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FAN7544 PDF预览

FAN7544

更新时间: 2024-01-01 13:36:47
品牌 Logo 应用领域
飞兆/仙童 - FAIRCHILD 控制器
页数 文件大小 规格书
14页 1186K
描述
Simple Ballast Controller

FAN7544 技术参数

是否无铅: 不含铅生命周期:Active
零件包装代码:DIP包装说明:DIP,
针数:8Reach Compliance Code:unknown
风险等级:5.66模拟集成电路 - 其他类型:FLUORESCENT LIGHT CONTROLLER
最大输入电压:30 V最小输入电压:12.7 V
标称输入电压:15 VJESD-30 代码:R-PDIP-T8
JESD-609代码:e3长度:9.4 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:-25 °C最大输出电流:0.6 A
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装形状:RECTANGULAR封装形式:IN-LINE
峰值回流温度(摄氏度):260座面最大高度:5.08 mm
表面贴装:NO切换器配置:PUSH-PULL
最大切换频率:54.5 kHz温度等级:OTHER
端子面层:MATTE TIN端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:7.62 mm
Base Number Matches:1

FAN7544 数据手册

 浏览型号FAN7544的Datasheet PDF文件第2页浏览型号FAN7544的Datasheet PDF文件第3页浏览型号FAN7544的Datasheet PDF文件第4页浏览型号FAN7544的Datasheet PDF文件第5页浏览型号FAN7544的Datasheet PDF文件第6页浏览型号FAN7544的Datasheet PDF文件第7页 
www.fairchildsemi.com  
FAN7544  
Simple Ballast Controller  
Features  
Descriptions  
• Low Start-up and Operating Current : 140µA, 6.5mA  
• Under Voltage Lock Out With 1.9V of Hysteresis  
• 600mA of Totem Pole Output with High State Clamp  
• Trimmed 1.5% Internal Bandgap Reference  
• Programmable Preheat Time & Frequency  
• Programmable Run Frequency  
The FAN7544 provides simple and high performance elec-  
tronic ballast control functions. The FAN7544 is optimized  
for electronic ballast requiring a minimum board area, by  
reducing component counts and lowering power dissipation.  
The features include programmable preheating time and fre-  
quency and programmable run frequency. The initial pre-  
heating time and frequency can be adjusted according to the  
types of lamps using the CPH, CT and RPH. Output gate  
driver circuit clamps power MOSFET gate voltage to the  
supply voltage.  
• High Accuracy Oscillator  
8-DIP  
8-SOP  
1
1
Internal Block Diagram  
5V  
9V Vsup  
UVLO  
1.9V  
Bias  
4
8
7
CPH  
Vcc  
Current  
1
11.6V  
Vcc  
2.1  
2.9V  
S
R
Q
Q
Iph - Irt  
Vz  
2.9V  
5V  
Ict  
OUT1  
Irt  
2
CT  
R
Q
5.2V  
Oscillator  
6.25Ict  
Frequency  
Divider  
Vcc  
S
Latch  
1.5V  
Irt=Vref/Rt  
Current  
Source  
6
5
OUT2  
GND  
3
1
RT  
Iph=Vref/Rph  
Current  
Source  
RPH  
Shutdown signal  
+
+
VCPH  
2V  
TSD  
5V  
Rev. 1.0.0  
©2004 Fairchild Semiconductor Corporation  

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