型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
MAX17020 | Dual Quick-PWM Step-Down Controller with Low-Power LDO, RTC Regulator General Description The MAX17020 is a dual Quick-PWM™ step-down power-supply (SMPS) controller with synchronous rectification, intended for main 5V/3.3V or I/O 1.5V/1.05V power generation in battery-powered systems. Low side MOSFET sensing provides a simple low-cost, highly efficient current se 文件:636.86 Kbytes 页数:34 Pages | Maxim 美信 | Maxim | |
MAX17020 | 双通道Quick-PWM、降压型控制器,具有低功耗LDO和RTC电源 MAX17020带同步整流的双通道Quick-PWM™降压电源(SMPS)控制器,用于生成电池供电系统的5V/3.3V主电源或1.5V/1.05V I/O电源。低边MOSFET检测提供简单的低成本、高效电流检测功能,可实现谷电流限制保护。限流功能与输出过压和欠压保护功能相结合,确保可靠的输出电压。\n\n 工作在跳脉冲模式或超声模式时,5V/3.3V或1.5V/1.05V SMPS输出可以节省功耗并避免产生可闻噪声。超声模式强制控制器将轻载时的开关频率维持在大于20kHz的水平。\n\n 内部100mA线性稳压器可以产生上电或其它低功耗“常备电路”所需的5V偏置电压。当SM • 双路Quick-PWM\n• 内置100mA、5V或可调输出线性稳压器\n• 独立的LDO旁路输入\n• 内部自举二极管\n• 次级反馈输入保持电荷泵工作\n• 3.3V、5mA RTC供电电源(常开) \n• OUT1:5V或1.5V固定输出或0.7V可调反馈\n• OUT2:3.3V或1.05V固定输出或动态调节\n• 次级SMPS上0V至2V REFIN2动态输入\n• 2V ±1%、50µA基准\n• 6V至24V输入电压范围(28V,最大值)\n• 超声模式\n• 独立的SMPS及LDO使能控制\n• 独立的SMPS电源就绪输出\n• 所需元件数最少; | ADI 亚德诺 | ADI | |
Dual Quick-PWM Step-Down Controller with Low-Power LDO, RTC Regulator General Description The MAX17020 is a dual Quick-PWM™ step-down power-supply (SMPS) controller with synchronous rectification, intended for main 5V/3.3V or I/O 1.5V/1.05V power generation in battery-powered systems. Low side MOSFET sensing provides a simple low-cost, highly efficient current se 文件:636.86 Kbytes 页数:34 Pages | Maxim 美信 | Maxim | ||
Package:32-WFQFN 裸露焊盘;包装:卷带(TR) 类别:集成电路(IC) 电源管理 - 专用 描述:IC CTLR PWM DUAL STEP DN 32-TQFN | AD 亚德诺 | AD | ||
Package:32-WFQFN 裸露焊盘;包装:卷带(TR) 类别:集成电路(IC) 电源管理 - 专用 描述:IC CTLR PWM DUAL STEP DN 32-TQFN | AD 亚德诺 | AD |
技术参数
- VIN (max)(V):
24
- VOUT1 (min)(V):
0
- VOUT1 (max)(V):
5.5
- IOUT1 (max)(A):
10
- Switch Type:
External
- Preset VOUT(V):
1.05
- Output Adjust. Method:
Dyn. REF In
- VOUT1 Tolerance(±%):
1
- VOUT2 (min)(V):
1.05
- VOUT2 (max)(V):
3.3
- Synchronous Switching:
Yes
- Power Good Signal:
Yes
- ICC (max)(mA):
1.7
- # DC-DC Outputs:
2
- # LDO/ Op.Amp. Outputs:
2
- Switching Frequency(kHz):
500
- Features:
Adjustable Freq.
- 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):
$2.44 @1k
- Tags:
Li+
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAX |
17+ |
TQFN32 |
6200 |
100%原装正品现货 |
询价 | ||
MAX |
QFN |
3200 |
原装长期供货! |
询价 | |||
MAXIM |
24+ |
QFN |
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+ |
QFN32 |
4507 |
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 |
23+ |
QFN32 |
8000 |
原装正品,假一罚十 |
询价 | ||
MAXIM |
2016+ |
QFN |
1800 |
只做原装,假一罚十,公司可开17%增值税发票! |
询价 | ||
MAXIM |
1024+ |
QFN-32 |
2500 |
原装现货海量库存欢迎咨询 |
询价 | ||
MAXIM |
22+ |
QFN |
5000 |
原装现货库存.价格优势!! |
询价 | ||
MAXIM |
23+ |
QFN |
8560 |
受权代理!全新原装现货特价热卖! |
询价 | ||
MAXIM |
23+ |
BGAQFP |
8659 |
原装公司现货!原装正品价格优势. |
询价 |
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