CXFA3162是一种用于风扇转速控制的单片机解决方案。它可以直接与风机相连，进行闭环或开环控制。风扇的驱动有两种模式，PWM和线性。它根据风扇旋转脉冲和外部提供的时钟来确定当前风扇速度。所需风扇速度通过SMBus编程。可通过SMBus读取实际风扇转速和风扇状态。实施短路保护，以防止风扇和IC本身受损
SMBus接口
线性或脉宽调制模式速度控制
·开环或闭环风扇速度控制
供电电压范围3V~5.5V
·添加0 Pin以选择3个不同的SMBus地址
CXFA3162的“SMBus警报”
·CXFA3162内置晶体振荡器逆变器
·内部32kHz时钟发生器，精度为正负1%
[ CXFA3162 ]
产品技术资料帮助
查看全部>
7.相关产品
产品概述 返回TOP
产品特点 返回TOP
„ SMBus Interface
„ Linear or PWM Mode Speed Control
„ Open or Close Loop Fan Speed Control
„ Supply Voltage Range 3V~5.5V
„ ADD0 Pin to Select 3 Different SMBus Addresses
„ SMBus Alert # for CXFA3162
„ CXFA3162 has Built-in Inverter for Crystal Oscillator
„ Internal 32kHz clock generator, +/- 1% accuracy
„ MSOP-10 for CXFA3162
应用范围 返回TOP
„ Notebook PC
„ Industrial PC
„ LAN Switch
„ Servers
„ Telecom equipment
„ Industrial Control
技术规格书（产品PDF) 返回TOP
需要详细的PDF规格书请扫一扫微信联系我们，还可以获得免费样品以及技术支持！
产品封装图 返回TOP
电路原理图 返回TOP
|
Sensor and Fan Controller |
|||||||||
|
Part NO. |
VCC(V) min. |
VCC(V) max. |
Remote |
Local |
Fan |
Slave Address |
Accuracy (°C) |
Note |
Package |
|
4.5 |
5.5 |
2 |
1 |
3 |
111001 |
±1 |
-- |
TSSOP20 |
|
|
4.5 |
5.5 |
2 |
1 |
3 |
Selectable |
±1 |
Build-in clock |
TSSOP20 |
|
|
4.5 |
5.5 |
2 |
1 |
4 |
111001 |
±1 |
Build-in clock |
TSSOP20 |
|
|
4.5 |
5.5 |
2 |
1 |
4 |
111001 |
±1 |
-- |
TSSOP20 |
|
|
4.5 |
5.5 |
3 |
-- |
1 |
111101 |
±1 |
Support transitor mode |
SSOP20 |
|
|
4.5 |
5.5 |
3 |
-- |
1 |
-- |
±1 |
-- |
TQFN4X4-24 |
|
|
4.5 |
5.5 |
3 |
-- |
1 |
111101 |
±1 |
PWM fan controller Hardware Sets SHDN |
SSOP16 TQFN4X4-24 |
|
|
Fan Controller & Driver |
|||||||||
|
Part NO. |
VCC(V) min. |
VCC (V) max. |
IOUT (A) |
Crystal (kHz) |
Interface |
Speed Control |
FOUT |
Note |
Package |
|
4.5 |
5.5 |
0.8 |
NA |
SMBus |
PWM |
PWM Pulse |
FG,SCP |
SOP-8 |
|
|
3 |
5.5 |
0.5 |
32.768 |
SMBus |
Linear/ PWM |
DAC PWM |
FG,X2,ALERT#,CLK( 1% ),ADD0 for address selectable,Open &Close loop control,SCP |
MSOP10 |
|
|
3 |
5.5 |
0.5 |
NA |
SMBus |
Linear/ PWM |
DAC PWM |
FG,X2,ALERT#,CLK,ADD0 for address selectable,Open &Close loop control,SCP |
SOP8/MSOP8/MSOP10 |
|
|
3 |
5.5 |
0.5 |
32.768 |
SMBus |
Linear/ PWM |
DAC PWM |
FG,X2,ALERT#,CLK( 3% ),ADD0 for address selectable,Open &Close loop control,SCP |
SOP8/MSOP8/MSOP10 |
|
|
Fan Driver |
|||||||||
|
Part NO. |
VCC(V) min. |
VCC (V) max. |
IOUT (A) |
Enable active |
Control Interface |
Control Method |
VOUT |
Note |
Package |
|
3 |
5.5 |
0.5 |
High |
VSET |
Linear |
1.6XVSET |
EN,OCP,OTP,G993 with SS |
SOP-8 |
|
|
3 |
5.5 |
0.5 |
-- |
VSET |
Linear |
1.6X VSET |
FON#,OCP,OTP,G995 with SS |
SOP-8 |
|
|
10 |
20 |
0.5 |
High |
VSET |
Linear |
4X VSET |
EN,OCP,OTP |
SOP-8 SOP-8(FD) |
|
|
8 |
15 |
0.5 |
High |
VSET |
Linear |
4X VSET |
EN,OCP,OTP |
SOP8 SOP8(FD) |
|
|
4.5 |
5.5 |
0.5 |
High |
VSET |
Linear |
1.6X VSET |
EN,OCP,OTP,VSET built-in SS |
SOP8/TDFN3X3-8 |
|
◀ 上一篇:CXFA3161用于风扇转速控制的单片机解决方案直接与风扇相连对风扇转速进行闭环控制风扇旋转脉冲和外部提供的时钟来确定当前风扇速度风扇速度通过SMBus编程通过SMBus读取实际风扇转速和风扇状态
下一篇▶:CXFA3163 CXFA3164风扇转速控制的单片机解决方案直接与风机相连进行闭环或开环控制风扇的驱动有两种模式PWM和线性风扇旋转脉冲和外部提供的时钟来确定当前风扇速度风扇速度通过SMBus编程
|
|||||||||||||||||
