| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
WS9443P | 非隔离降压型 LED 恒流驱动芯片 WS9443P是一款高精度的LED恒流驱动芯片,适合于85V-265V全范围交流输入电压的非隔离降压型LED恒流电源系统。WS9443P内部集成550V功率MOSFET,只需要很少的外围元件,即可实现优异的恒流特性。芯片工作在电感电流临界模式,系统输出电流不随电感量和LED工作电压的变化而变化,实现优异的负载调整率。芯片工作电流只有200uA,无需辅助绕组供电,简化设计,降低系统成本。\r\n\r\n 内部采用了独特的智能温度控制,可以轻易解决高温时灯闪的问题。具有外置调光引脚,此引脚输入PWM信号,可通过改变PWM信号占空比来调光。具有多重保护功能,包括LED开路/短路保护、电流采样电 • 临界模式工作,无需电感补偿\r\n• 内置550V功率MOSFET\r\n• 栅极驱动,无需辅助绕组供电\r\n• 高达±3%的LED电流精度\r\n• 高达93%以上的系统效率\r\n• LED短路保护\r\n• CS采样电阻短路保护\r\n• 智能温度控制技术,避免高温灯闪\r\n• 芯片过温保护\r\n• 外部可调输出开路/过压保护\r\n• 外置PWM调光功能; | Winsemi 稳先微电子 | Winsemi | |
MACHINE SCREW PAN PHILLIPS 10-32 文件:130.87 Kbytes 页数:1 Pages | KEYSTONE Keystone Electronics Corp. | KEYSTONE | ||
SpaceMaker™, 3 C #20 Str TC, PO Ins, PVC Jkt, AWM 2937 Product Description SpaceMaker™, 3 Conductor 20AWG (26x34) Tinned Copper, PO Insulation, PVC Outer Jacket, AWM 2937 文件:162.5 Kbytes 页数:2 Pages | BELDEN 百通 | BELDEN | ||
3M??Double Coated Tape 文件:141.48 Kbytes 页数:6 Pages | 3M | 3M |
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
WINSEMI |
23+ |
DIP-7 |
12000 |
原装正品假一罚百!可开增票! |
询价 | ||
WINSEMI |
22+ |
DIP-7 |
30000 |
十七年VIP会员,诚信经营,一手货源,原装正品可零售! |
询价 | ||
稳先微主做主推 |
23+ |
DIP7 |
11200 |
原厂授权一级代理、全球订货优势渠道、可提供一站式BO |
询价 | ||
24+ |
N/A |
60000 |
一级代理-主营优势-实惠价格-不悔选择 |
询价 | |||
WS |
2447 |
DIP7 |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
询价 | ||
WS |
23+ |
DIP7 |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
WINSEMI/稳先微 |
24+ |
DIP7 |
880000 |
明嘉莱只做原装正品现货 |
询价 | ||
WINSEMI/稳先微 |
24+ |
DIP7 |
42000 |
只做原装进口现货 |
询价 | ||
WINSEMI/稳先微 |
2450+ |
DIP7 |
9850 |
只做原厂原装正品现货或订货假一赔十! |
询价 | ||
WINSEMI/稳先微 |
25+ |
ESOP-8 |
188600 |
全新原装现货 |
询价 |
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