KA7543中文资料仙童半导体数据手册PDF规格书
KA7543规格书详情
Descriptions
The KA7543 is an advanced lamp current feedback dimming control IC. This ballast control IC provides all of the necessary features to implement wide range dimming control, soft start and constant power consumption for intelligent electronic ballast systems. The KA7543 is optimized for advanced electronic ballast systems requiring minimum board area. External component counts can be reduced by adopting the KA7543.
特性 Features
• Lamp Current Feedback
• Soft Start on Feedback
• Voltage Dimming (0V~2V) on Feedback
• Switch off Control (Vdm=5V)
• Soft Dimming Control
• No Lamp Protection
• One Lamp Detection for Feedback
• Abnormal Protection
• Low Start-up and Operating Supply Current
• UVLO with 1.8V Hysteresis
• Totem Pole Output
• Trimmed 1.5 Internal Bandgap Reference
• 14-DIP & 14-SOP
Applications
• Electronic Ballast
• Lighting Control System
• Half Bridge Drive Control System
产品属性
- 型号：
KA7543
- 功能描述：
功率驱动器IC
- RoHS：
否
- 制造商：
Micrel
- 产品：
MOSFET Gate Drivers
- 类型：
Low Cost High or Low Side MOSFET Driver
- 电源电压-最大：
30 V
- 电源电压-最小：
2.75 V
- 最大工作温度：
+ 85 C
- 安装风格：
SMD/SMT
- 封装/箱体：
SOIC-8
- 封装：
Tube
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
FAIRCHILD/仙童 |
24+ |
NA/ |
11250 |
原装现货,当天可交货,原型号开票 |
询价 | ||
FAIRCHI |
24+ |
89 |
80000 |
只做自己库存 全新原装进口正品假一赔百 可开13%增 |
询价 | ||
SOT-89 |
23+ |
NA |
15659 |
振宏微专业只做正品,假一罚百! |
询价 | ||
FAIRCHILD/仙童 |
22+ |
SOT-89 |
100000 |
代理渠道/只做原装/可含税 |
询价 | ||
FAIRCHILD |
0450+ |
SOT89 |
7 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
FAIRCHILD |
24+ |
原厂原封 |
6523 |
进口原装公司百分百现货可出样品 |
询价 | ||
SAMSUNG |
2023+ |
原厂封装 |
50000 |
原装现货 |
询价 | ||
Fairchild(飞兆/仙童) |
23+ |
NA |
20094 |
正纳10年以上分销经验原装进口正品做服务做口碑有支持 |
询价 | ||
FAI |
25+ |
12000 |
一级代理 原装现货 |
询价 | |||
FSC |
25+ |
DIP14 |
18000 |
原厂直接发货进口原装 |
询价 |
