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UCC281价格
参考价格：￥18.7734
型号：UCC2810DW 品牌：TI 备注：这里有UCC281多少钱，2025年最近7天走势，今日出价，今日竞价，UCC281批发/采购报价，UCC281行情走势销售排行榜，UCC281报价。| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
UCC281 | Low Dropout 1 Ampere Linear Regulator Family 文件：279.91 Kbytes Page：12 Pages | TI 德州仪器 |   | |
UCC281 | 具有 -40°C 至 +85°C 工作温度范围和反向电流保护功能的 1A、低压降稳压器 | TI 德州仪器 | | |
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM FEATURES · Single Oscillator Synchronizes Two PWMs · 150-μA Startup Supply Current · 2-mA Operating Supply Current · Operation to 1 MHz · Internal Soft-Start · Full-Cycle Fault Restart · Internal Leading-Edge Blanking of the Current Sense Signal · 1-A Totem Pole Outputs · 75-ns Typical R | TI 德州仪器 | | ||
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM FEATURES · Single Oscillator Synchronizes Two PWMs · 150-μA Startup Supply Current · 2-mA Operating Supply Current · Operation to 1 MHz · Internal Soft-Start · Full-Cycle Fault Restart · Internal Leading-Edge Blanking of the Current Sense Signal · 1-A Totem Pole Outputs · 75-ns Typical R | TI 德州仪器 | | ||
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM FEATURES · Single Oscillator Synchronizes Two PWMs · 150-μA Startup Supply Current · 2-mA Operating Supply Current · Operation to 1 MHz · Internal Soft-Start · Full-Cycle Fault Restart · Internal Leading-Edge Blanking of the Current Sense Signal · 1-A Totem Pole Outputs · 75-ns Typical R | TI 德州仪器 | | ||
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM FEATURES · Single Oscillator Synchronizes Two PWMs · 150-μA Startup Supply Current · 2-mA Operating Supply Current · Operation to 1 MHz · Internal Soft-Start · Full-Cycle Fault Restart · Internal Leading-Edge Blanking of the Current Sense Signal · 1-A Totem Pole Outputs · 75-ns Typical R | TI 德州仪器 | | ||
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM FEATURES · Single Oscillator Synchronizes Two PWMs · 150-μA Startup Supply Current · 2-mA Operating Supply Current · Operation to 1 MHz · Internal Soft-Start · Full-Cycle Fault Restart · Internal Leading-Edge Blanking of the Current Sense Signal · 1-A Totem Pole Outputs · 75-ns Typical R | TI 德州仪器 | | ||
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM FEATURES · Single Oscillator Synchronizes Two PWMs · 150-μA Startup Supply Current · 2-mA Operating Supply Current · Operation to 1 MHz · Internal Soft-Start · Full-Cycle Fault Restart · Internal Leading-Edge Blanking of the Current Sense Signal · 1-A Totem Pole Outputs · 75-ns Typical R | TI 德州仪器 | | ||
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM FEATURES · Single Oscillator Synchronizes Two PWMs · 150-μA Startup Supply Current · 2-mA Operating Supply Current · Operation to 1 MHz · Internal Soft-Start · Full-Cycle Fault Restart · Internal Leading-Edge Blanking of the Current Sense Signal · 1-A Totem Pole Outputs · 75-ns Typical R | TI 德州仪器 | | ||
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM FEATURES · Single Oscillator Synchronizes Two PWMs · 150-μA Startup Supply Current · 2-mA Operating Supply Current · Operation to 1 MHz · Internal Soft-Start · Full-Cycle Fault Restart · Internal Leading-Edge Blanking of the Current Sense Signal · 1-A Totem Pole Outputs · 75-ns Typical R | TI 德州仪器 | | ||
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM FEATURES · Single Oscillator Synchronizes Two PWMs · 150-μA Startup Supply Current · 2-mA Operating Supply Current · Operation to 1 MHz · Internal Soft-Start · Full-Cycle Fault Restart · Internal Leading-Edge Blanking of the Current Sense Signal · 1-A Totem Pole Outputs · 75-ns Typical R | TI 德州仪器 | | ||
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM FEATURES · Single Oscillator Synchronizes Two PWMs · 150-μA Startup Supply Current · 2-mA Operating Supply Current · Operation to 1 MHz · Internal Soft-Start · Full-Cycle Fault Restart · Internal Leading-Edge Blanking of the Current Sense Signal · 1-A Totem Pole Outputs · 75-ns Typical R | TI 德州仪器 | | ||
Low Dropout 1 Ampere Linear Regulator Family FEATURES • Precision Positive Linear Voltage Regulation • 0.5V Dropout at 1A • Guaranteed Reverse Input/ Output Voltage Isolation with Low Leakage • Low Quiescent Current Irrespective of Load • Adjustable Output Voltage Version • Fixed Versions for 3.3V and 5V Outputs • Logic Shutdown C | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
BiCMOS POWER-FACTOR PREREGULATOR FEATURES · Controls Boost Preregulator to Near-Unity Power Factor · Limits Line Distortion · World-Wide Line Operation · Overvoltage Protection · Accurate Power Limiting · Average Current Mode Control · Improved Noise Immunity · Improved Feed-Forward Line Regulation · Leading Edge Modula | TI 德州仪器 | | ||
BiCMOS POWER-FACTOR PREREGULATOR FEATURES · Controls Boost Preregulator to Near-Unity Power Factor · Limits Line Distortion · World-Wide Line Operation · Overvoltage Protection · Accurate Power Limiting · Average Current Mode Control · Improved Noise Immunity · Improved Feed-Forward Line Regulation · Leading Edge Modula | TI 德州仪器 | | ||
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller 1 Features 1• 8-Pin Solution (No AC Line Sensing Needed) • Wide Range Programmable Switching Frequency (18 kHz to 250 kHz for MOSFET and IGBT-based PFC Converters) • Trimmed Current Loop Circuits for Low iTHD • Reduced Current Sense Threshold (Minimizes Power Dissipation in Shunt) • Averag | TI 德州仪器 | | ||
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller 1 Features 1• 8-Pin Solution (No AC Line Sensing Needed) • Wide Range Programmable Switching Frequency (18 kHz to 250 kHz for MOSFET and IGBT-based PFC Converters) • Trimmed Current Loop Circuits for Low iTHD • Reduced Current Sense Threshold (Minimizes Power Dissipation in Shunt) • Averag | TI 德州仪器 | | ||
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller 1 Features 1• 8-Pin Solution (No AC Line Sensing Needed) • Wide Range Programmable Switching Frequency (18 kHz to 250 kHz for MOSFET and IGBT-based PFC Converters) • Trimmed Current Loop Circuits for Low iTHD • Reduced Current Sense Threshold (Minimizes Power Dissipation in Shunt) • Averag | TI 德州仪器 | | ||
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller 1 Features 1• 8-Pin Solution (No AC Line Sensing Needed) • Wide Range Programmable Switching Frequency (18 kHz to 250 kHz for MOSFET and IGBT-based PFC Converters) • Trimmed Current Loop Circuits for Low iTHD • Reduced Current Sense Threshold (Minimizes Power Dissipation in Shunt) • Averag | TI 德州仪器 | | ||
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller 1 Features 1• 8-Pin Solution (No AC Line Sensing Needed) • Wide Range Programmable Switching Frequency (18 kHz to 250 kHz for MOSFET and IGBT-based PFC Converters) • Trimmed Current Loop Circuits for Low iTHD • Reduced Current Sense Threshold (Minimizes Power Dissipation in Shunt) • Averag | TI 德州仪器 | | ||
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller 1 Features 1• 8-Pin Solution (No AC Line Sensing Needed) • Wide Range Programmable Switching Frequency (18 kHz to 250 kHz for MOSFET and IGBT-based PFC Converters) • Trimmed Current Loop Circuits for Low iTHD • Reduced Current Sense Threshold (Minimizes Power Dissipation in Shunt) • Averag | TI 德州仪器 | | ||
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller 1 Features 1• 8-Pin Solution (No AC Line Sensing Needed) • Wide Range Programmable Switching Frequency (18 kHz to 250 kHz for MOSFET and IGBT-based PFC Converters) • Trimmed Current Loop Circuits for Low iTHD • Reduced Current Sense Threshold (Minimizes Power Dissipation in Shunt) • Averag | TI 德州仪器 | | ||
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller 1 Features 1• 8-Pin Solution (No AC Line Sensing Needed) • Wide Range Programmable Switching Frequency (18 kHz to 250 kHz for MOSFET and IGBT-based PFC Converters) • Trimmed Current Loop Circuits for Low iTHD • Reduced Current Sense Threshold (Minimizes Power Dissipation in Shunt) • Averag | TI 德州仪器 | | ||
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller 1 Features 1• 8-Pin Solution (No AC Line Sensing Needed) • Wide Range Programmable Switching Frequency (18 kHz to 250 kHz for MOSFET and IGBT-based PFC Converters) • Trimmed Current Loop Circuits for Low iTHD • Reduced Current Sense Threshold (Minimizes Power Dissipation in Shunt) • Averag | TI 德州仪器 | | ||
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller 1 Features 1• 8-Pin Solution (No AC Line Sensing Needed) • Wide Range Programmable Switching Frequency (18 kHz to 250 kHz for MOSFET and IGBT-based PFC Converters) • Trimmed Current Loop Circuits for Low iTHD • Reduced Current Sense Threshold (Minimizes Power Dissipation in Shunt) • Averag | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCC2818A-Q1 BiCMOS Power-Factor Preregulator 1 Features 1• Qualified for Automotive Applications • Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion low• World-Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCCx81xA BiCMOS Power Factor Preregulator 1 Features 1• Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion • World Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed-Forward Line Regulation • Leading Edge Mod | TI 德州仪器 | | ||
UCC2818A-Q1 BiCMOS Power-Factor Preregulator 1 Features 1• Qualified for Automotive Applications • Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion low• World-Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed | TI 德州仪器 | | ||
UCC2818A-Q1 BiCMOS Power-Factor Preregulator 1 Features 1• Qualified for Automotive Applications • Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion low• World-Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed | TI 德州仪器 | | ||
UCC2818A-Q1 BiCMOS Power-Factor Preregulator 1 Features 1• Qualified for Automotive Applications • Controls Boost Preregulator to Near-Unity Power Factor • Limits Line Distortion low• World-Wide Line Operation • Overvoltage Protection • Accurate Power Limiting • Average Current Mode Control • Improved Noise Immunity • Improved Feed | TI 德州仪器 | | ||
BiCMOS POWER-FACTOR PREREGULATOR FEATURES · Controls Boost Preregulator to Near-Unity Power Factor · Limits Line Distortion · World-Wide Line Operation · Overvoltage Protection · Accurate Power Limiting · Average Current Mode Control · Improved Noise Immunity · Improved Feed-Forward Line Regulation · Leading Edge Modula | TI 德州仪器 | | ||
BiCMOS POWER-FACTOR PREREGULATOR FEATURES · Controls Boost Preregulator to Near-Unity Power Factor · Limits Line Distortion · World-Wide Line Operation · Overvoltage Protection · Accurate Power Limiting · Average Current Mode Control · Improved Noise Immunity · Improved Feed-Forward Line Regulation · Leading Edge Modula | TI 德州仪器 | | ||
BiCMOS POWER-FACTOR PREREGULATOR FEATURES · Controls Boost Preregulator to Near-Unity Power Factor · Limits Line Distortion · World-Wide Line Operation · Overvoltage Protection · Accurate Power Limiting · Average Current Mode Control · Improved Noise Immunity · Improved Feed-Forward Line Regulation · Leading Edge Modula | TI 德州仪器 | | ||
PROGRAMMABLE OUTPUT POWER FACTOR PREREGULATOR Controls Boost Preregulator to Near-Unity Power Factor World Wide Line Operation Over-Voltage Protection Accurate Power Limiting Average Current Mode Control Improved Noise Immunity Improved Feed-Forward Line Regulation Leading Edge Modulation 150-µA Typical Start-Up Current Low-Power Bi | TI 德州仪器 | | ||
PROGRAMMABLE OUTPUT POWER FACTOR PREREGULATOR FEATURES Controls Boost Preregulator to Near-Unity Power Factor World Wide Line Operation Over-Voltage Protection Accurate Power Limiting Average Current Mode Control Improved Noise Immunity Improved Feed-Forward Line Regulation Leading Edge Modulation 150-μA Typical Start-Up Current Lo | TI 德州仪器 | | ||
PROGRAMMABLE OUTPUT POWER FACTOR PREREGULATOR FEATURES Controls Boost Preregulator to Near-Unity Power Factor World Wide Line Operation Over-Voltage Protection Accurate Power Limiting Average Current Mode Control Improved Noise Immunity Improved Feed-Forward Line Regulation Leading Edge Modulation 150-μA Typical Start-Up Current Lo | TI 德州仪器 | |
UCC281产品属性
- 类型
描述
- 型号
UCC281
- 制造商
TI
- 制造商全称
Texas Instruments
- 功能描述
DUAL CHANNEL SYNCHRONIZED CURRENT-MODE PWM
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI |
19+ |
SOP16 |
18578 |
||||
UNITRODE |
24+ |
SOP-16P |
1430 |
现货 |
|||
TI/德州仪器 |
24+ |
SOIC16 |
9600 |
原装现货,优势供应,支持实单! |
|||
TI |
25+ |
SOIC16 |
2100 |
强调现货,随时查询! |
|||
Texas Instruments |
24+ |
36500 |
一级代理/放心采购 |
||||
TI |
20+ |
TSSOP8 |
5000 |
只做原装,可开13个点税票 |
|||
TI |
24+ |
SMD |
323984 |
原厂很远现货很近,只做正品 |
|||
原厂 |
22+ |
N/A |
20000 |
只做原装 |
|||
TI/德州仪器 |
23+ |
SOP-8 |
11200 |
原厂授权一级代理、全球订货优势渠道、可提供一站式BO |
|||
TI |
23+ |
N/A |
7560 |
原厂原装 |
UCC281规格书下载地址
UCC281参数引脚图相关
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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
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