |
6200 |
100%原装正品现货 |
询价 |
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