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STSR3CD PDF预览

STSR3CD

更新时间: 2024-01-18 14:55:43
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 驱动
页数 文件大小 规格书
12页 271K
描述
3.5A SWITCHING CONTROLLER, 750kHz SWITCHING FREQ-MAX, PDSO8, SOP-8

STSR3CD 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP,
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.83模拟集成电路 - 其他类型:SWITCHING CONTROLLER
控制技术:PULSE WIDTH MODULATION最大输入电压:5.5 V
最小输入电压:4 V标称输入电压:5 V
JESD-30 代码:R-PDSO-G8JESD-609代码:e4
长度:4.9 mm湿度敏感等级:1
功能数量:1端子数量:8
最高工作温度:125 °C最低工作温度:-40 °C
最大输出电流:3.5 A封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:1.75 mm
表面贴装:YES切换器配置:SINGLE
最大切换频率:750 kHz温度等级:AUTOMOTIVE
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:30宽度:3.9 mm
Base Number Matches:1

STSR3CD 数据手册

 浏览型号STSR3CD的Datasheet PDF文件第2页浏览型号STSR3CD的Datasheet PDF文件第3页浏览型号STSR3CD的Datasheet PDF文件第4页浏览型号STSR3CD的Datasheet PDF文件第5页浏览型号STSR3CD的Datasheet PDF文件第6页浏览型号STSR3CD的Datasheet PDF文件第7页 
STSR3  
SYNCHRONOUS RECTIFIERS  
SMART DRIVER FOR FLYBACK  
SUPPLY VOLTAGE RANGE: 4V TO 5.5V  
TYPICAL PEAK OUTPUT CURRENT:  
(SOURCE 2A, SINK 3.5A)  
OPERATING FREQUENCY: 30 TO 750 KHz  
SMART TURN-OFF ANTICIPATION TIMING  
AUTOMATIC TURN OFF FOR DUTY CYCLE  
LESS THAN 14%  
POSSIBILITY TO OPERATE IN  
DISCONTINUOUS MODE  
SO-8  
switch providing anticipation in turn-off the output.  
This smart function is implemented by a fast  
cycle-after-cycle logic control mechanism, based  
on a high frequency oscillator synchronized by the  
clock signal. This anticipation is externally set  
through external component. A special Inhibit  
function allows to shut-off the drive output. This  
feature makes discontinuous conduction mode  
possible and avoids reverse conduction of the  
synchronous rectifier.  
DESCRIPTION  
STSR3 Smart Driver IC provides a high current  
outputs to properly drive secondary Power  
Mosfets used as Synchronous Rectifier in low  
output  
voltage,  
high  
efficiency  
Flyback  
Converters. From a synchronizing clock input,  
withdrawn on the secondary side of the isolation  
transformer, the IC generates a driving signal with  
set dead times with respect to the primary side  
PWM signal.  
The IC operation prevents secondary side  
shoot-through conditions at turn-on of the primary  
SCHEMATIC DIAGRAM  
Vcc  
2
5.7V  
+
BIAS  
UVLO  
PEAK  
DETECTOR  
ANTICIPATION  
SET  
SETANT  
3
CK  
4
+
+
OUTPUT  
BUFFER  
HIGH  
FREQUENCY  
OSCILLATOR  
DIGITAL  
OUTGATE  
7
1
CONTROL  
-
+
INHIBIT  
5
N/C  
25mV  
6
8
SGLGND  
PWRGND  
June 2003  
1/12  

STSR3CD 替代型号

型号 品牌 替代类型 描述 数据表
STSR3CD-TR STMICROELECTRONICS

完全替代

暂无描述
STSR30D-TR STMICROELECTRONICS

类似代替

SYNCHRONOUS RECTIFIER SMART DRIVER FOR FLYBACK
STSR30D STMICROELECTRONICS

类似代替

SYNCHRONOUS RECTIFIER SMART DRIVER FOR FLYBACK

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