| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
HIGH PERFORMANCE CURRENT MODE CONTROLLERS The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator, | ONSEMI 安森美半导体 | |||
HIGH PERFORMANCE CURRENT MODE CONTROLLERS The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator, | ONSEMI 安森美半导体 | |||
HIGH PERFORMANCE CURRENT MODE CONTROLLERS The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components. These integrated circuits feature an oscillator, | ONSEMI 安森美半导体 | |||
HIGH PERFORMANCE CURRENT MODE CONTROLLERS The UC3844, UC3845 series are high performance fixed frequency current mode controllers. They are specifically designed for Off−Line and DC−to−DC converter applications offering the designer a cost effective solution with minimal external components. These integrated circuits feature an oscillator | ONSEMI 安森美半导体 | |||
HIGH PERFORMANCE CURRENT MODE CONTROLLERS High Performance Current Mode Controllers The UC3844, UC3845 series are high performance fixed frequency current mode controllers. They are specifically designed for Off–Line and dc–to–dc converter applications offering the designer a cost effective solution with minimal external components. Thes | MOTOROLA 摩托罗拉 |
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI |
10+ |
DIP塑封 |
6000 |
原装现货价格有优势量多可发货 |
|||
23+ |
NA |
6800 |
原装正品,力挺实单 |
||||
UNIDEN |
2450+ |
NA |
6540 |
只做原装正品假一赔十为客户做到零风险!! |
|||
QUECTEL |
2022+ |
1000 |
只做原装,价格优惠,长期供货。 |
||||
UNIDEN |
00/01+ |
MQFP |
1288 |
全新原装100真实现货供应 |
|||
QUECTEL |
22+ |
LCC-112 |
12245 |
现货,原厂原装假一罚十! |
|||
UNIDEN |
25+ |
QFP64 |
358 |
全新原装正品支持含税 |
|||
ICS |
22+ |
SSOP |
1000 |
全新原装现货!自家库存! |
|||
Uniden |
20+ |
QFP-80P |
500 |
样品可出,优势库存欢迎实单 |
|||
uniden |
24+ |
QFP48 |
2 |
自己现货 |
UCC2844AD芯片相关品牌
UCC2844AD规格书下载地址
UCC2844AD参数引脚图相关
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瀚佳科技(深圳)有限公司 专业进口电子元器件代理商
2019-10-24UCC2817D-电流模式开关电源控制器
特点 控制升压近统一功率因数前置稳压器 限制线失真 万维网线操作 过电压保护 精确的功率限制 平均电流模式控制 提高了抗噪声能力 改进的前馈线路调整 前沿调制 150 mA(典型)启动电流 低功耗BiCMOS操作 12 V至17 V工作电压 UCCx817/18家庭提供所有必要的功能,为有源功率因数校正preregulators。该控制器实现了功率因数附近塑造AC输入电流
2012-12-15UCC2858DW-功率因数控制器
UCC3858提供的控制功能的所有必要为积极功率因数校正preregulators需要高效率低权力运作。附近的功率因数控制器实现塑造AC输入电流波形,对应AC输入使用平均电流模式控制的线路电压。UCC3858的运作非常类似于以前设计Unitrode的PFC部分附加功能,让效率更高在轻负载时提高转换器的操作。这是通过线性缩手PWM频率时,输出电压误差放大器下降到低于预定的用户可编程的指示水平在轻负载条件。减少频率缩放充电电流的CT匝道(比例输出功率),并增加死区时间。还有一个瞬时的复位输入拉IC很快折返模式,当负载回来。UCC3858 PWM技术的前沿调制。当结合比较传统的后缘调制下行转换器,这
2012-12-15
DdatasheetPDF页码索引
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