UCC28251价格
参考价格：￥15.2806
型号：UCC28251PW 品牌：Texas 备注：这里有UCC28251多少钱，2026年最近7天走势，今日出价，今日竞价，UCC28251批发/采购报价，UCC28251行情走势销售排行榜，UCC28251报价。| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
丝印代码：UCC28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 |   | ||
丝印代码：UCC28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
丝印代码：UCC28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
丝印代码：UCC28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
丝印代码：UCC28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
丝印代码：UCC28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
UCC28251 | UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | |
UCC28251 | 支持预偏置模式、适用于离线应用的高级半桥/全桥 PWM 控制器 UCC28251 PWM 控制器专为对预偏置启动要求严格的高功率密度 应用 而设计。UCC28251 的集成型同步整流器控制输出针对高效和高性能拓扑结构，诸如半桥、全桥、交错正激和推挽结构。与 UCC28251 一同使用的 UCC27210 半桥驱动器和 UCC2752x MOSFET 驱动器提供一个完整的电源转换器解决方案。 UCC28251 是 UCC28250 PWM 控制器的功能性变体。UCC28251 在很大程度上保留了 UCC28250 的基本功能，同时经过设计增强了在离线式 400V 输入 DC-DC 应用 和 48V 输入全桥或半桥 应用中的性能。 在所有输出条件下，外部可编程 • 预偏置启动\n• 具有可编程延迟的同步整流器控制输出（包括零延迟支持）\n• 具有输入电压前馈的电压模式控制或电流模式控制\n• 初级侧或次级侧控制\n• 3.3V，1.5% 高精度基准输出\n• 较低的最小运行频率\n• 具有已匹配占空比输出的 1% 高精度逐周期过流保护\n• 可编程软启动和断续重启定时器\n• 散热增强型 4mm x 4mm 超薄四方扁平无引线 (VQFN)-20 封装和 20 引脚薄型小外形尺寸 (TSSOP) 封装; | TI 德州仪器 | | |
UCC28251 | Advanced PWM Controller With Prebias Operation 文件：1.77485 Mbytes Page：55 Pages | TI 德州仪器 | | |
UCC28251 | Advanced PWM Controller With Pre-Bias Operation 文件：902.97 Kbytes Page：54 Pages | TI 德州仪器 | | |
丝印代码：28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
丝印代码：28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
丝印代码：28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
丝印代码：28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
丝印代码：28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
丝印代码：28251；UCC28251 Advanced PWM Controller With Prebias Operation 1 Features 1• Prebiased Startup • Synchronous Rectifier Control Outputs with Programmable Delays (Including Zero Delay Support) • Voltage Mode Control with Input Voltage Feed- Forward or Current Mode Control • Primary or Secondary-Side Control • 3.3-V, 1.5% Accurate Reference Output • | TI 德州仪器 | | ||
UCC28251 Advanced PWM Controller With Prebias Operation 文件：1.63855 Mbytes Page：55 Pages | TI 德州仪器 | | ||
Advanced PWM Controller With Prebias Operation 文件：1.77485 Mbytes Page：55 Pages | TI 德州仪器 | | ||
Advanced PWM Controller With Prebias Operation 文件：1.77485 Mbytes Page：55 Pages | TI 德州仪器 | | ||
封装/外壳：20-TSSOP（0.173"，4.40mm 宽） 功能：升压/降压 包装：管件 描述：IC REG CTRLR MULT TOP 20TSSOP 集成电路（IC） PMIC - 稳压器 - DC DC 开关式控制器 | TI 德州仪器 | | ||
封装/外壳：20-TSSOP（0.173"，4.40mm 宽） 功能：升压/降压 包装：管件 描述：IC REG CTRLR MULT TOP 20TSSOP 集成电路（IC） DC-DC 开关控制器 | TI 德州仪器 | | ||
Advanced PWM Controller With Prebias Operation 文件：1.77485 Mbytes Page：55 Pages | TI 德州仪器 | | ||
Advanced PWM Controller With Pre-Bias Operation 文件：902.97 Kbytes Page：54 Pages | TI 德州仪器 | | ||
Advanced PWM Controller With Pre-Bias Operation 文件：902.97 Kbytes Page：54 Pages | TI 德州仪器 | | ||
Advanced PWM Controller With Prebias Operation 文件：1.77485 Mbytes Page：55 Pages | TI 德州仪器 | | ||
Advanced PWM Controller With Pre-Bias Operation 文件：902.97 Kbytes Page：54 Pages | TI 德州仪器 | | ||
Advanced PWM Controller With Pre-Bias Operation 文件：902.97 Kbytes Page：54 Pages | TI 德州仪器 | | ||
Advanced PWM Controller With Prebias Operation 文件：1.77485 Mbytes Page：55 Pages | TI 德州仪器 | | ||
20V, 4A Synchronous Step-Down Converter 文件：634.77 Kbytes Page：15 Pages | MPS 美国芯源 | | ||
20V, 4A Synchronous Step-Down Converter 文件：634.77 Kbytes Page：15 Pages | MPS 美国芯源 | | ||
SURGE PROTECTIVE DEVICES 文件：75.3 Kbytes Page：1 Pages | OKAYA | |
UCC28251产品属性
- 类型
描述
- Duty cycle (Max) (%)：
100
- Supply voltage (Max) (V)：
17
- UVLO thresholds on/off (V)：
4.3/4.1
- Features：
Current Limiting
- Operating temperature range (C)：
-40 to 125
- Rating：
Catalog
- Frequency (Max) (kHz)：
1000
- Gate drive (Typ) (A)：
0.2
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI(德州仪器) |
24+/25+ |
10000 |
原装正品现货库存价优 |
||||
ST |
25+ |
N/A |
2262 |
普通 |
|||
Texas Instruments |
26+ |
TSSOP-20 |
12000 |
原装正品现货询价有惊喜 |
|||
ST |
25+ |
1808 |
20000 |
原装，请咨询 |
|||
TI |
23+ |
NA |
6800 |
原装正品,力挺实单 |
|||
TI(德州仪器) |
23+ |
16-SOIC(0.295,7.50mm 宽) |
13650 |
公司只做原装正品,假一赔十 |
|||
TI |
21+18+17+ |
TSSOP |
3000 |
只做原装正品假一赔十为客户做到零风险!! |
|||
ST |
26+ |
NA |
60000 |
只有原装 可配单 |
|||
ST |
26+ |
原厂封装 |
9896 |
代理全系列销售, 全新原装正品,价格优势,长期供应,量大可订 |
|||
TI |
25+ |
SO-MOD (DVE) |
6000 |
原厂原装,价格优势 |
UCC28251芯片相关品牌
UCC28251规格书下载地址
UCC28251参数引脚图相关
- w5500
- w300
- w230
- w200
- vp5
- voip技术
- viper22a
- viper22
- viper12
- vip12a
- vga接口
- v8000
- usb声卡
- usb连接器
- usb接口电路
- usb3.0
- UPS电源
- uln2003
- uei30
- udn2981
- UCC2912
- UCC2897
- UCC2895
- UCC2894
- UCC2893
- UCC2892
- UCC2891
- UCC2890
- UCC2889
- UCC2888
- UCC2884
- UCC2882
- UCC2880
- UCC2858
- UCC2857
- UCC28500N
- UCC284SDR-5EP
- UCC284DP-ADJG4
- UCC284DP-ADJ
- UCC284DP-5G4
- UCC284DP-5
- UCC284DP-12G4
- UCC284DP-12
- UCC284-
- UCC284
- UCC283TDKTTT-ADJG3
- UCC283TDKTTT-ADJ
- UCC283TDKTTT-5
- UCC283TDKTTT-3G3
- UCC283TDKTTT-3
- UCC283T-ADJ
- UCC283T-5
- UCC283T-3G3
- UCC283T-3
- UCC2839
- UCC2837D
- UCC2837
- UCC283
- UCC28251RGPT
- UCC28251PW
- UCC28250RGPT
- UCC28250PW
- UCC28250EVM-564
- UCC28231PWR
- UCC28231DRNT
- UCC28230PWR
- UCC28230PW
- UCC28230EVM
- UCC28230DRNT
- UCC28221PW
- UCC28221DG4
- UCC28221D
- UCC28220QPWRQ1
- UCC28220QDRQ1
- UCC28220PW
- UCC28220DG4
- UCC28220D
- UCC281DP-5
- UCC2819N
- UCC2819D
- UCC2819
- UCC2818
- UCC2817
- UCC2810
- UCC281-
- UCC281
- UCC280X
- UCC2806
- UCC2805
- UCC2804
- UCC2803
- UCC2802
- UCC2801
- UCC2800
- UCC28
- UCC2776
- UCC2752
- UCC2751
- UCC2750
- UCC2626
UCC28251数据表相关新闻
UCC28610DR交流/直流转换器
UCC28610DR交流/直流转换器
2023-5-22UCC2813QDR-3Q1
UCC2813QDR-3Q1
2023-5-16UCC28700DBVR 原装正品
UCC28700DBVR 原装正品
2023-2-13UCC2808APWTR-2原装现货
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
- P1
- P2
- P3
- P4
- P5
- P6
- P7
- P8
- P9
- P10
- P11
- P12
- P13
- P14
- P15
- P16
- P17
- P18
- P19
- P20
- P21
- P22
- P23
- P24
- P25
- P26
- P27
- P28
- P29
- P30
- P31
- P32
- P33
- P34
- P35
- P36
- P37
- P38
- P39
- P40
- P41
- P42
- P43
- P44
- P45
- P46
- P47
- P48
- P49
- P50
- P51
- P52
- P53
- P54
- P55
- P56
- P57
- P58
- P59
- P60
- P61
- P62
- P63
- P64
- P65
- P66
- P67
- P68
- P69
- P70
- P71
- P72
- P73
- P74
- P75
- P76
- P77
- P78
- P79
- P80
- P81
- P82
- P83
- P84
- P85
- P86
- P87
- P88
- P89
- P90
- P91
- P92
- P93
- P94
- P95
- P96
- P97
- P98
- P99
- P100
- P101
- P102
- P103
- P104
- P105
- P106
- P107
- P108
- P109
