参数资料
型号: MAX34441ETL+
厂商: Maxim Integrated Products
文件页数: 49/53页
文件大小: 0K
描述: IC PS MANAGER PMBUS 5CH 40TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
应用: 基站网络线路卡,服务器
电源电压: 2.7 V ~ 5.5 V
电流 - 电源: 2.5mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 40-WFQFN 裸露焊盘
供应商设备封装: 40-TQFN-EP(6x6)
包装: 托盘
其它名称: 90-34441+T00
PMBus 5-Channel Power-Supply Manager
and Intelligent Fan Controller
FAN SPEED STEP: Fan PWM Duty Cycle or Fan Speed Setting
If bit 6 in FAN_CONFIG_1_2 is set to zero, the FAN SPEED STEP sets the fan PWM duty cycle at each temperature step
breakpoint. The valid duty cycle range is 0 to 100 (inclusive). Any values greater than 100 (decimal) result in 100% PWM
duty cycle being generated, and any values less than 0 (decimal) result in 0% PWM duty cycle.
If bit 6 in FAN_CONFIG_1_2 is set to 1, the FAN SPEED STEP sets the fan target speed (in RPM) at each temperature
step breakpoint. The valid fan speed range is 0 to 32,767 (inclusive).
THERMAL
HYSTERESIS
MAXIMUM
DESIRED FAN
DUTY CYCLE
S7
OR SPEED
S6
S5
S4
FAN PWM DUTY CYCLE
OR
FAN SPEED (IN RPM)
S3
S2
S1
S0
PWM = 0% DUTY CYCLE
T0
T1
T2
T3
T4
T5
T6
T7
NORMALIZED TEMPERATURE
(FROM ONE OR MORE TEMP SENSORS)
Figure 6. Fan Lookup Table (LUT) Format
49
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