参数资料
型号: W83L786NG
厂商: WINBOND ELECTRONICS CORP
元件分类: 通信及网络
英文描述: SPECIALTY TELECOM CIRCUIT, PDSO20
封装: 0.209 INCH, LEAD FREE, SSOP-20
文件页数: 15/50页
文件大小: 998K
代理商: W83L786NG
W83L786NR/ W83L786NG
Publication Release Date: March 31, 2006
- 17 -
Revision 0.9
55`C
58`C
52`C
PWM
Duty
Cycle
100
0
50
Fan Start = 20%
Fan Stop = 10%
Fan Start = 20%
AB
C
D
Figure 11-2
Of course, SMART FAN
TM control system can be disabled and the fan speed control algorithm can be
programmed by BIOS or application software.
7.6.4
SMART FANTM II Control
W83786NR/NG provides 4 temperature points each can automatically control PWM or DC fan mode.
Each temperature maps different fan out level, the relationship is shown as follows:
Temperature
Fan Duty Cycle
Temp. 1
Temp.2
Temp.3
Temp.4
Non-Stop Duty Cycle
Fan Duty Cycle Level 1
Fan Duty Cycle Level 2
Fan Duty Cycle Level 3
Fan Duty Cycle 100%
Temp. Tolerance
Figure 12 SMART FAN
TM II
behaviors
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