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CXMD3254 CXMD3254A高效的单相CMOS直接PWM驱动芯片个人电脑电源散热调速风扇和CPU冷却器变速功能霍尔偏置电路FG输出和RD输出信号锁保护和自动重启功能
| 产品型号： | CXMD3254/A |
| 产品类型： | 电机驱动IC |
| 产品系列： | 马达驱动系列 |
| 产品状态： | 量产 |
| 浏览次数： | 36 次 |
产品简介
·单相全波风扇驱动器
·低供电电流
·内置变速功能
·包括霍尔偏置电路
·内置锁保护和自动重启功能
·提供FG输出和RD输出信号
·内置限流电路
·内置热保护电路
技术参数
| 输入电压范围 (VIN) | V ~ 4.5~15VV |
|---|---|
| 输出电压 (VOUT) | ADJV |
| 输出电流 (IOUT) | 1000mAA |
| 工作频率 | 500KHzHz |
| 转换效率 | 95%% |
| 封装类型 | SSOP-16 |
| Motor type | 马达驱动系列 |
| Control method | VSET |
| Control interface | PWM |
| Microstep | 1/2/4/8/16/32/64 |
| Protection | 过流/过热/欠压/短路 |
| Drive method | CT |
| Features | HB Output |
| Application | NB Motor |
| Operating temp | -40℃~125℃ |
| Reference design | Fan Motor Driver > Desktop PC Application |
| Iq | 5uA |
| Accuracy | ±1% |
| Interface | 1000mA |
产品详细介绍
目录
7.相关产品
产品概述 返回TOP
The CXMD3254/A is a high efficient direct PWM drive IC with single phase and CMOS drive. Such IC design is suitable for variable speed control FAN of personal computer’s power supply radiation and CPU cooler. The device is built-in lock protection. When fan is locked, the device will enter the lockup protection mode. It is also with rotation detection output and thermal shutdown function. In normal operation, supply current is 6mA. The CXMD3254/A is available in SSOP-16 package.
产品特点 返回TOP
· Single Phase Full Wave Fan Driver
· Low Supply Current
· Built-In Variable Speed Function
· Include Hall Bias Circuit
· Built-In Lock Protection and Auto Restart Function
· FG Output and RD Output Signal available
· Built-In Current Limit Circuit
· Built-In Thermal Protection Circuit
· SSOP-16 Package
· Lead Free and Green Devices Available (RoHS Compliant)
应用范围 返回TOP
· CPU Cooler
· Variable Speed Control Fan
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
相关芯片选择指南 返回TOP 更多同类产品.......
|
Fan Motor Driver > Notebook PC Application |
||||||||||||
|
Part_No |
Main App. Fields |
Package |
Supply Voltage (V) |
Output Current (max)(mA) |
Phase |
FG |
RD |
Lock& Restart Time |
Speed Control |
HB Output |
Status |
|
|
min |
max |
|||||||||||
|
NB Motor |
MSOP10 |
2 |
5.5 |
1000 |
1 |
Yes |
No |
CT |
Direct PWM |
Yes |
Now |
|
|
NB Motor |
MSOP8 |
2.3 |
5.5 |
1000 |
1 |
Yes |
No |
Internal |
Direct PWM |
No |
Now |
|
|
NB Motor |
MSOP8 |
2 |
5.5 |
1000 |
1 |
Yes |
No |
Internal |
- |
Yes |
Now |
|
|
NB Motor |
MSOP10 |
2.2 |
5.5 |
1000 |
1 |
Yes |
No |
Internal |
- |
No |
Now |
|
|
Fan Motor Driver > Desktop PC Application |
|||||||||||||
|
Part_No |
Main App. Fields |
Pack. |
Supply Voltage (V) |
Output Current (max)(mA) |
Phase |
FG |
RD |
Lock& Restart Time |
Speed Control |
Regul ator |
HB Output |
Status |
|
|
min |
max |
||||||||||||
|
NB Motor |
SSOP16 |
4.5 |
15 |
1000 |
1 |
Yes |
Yes |
CT |
PWM |
No |
Yes |
Now |
|
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