型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
MAX6643 | Automatic PWM Fan-Speed Controllers with Overtemperature Output General Description The MAX6643/MAX6644/MAX6645 monitor temperature and automatically adjust fan speed to ensure optimum cooling while minimizing acoustic noise from the fan. Each device measures two temperature locations. Features ♦ Simple, Automatic Fan-Speed Control ♦ Internal and External 文件:213.87 Kbytes 页数:17 Pages | Maxim 美信 | Maxim | |
MAX6643 | 自动PWM风扇速度控制器,带有过温报警输出 MAX6643/MAX6644/MAX6645监视温度并自动地调节风扇速度,在确保最佳冷却效果的同时将风扇噪声降至最小。每一款器件测量两个温度区域。\n\n MAX6643/MAX6644/MAX6645产生一个PWM波形来驱动外部功率晶体管,功率晶体管调制供给风扇的电源。MAX6643/MAX6644/MAX6645监视温度并调节PWM输出波形的占空比,从而根据系统的冷却需要控制风扇的转速。MAX6643监视自身管芯的温度和一个可选择的外部晶体管的温度,而MAX6644和MAX6645每个都监视一到两个外部连接成二极管的晶体管温度。\n\n MAX6643和MAX6644 • 简单、自动的风扇转速控制\n• 内部和外部温度检测\n• 通过锁定转子输出、转速计输出或检测风扇电源电流来检测风扇故障\n• 以1.6%为级差的多种输出占空比,实现风扇转速改变时的低噪声\n• 可通过引脚选择或在出厂时设置好的低温风扇门限\n• 自动启动信号以保证风扇的启动\n• 风扇启动延时降低了上电时的电源负载\n• 32Hz PWM输出\n• 受控的占空比变化率保证了良好的噪声性能\n• 2°C的温度测量精度\n• /FULLSPD/FULLSPD输入将PWM设置为100%\n• 可通过引脚选择的/OT输出门限\n• 16引脚QSOP和10引脚µMAX封装; | ADI 亚德诺 | ADI | |
Automatic PWM Fan-Speed Controllers with Overtemperature Output General Description The MAX6643/MAX6644/MAX6645 monitor temperature and automatically adjust fan speed to ensure optimum cooling while minimizing acoustic noise from the fan. Each device measures two temperature locations. Features ♦ Simple, Automatic Fan-Speed Control ♦ Internal and External 文件:213.87 Kbytes 页数:17 Pages | Maxim 美信 | Maxim | ||
Automatic PWM Fan-Speed Controllers with Overtemperature Output General Description The MAX6643/MAX6644/MAX6645 monitor temperature and automatically adjust fan speed to ensure optimum cooling while minimizing acoustic noise from the fan. Each device measures two temperature locations. Features ♦ Simple, Automatic Fan-Speed Control ♦ Internal and External 文件:213.87 Kbytes 页数:17 Pages | Maxim 美信 | Maxim | ||
Automatic PWM Fan-Speed Controllers with Overtemperature Output 文件:762.73 Kbytes 页数:18 Pages | Maxim 美信 | Maxim | ||
Automatic PWM Fan-Speed Controllers with Overtemperature Output 文件:762.73 Kbytes 页数:18 Pages | Maxim 美信 | Maxim | ||
Automatic Fan-Speed Control 文件:110.82 Kbytes 页数:7 Pages | Maxim 美信 | Maxim | ||
Automatic PWM Fan-Speed Controllers with Overtemperature Output 文件:762.73 Kbytes 页数:18 Pages | Maxim 美信 | Maxim | ||
Package:16-SSOP(0.154",3.90mm 宽);包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 功能:风扇控制,温度监控器 类别:集成电路(IC) 热管理 描述:IC CNTRLR FAN SPEED 16-QSOP | AD 亚德诺 | AD | ||
包装:散装 功能:PWM 信号发生器 类别:开发板,套件,编程器 评估和演示板及套件 描述:EVAL KIT MAX6643/MAX6644 (AUTOMA | AD 亚德诺 | AD |
技术参数
- Fan Control:
PWM
- Accuracy(±°C):
2
- Temp. Thresh.(°C):
Programmable
- RoHS Available:
Yes
- Package/ Pins:
QSOP/16
- Smallest Available Pckg. (max w/pins)(mm2):
30.9
- Budgetary Price (See Notes):
$1.37 @1k
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAXIM |
13+ |
sop |
3758 |
原装分销 |
询价 | ||
MAX |
24+ |
SMD |
59 |
询价 | |||
MAXIM |
24+ |
SSOP-16 |
5000 |
只做原装公司现货 |
询价 | ||
MAXIM |
25+ |
SSOP-16 |
4500 |
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 | ||
MAX |
22+ |
SSOP |
8200 |
原装现货库存.价格优势!! |
询价 | ||
MAXI |
25+23+ |
MSOP16 |
41658 |
绝对原装正品全新进口深圳现货 |
询价 | ||
MAXIM |
QSOP |
6688 |
15 |
现货库存 |
询价 | ||
MAX |
23+ |
SSOP |
65600 |
询价 | |||
MAXIM/美信 |
24+ |
QSOP16 |
25050 |
原厂支持公司优势现货 |
询价 | ||
MAXIM/美信 |
23+ |
MSOP16 |
15000 |
全新原装现货,假一赔十。 |
询价 |
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