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Maxim > 方案 > 计算机：台式机、工作站和服务器

风扇控制器

数据资料
显示 标题/型号 关键优势
QV  PDF 2通道温度监视器，提供双路、自动PWM风扇速度控制器
MAX6639, MAX6639F

高频、双路温度传感器和风扇控制器，地址可选，闭环工作模式
QV  PDF 低压差、宽输入电压范围、降压型控制器
MAX8597, MAX8598, MAX8599
QV  PDF 温度监视器和PWM风扇控制器
MAX6653, MAX6663, MAX6664
QV  PDF 50ppm/°C、精密的微功耗并联型电压基准，提供多种反向击穿电压
LM4050, LM4051

采用SC70封装的工业标准50ppm/°C电压基准
QV  PDF 精密的、SMBus兼容、远端/本地温度传感器，带有高温报警
MAX6648, MAX6692
QV  PDF 三路、128抽头、非易失数字电位器
DS3903

用于自动电源校准的低成本、三路非易失电位器， 省去了工厂人工校准的成本
QV  PDF CPU外设监视器
DS1780
QV  PDF 低成本、远端检测SOT温度开关
MAX6511, MAX6512, MAX6513

业内唯一的温度开关，测量外部PN结 - 可以是分立元件或IC内部连接成二极管的晶体管
QV  PDF 风扇转速调节器和监控器，带有SMBus™/I²C兼容接口
MAX6650, MAX6651

风扇速度控制、监控电路，实现高性能热管理
QV  PDF 风扇控制器及远端温度传感器，带有SMBus串行接口
MAX1669

业内首款可提供PWM、线性风扇控制的温度传感器



Key Specifications:   Digital Potentiometers
Part Number Taper POTs Per Pkg. Control Interface Wiper Memory Number of Steps End-to-End Resistance (kΩ) Res. Tol. (%) Temp. Coeff. (typ)(ppm/°C) Wiper Resistance (typ) (Ω) Max. Idle State Supply Current @5V (µA) Applications Features Supply Voltage (V) Package Smallest Available Package (max w/pins) (mm2)
DS3903  Linear 3 2-Wire Addressable Non-Volatile 128 10+10+90 20 300 250 250
•Fiber Communications
•Power Supply Cal.
•EEPROM Wiper Memory
 2.7 to 5.5 TSSOP/20 45
See All Digital Potentiometers (121)

Key Specifications:   Fan Controllers
Part Number Sensor Type Functions Fan Control Interface Accuracy (±°C) Temperature Threshold (°C) Temperature Resolution (Bits) Features Package Smallest Available Package (max w/pins) (mm2)
MAX6653  Remote
•Dual Temperature Alarms
•Fan Failure Detector
•Remote & Local Sensor
 PWM 2-Wire/SMBus 1 Programmable 11  -  QSOP/16 31
MAX6663  Remote
•Dual Temperature Alarms
•Fan Failure Detector
•Remote & Local Sensor
 PWM 2-Wire/SMBus 1 Programmable 11  -  QSOP/16 31
MAX6664  Remote
•Dual Temperature Alarms
•Fan Failure Detector
•Remote & Local Sensor
 PWM 2-Wire/SMBus 1 Programmable 11  -  QSOP/16 31
MAX6650   -   -  Linear 2-Wire/SMBus  -   -   - 
•Closed/Open-Loop Fan-Speed Control for 5V/12V Fans
•Monitors Tachometer Output
•Programmable Alert/GPIO Outputs
 uMAX/10 15
MAX6651   -   -  Linear 2-Wire/SMBus  -   -   - 
•Closed/Open-Loop Fan-Speed Control for 5V/12V Fans
•Monitors up to 4 Tachometer Outputs
•Programmable Alert/GPIO Outputs
•Synch Capability
 QSOP/16 31
MAX1669  Remote  -  PWM 2-Wire/SMBus 3 Programmable 8  -  QSOP/16 31
MAX6639  Remote
•Remote & Local Sensor
 PWM 2-Wire/SMBus 1 Programmable  - 
•Closed/Open-Loop Fan-Speed Control for 5V/12V Fans
•Monitors Tachometer Output
•Selectable Address
•Two Alarm Outputs
 QSOP/16
THIN QFN/16 		26
See All Fan Controllers (19)

Key Specifications:   Switch-Mode DC-DC Power Supplies
Part Number Topology VIN (min) (V) VIN (max) (V) Number of DC-DC Outputs Min. Adjustable VOUT (V) Max. Adjustable VOUT (V) IOUT (A) Operating Current, ICC (max) (mA) Fixed Freq/PWM Operation Operating Freq. (kHz) Internal Power Switch(es) Synchronous Rectifier Package Smallest Available Package (max w/pins) (mm2)
MAX8597  Step-Down 4.5 28 1 0.6 28 20 5 Yes 1400 No Yes THIN QFN/20 17
MAX8598  Step-Down 4.5 28 1 0.6 28 20 5 Yes 1400 No Yes THIN QFN/16 17
MAX8599  Step-Down 4.5 28 1 0.6 28 20 5 Yes 1400 No Yes THIN QFN/16 17
See All Switch-Mode DC-DC Power Supplies (418)

Key Specifications:   Temperature Sensors
Part Number Sensor Type Alarm Output Functions Interface Remote Channels Accuracy (±°C) Parasite Power Temperature Threshold Temperature Resolution (Bits) Multi-Droppable Features Package Smallest Available Package (max w/pins) (mm2)
MAX6648  Remote Alert
Overt
•Dual Temperature Alarms
•Remote & Local Sensor
 2-Wire/SMBus Single 0.8 No Programmable 10  - 
•Default Alert Threshold
 uMAX/8 16
MAX6692  Remote Alert
Overt
•Dual Temperature Alarms
•Remote & Local Sensor
 2-Wire/SMBus Single 0.8 No Programmable 10  - 
•Default Alert Threshold
 SOIC/8
uMAX/8 		16
DS1780  Local  - 
•Fan Controller
•Voltage Monitor
 2-Wire/SMBus  -  2 No Programmable 9 Yes
•CPU Monitoring Functions
 TSSOP/24 52
See All Temperature Sensors (97)

Key Specifications:   Temperature Switches
Part Number Switch Type Functions Interface Accuracy (±°C) Temperature Threshold (°C) Package Smallest Available Package (max w/pins) (mm2)
MAX6511  Remote
•Temperature Switch/Temperature Comparator
 Logic 3 Factory Programmed SOT-23/6 9
MAX6512  Remote
•Temperature Switch/Temperature Comparator
 Logic 3 Factory Programmed SOT-23/6 9
MAX6513  Remote
•Temperature Switch/Temperature Comparator
 Logic 3 Factory Programmed SOT-23/6
THIN QFN (Dual)/6 		9
See All Temperature Switches (21)

Key Specifications:   Voltage References
Part Number Output Voltage (V) Tempco (max) (ppm/°C) Initial Accuracy (% max @ +25°C) Reverse Breakdown Current (min) (µA) Reverse Breakdown Current (max) (mA) Features Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
LM4050A  2.048
2.5
3.0
3.3
4.096
5.0 		50 0.1 65 15
•Shunt
 SC-70/3
SOT-23/3 		5 -40 to +125
LM4050B  2.048
2.5
3.0
3.3
4.096
5.0 		50 0.2 65 15
•Shunt
 SC-70/3
SOT-23/3 		5 -40 to +125
LM4050C  2.048
2.5
3.0
3.3
4.096
5.0 		50 0.5 65 15
•Shunt
 SC-70/3
SOT-23/3 		5 -40 to +125
LM4051A  1.25 50 0.1 65 15
•Shunt
 SC-70/3
SOT-23/3 		5 -40 to +125
LM4051B  1.25 50 0.2 65 15
•Shunt
 SC-70/3
SOT-23/3 		5 -40 to +125
LM4051C  1.25 50 0.5 65 15
•Shunt
 SC-70/3
SOT-23/3 		5 -40 to +125
See All Voltage References (159)


         


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