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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 MAX6639和MAX6639F评估板
MAX6639EVKIT
QV  PDF 2通道温度监测器，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) Features Smallest Available Package (max w/pins) (mm2)
DS3903  Linear 3 2-Wire Addressable Non-Volatile 128 10+10+90 20 300 250 250
•EEPROM Wiper Memory
 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
MAX6639  Remote
•Remote & Local Sensor
 PWM 2-Wire/I2C/SMBus 1 Programmable  - 
•Closed/Open-Loop Fan-Speed Control for 5V/12V Fans
•Monitors Tachometer Output
•Selectable Address
•Two Alarm Outputs
MAX6653  Remote
•Dual Temperature Alarms
•Fan Failure Detector
•Remote & Local Sensor
 PWM 2-Wire/I2C/SMBus 1 Programmable 11  - 
MAX6663  Remote
•Dual Temperature Alarms
•Fan Failure Detector
•Remote & Local Sensor
 PWM 2-Wire/I2C/SMBus 1 Programmable 11  - 
MAX6664  Remote
•Dual Temperature Alarms
•Fan Failure Detector
•Remote & Local Sensor
 PWM 2-Wire/I2C/SMBus 1 Programmable 11  - 
MAX6650   -   -  Linear 2-Wire/I2C/SMBus  -   -   - 
•Closed/Open-Loop Fan-Speed Control for 5V/12V Fans
•Monitors Tachometer Output
•Programmable Alert/GPIO Outputs
MAX6651   -   -  Linear 2-Wire/I2C/SMBus  -   -   - 
•Closed/Open-Loop Fan-Speed Control for 5V/12V Fans
•Monitors up to 4 Tachometer Outputs
•Programmable Alert/GPIO Outputs
•Synch Capability
MAX1669  Remote  -  PWM 2-Wire/I2C/SMBus 3 Programmable 8  - 
See All Fan Controllers (19)

Key Specifications:   Step-Down Switching Regulators
Part Number VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) IOUT (A) IOUT (A) Output Adj. Method Operating Current, ICC (max) (mA) Number of DC-DC Outputs Operating Freq. (kHz) Package Smallest Available Package (max w/pins) (mm2)
MAX8597  4.5 28 0.6 28 20 20 Resistor 5 1 1400 TQFN/20 17
MAX8598  4.5 28 0.6 28 20 20 Resistor 5 1 1400 TQFN/16 17
MAX8599  4.5 28 0.6 28 20 20 Resistor 5 1 1400 TQFN/16 17
See All Step-Down Switching Regulators (252)

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 Operating Temp. Range (°C) Smallest Available Package (max w/pins) (mm2)
MAX6648  Remote Alert
Overt
•Dual Temperature Alarms
•Remote & Local Sensor
 2-Wire/I2C/SMBus Single 0.8 No Programmable 10  -  -55 to +125 16
MAX6692  Remote Alert
Overt
•Dual Temperature Alarms
•Remote & Local Sensor
 2-Wire/I2C/SMBus Single 0.8 No Programmable 10  -  -55 to +125 31
DS1780  Local  - 
•Fan Controller
•Voltage Monitor
 2-Wire/I2C/SMBus  -  2 No Programmable 9 Yes -40 to +125 52
See All Temperature Sensors (99)

Key Specifications:   Temperature Switches
Part Number Switch Type Functions Interface Accuracy (±°C) Temperature Threshold (°C) Package
MAX6511  Remote
•Temperature Switch/Temperature Comparator
 Logic 3 Factory Programmed SOT/6
MAX6512  Remote
•Temperature Switch/Temperature Comparator
 Logic 3 Factory Programmed SOT/6
MAX6513  Remote
•Temperature Switch/Temperature Comparator
 Logic 3 Factory Programmed SOT/6
TDFN-EP/6
See All Temperature Switches (25)

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
 SC70/3
SOT/3 		5 -40 to +125
LM4050B  2.048
2.5
3.0
3.3
4.096
5.0 		50 0.2 65 15
•Shunt
 SC70/3
SOT/3 		5 -40 to +125
LM4050C  2.048
2.5
3.0
3.3
4.096
5.0 		50 0.5 65 15
•Shunt
 SC70/3
SOT/3 		5 -40 to +125
LM4051A  1.25 50 0.1 65 15
•Shunt
 SC70/3
SOT/3 		5 -40 to +125
LM4051B  1.25 50 0.2 65 15
•Shunt
 SC70/3
SOT/3 		5 -40 to +125
LM4051C  1.25 50 0.5 65 15
•Shunt
 SC70/3
SOT/3 		5 -40 to +125
See All Voltage References (162)
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