UC385价格

参考价格:¥94.5945

型号:UC3851DW 品牌:TI 备注:这里有UC385多少钱,2025年最近7天走势,今日出价,今日竞价,UC385批发/采购报价,UC385行情走势销售排行榜,UC385报价。
型号 功能描述 生产厂家 企业 LOGO 操作
UC385

FAST TRANSIENT RESPONSE 5-A LOW-DROPOUT REGULATOR

Fast Transient Response 10-mA to 5-A Load Current Short Circuit Protection Maximum Dropout of 500-mV at 5-A Load Current Separate Bias (VB) and VIN Pins Available in Adjustable or Fixed Output Voltages 5-Pin Package Allows Kelvin Sensing of Load Voltage Reverse Current Protection desc

TI

德州仪器

UC385

FAST TRANSIENT RESPONSE 5A LOW-DROPOUT REGULATOR

文件:876.64 Kbytes Page:18 Pages

TI

德州仪器

UC385

具有 0°C 至 100°C 工作温度范围和反向电流保护功能的 5A、超低压降稳压器

TI

德州仪器

Programmable, Off-Line, PWM Controller

FEATURES · All Control, Driving, Monitoring, and Protection Functions Included · Low-Current Off Line Start Circuit · Voltage Feed Forward or Current Mode Control · High Current Totem Pole Output · 50% Absolute Max Duty Cycle · PWM Latch for Single Pulse Per Period · Pulse-by-Pulse Cur

TI

德州仪器

FAST TRANSIENT RESPONSE 5-A LOW-DROPOUT REGULATOR

Fast Transient Response 10-mA to 5-A Load Current Short Circuit Protection Maximum Dropout of 500-mV at 5-A Load Current Separate Bias (VB) and VIN Pins Available in Adjustable or Fixed Output Voltages 5-Pin Package Allows Kelvin Sensing of Load Voltage Reverse Current Protection desc

TI

德州仪器

Programmable, Off-Line, PWM Controller

FEATURES · All Control, Driving, Monitoring, and Protection Functions Included · Low-Current Off Line Start Circuit · Voltage Feed Forward or Current Mode Control · High Current Totem Pole Output · 50% Absolute Max Duty Cycle · PWM Latch for Single Pulse Per Period · Pulse-by-Pulse Cur

TI

德州仪器

Programmable, Off-Line, PWM Controller

FEATURES · All Control, Driving, Monitoring, and Protection Functions Included · Low-Current Off Line Start Circuit · Voltage Feed Forward or Current Mode Control · High Current Totem Pole Output · 50% Absolute Max Duty Cycle · PWM Latch for Single Pulse Per Period · Pulse-by-Pulse Cur

TI

德州仪器

Programmable, Off-Line, PWM Controller

FEATURES · All Control, Driving, Monitoring, and Protection Functions Included · Low-Current Off Line Start Circuit · Voltage Feed Forward or Current Mode Control · High Current Totem Pole Output · 50% Absolute Max Duty Cycle · PWM Latch for Single Pulse Per Period · Pulse-by-Pulse Cur

TI

德州仪器

Programmable, Off-Line, PWM Controller

FEATURES · All Control, Driving, Monitoring, and Protection Functions Included · Low-Current Off Line Start Circuit · Voltage Feed Forward or Current Mode Control · High Current Totem Pole Output · 50% Absolute Max Duty Cycle · PWM Latch for Single Pulse Per Period · Pulse-by-Pulse Cur

TI

德州仪器

Programmable, Off-Line, PWM Controller

FEATURES · All Control, Driving, Monitoring, and Protection Functions Included · Low-Current Off Line Start Circuit · Voltage Feed Forward or Current Mode Control · High Current Totem Pole Output · 50% Absolute Max Duty Cycle · PWM Latch for Single Pulse Per Period · Pulse-by-Pulse Cur

TI

德州仪器

High Power-Factor Preregulator

FEATURES · Low-Cost Power Factor Correction · Power Factor Greater Than 0.99 · Few External Parts Required · Controlled On-Time Boost PWM · Zero-Current Switching · Limited Peak Current · Min and Max Frequency Limits · Starting Current Less Than 1mA · High-Current FET Drive Output · Und

TI

德州仪器

FAST TRANSIENT RESPONSE 5-A LOW-DROPOUT REGULATOR

Fast Transient Response 10-mA to 5-A Load Current Short Circuit Protection Maximum Dropout of 500-mV at 5-A Load Current Separate Bias (VB) and VIN Pins Available in Adjustable or Fixed Output Voltages 5-Pin Package Allows Kelvin Sensing of Load Voltage Reverse Current Protection desc

TI

德州仪器

High Power-Factor Preregulator

FEATURES · Low-Cost Power Factor Correction · Power Factor Greater Than 0.99 · Few External Parts Required · Controlled On-Time Boost PWM · Zero-Current Switching · Limited Peak Current · Min and Max Frequency Limits · Starting Current Less Than 1mA · High-Current FET Drive Output · Und

TI

德州仪器

High Power-Factor Preregulator

FEATURES · Low-Cost Power Factor Correction · Power Factor Greater Than 0.99 · Few External Parts Required · Controlled On-Time Boost PWM · Zero-Current Switching · Limited Peak Current · Min and Max Frequency Limits · Starting Current Less Than 1mA · High-Current FET Drive Output · Und

TI

德州仪器

High Power-Factor Preregulator

FEATURES · Low-Cost Power Factor Correction · Power Factor Greater Than 0.99 · Few External Parts Required · Controlled On-Time Boost PWM · Zero-Current Switching · Limited Peak Current · Min and Max Frequency Limits · Starting Current Less Than 1mA · High-Current FET Drive Output · Und

TI

德州仪器

High Power-Factor Preregulator

FEATURES · Low-Cost Power Factor Correction · Power Factor Greater Than 0.99 · Few External Parts Required · Controlled On-Time Boost PWM · Zero-Current Switching · Limited Peak Current · Min and Max Frequency Limits · Starting Current Less Than 1mA · High-Current FET Drive Output · Und

TI

德州仪器

High Power-Factor Preregulator

FEATURES · Low-Cost Power Factor Correction · Power Factor Greater Than 0.99 · Few External Parts Required · Controlled On-Time Boost PWM · Zero-Current Switching · Limited Peak Current · Min and Max Frequency Limits · Starting Current Less Than 1mA · High-Current FET Drive Output · Und

TI

德州仪器

High Power-Factor Preregulator

FEATURES · Low-Cost Power Factor Correction · Power Factor Greater Than 0.99 · Few External Parts Required · Controlled On-Time Boost PWM · Zero-Current Switching · Limited Peak Current · Min and Max Frequency Limits · Starting Current Less Than 1mA · High-Current FET Drive Output · Und

TI

德州仪器

High Power-Factor Preregulator

FEATURES · Low-Cost Power Factor Correction · Power Factor Greater Than 0.99 · Few External Parts Required · Controlled On-Time Boost PWM · Zero-Current Switching · Limited Peak Current · Min and Max Frequency Limits · Starting Current Less Than 1mA · High-Current FET Drive Output · Und

TI

德州仪器

High Power Factor Preregulator

FEATURES · Complete 8-pin Power Factor Solution · Reduced External Components · RMS Line Voltage Compensation · Precision Multiplier/Squarer/Divider · Internal 75kHz Synchronizable Oscillator · Average Current Mode PWM Control · Overvoltage Protection Comparator · High Current, Clamped

TI

德州仪器

FAST TRANSIENT RESPONSE 5-A LOW-DROPOUT REGULATOR

Fast Transient Response 10-mA to 5-A Load Current Short Circuit Protection Maximum Dropout of 500-mV at 5-A Load Current Separate Bias (VB) and VIN Pins Available in Adjustable or Fixed Output Voltages 5-Pin Package Allows Kelvin Sensing of Load Voltage Reverse Current Protection desc

TI

德州仪器

High Power Factor Preregulator

FEATURES · Complete 8-pin Power Factor Solution · Reduced External Components · RMS Line Voltage Compensation · Precision Multiplier/Squarer/Divider · Internal 75kHz Synchronizable Oscillator · Average Current Mode PWM Control · Overvoltage Protection Comparator · High Current, Clamped

TI

德州仪器

High Power Factor Preregulator

FEATURES · Complete 8-pin Power Factor Solution · Reduced External Components · RMS Line Voltage Compensation · Precision Multiplier/Squarer/Divider · Internal 75kHz Synchronizable Oscillator · Average Current Mode PWM Control · Overvoltage Protection Comparator · High Current, Clamped

TI

德州仪器

High Power Factor Preregulator

FEATURES · Complete 8-pin Power Factor Solution · Reduced External Components · RMS Line Voltage Compensation · Precision Multiplier/Squarer/Divider · Internal 75kHz Synchronizable Oscillator · Average Current Mode PWM Control · Overvoltage Protection Comparator · High Current, Clamped

TI

德州仪器

High Power Factor Preregulator

FEATURES · Complete 8-pin Power Factor Solution · Reduced External Components · RMS Line Voltage Compensation · Precision Multiplier/Squarer/Divider · Internal 75kHz Synchronizable Oscillator · Average Current Mode PWM Control · Overvoltage Protection Comparator · High Current, Clamped

TI

德州仪器

High Power Factor Preregulator

FEATURES · Complete 8-pin Power Factor Solution · Reduced External Components · RMS Line Voltage Compensation · Precision Multiplier/Squarer/Divider · Internal 75kHz Synchronizable Oscillator · Average Current Mode PWM Control · Overvoltage Protection Comparator · High Current, Clamped

TI

德州仪器

High Power Factor Preregulator

FEATURES · Complete 8-pin Power Factor Solution · Reduced External Components · RMS Line Voltage Compensation · Precision Multiplier/Squarer/Divider · Internal 75kHz Synchronizable Oscillator · Average Current Mode PWM Control · Overvoltage Protection Comparator · High Current, Clamped

TI

德州仪器

High Power Factor Preregulator

FEATURES · Complete 8-pin Power Factor Solution · Reduced External Components · RMS Line Voltage Compensation · Precision Multiplier/Squarer/Divider · Internal 75kHz Synchronizable Oscillator · Average Current Mode PWM Control · Overvoltage Protection Comparator · High Current, Clamped

TI

德州仪器

UCx854 High-Power Factor Preregulator

1 Features 1• Control Boost PWM to 0.99 Power Factor • Limit Line-Current Distortion to

TI

德州仪器

ENHANCED HIGH POWER FACTOR PREREGULATOR

DESCRIPTION The UTC UC3854 provide all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the AC input line current waveform to correspond to that of AC input line voltage. Average current mode control maintains

UTC

友顺

UCx854 High-Power Factor Preregulator

1 Features 1• Control Boost PWM to 0.99 Power Factor • Limit Line-Current Distortion to

TI

德州仪器

UCx854 High-Power Factor Preregulator

1 Features 1• Control Boost PWM to 0.99 Power Factor • Limit Line-Current Distortion to

TI

德州仪器

UCx854 High-Power Factor Preregulator

1 Features 1• Control Boost PWM to 0.99 Power Factor • Limit Line-Current Distortion to

TI

德州仪器

UCx854 High-Power Factor Preregulator

1 Features 1• Control Boost PWM to 0.99 Power Factor • Limit Line-Current Distortion to

TI

德州仪器

UCx854 High-Power Factor Preregulator

1 Features 1• Control Boost PWM to 0.99 Power Factor • Limit Line-Current Distortion to

TI

德州仪器

UCx854 High-Power Factor Preregulator

1 Features 1• Control Boost PWM to 0.99 Power Factor • Limit Line-Current Distortion to

TI

德州仪器

UCx854 High-Power Factor Preregulator

1 Features 1• Control Boost PWM to 0.99 Power Factor • Limit Line-Current Distortion to

TI

德州仪器

UCx854 High-Power Factor Preregulator

1 Features 1• Control Boost PWM to 0.99 Power Factor • Limit Line-Current Distortion to

TI

德州仪器

UCx854 High-Power Factor Preregulator

1 Features 1• Control Boost PWM to 0.99 Power Factor • Limit Line-Current Distortion to

TI

德州仪器

ENHANCED HIGH POWER FACTOR PREREGULATOR

DESCRIPTION The UTC UC3854 provide all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the AC input line current waveform to correspond to that of AC input line voltage. Average current mode control maintains

UTC

友顺

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

High Performance Power Factor Preregulator

FEATURES • Controls Boost PWM to Near Unity Power Factor • Fixed Frequency Average Current Mode Control Minimizes Line Current Distortion • Built-in Active Snubber (ZVT) allows Operation to 500kHz, improved EMI and Efficiency • Inductor Current Synthesizer allows Single Current Transform

TI

德州仪器

FAST TRANSIENT RESPONSE 5-A LOW-DROPOUT REGULATOR

Fast Transient Response 10-mA to 5-A Load Current Short Circuit Protection Maximum Dropout of 500-mV at 5-A Load Current Separate Bias (VB) and VIN Pins Available in Adjustable or Fixed Output Voltages 5-Pin Package Allows Kelvin Sensing of Load Voltage Reverse Current Protection desc

TI

德州仪器

FAST TRANSIENT RESPONSE 5-A LOW-DROPOUT REGULATOR

Fast Transient Response 10-mA to 5-A Load Current Short Circuit Protection Maximum Dropout of 500-mV at 5-A Load Current Separate Bias (VB) and VIN Pins Available in Adjustable or Fixed Output Voltages 5-Pin Package Allows Kelvin Sensing of Load Voltage Reverse Current Protection desc

TI

德州仪器

FAST TRANSIENT RESPONSE 5-A LOW-DROPOUT REGULATOR

Fast Transient Response 10-mA to 5-A Load Current Short Circuit Protection Maximum Dropout of 500-mV at 5-A Load Current Separate Bias (VB) and VIN Pins Available in Adjustable or Fixed Output Voltages 5-Pin Package Allows Kelvin Sensing of Load Voltage Reverse Current Protection desc

TI

德州仪器

FAST TRANSIENT RESPONSE 5-A LOW-DROPOUT REGULATOR

Fast Transient Response 10-mA to 5-A Load Current Short Circuit Protection Maximum Dropout of 500-mV at 5-A Load Current Separate Bias (VB) and VIN Pins Available in Adjustable or Fixed Output Voltages 5-Pin Package Allows Kelvin Sensing of Load Voltage Reverse Current Protection desc

TI

德州仪器

FAST TRANSIENT RESPONSE 5-A LOW-DROPOUT REGULATOR

Fast Transient Response 10-mA to 5-A Load Current Short Circuit Protection Maximum Dropout of 500-mV at 5-A Load Current Separate Bias (VB) and VIN Pins Available in Adjustable or Fixed Output Voltages 5-Pin Package Allows Kelvin Sensing of Load Voltage Reverse Current Protection desc

TI

德州仪器

UC385产品属性

  • 类型

    描述

  • 型号

    UC385

  • 功能描述

    电流型 PWM 控制器 Prog Off-Line PWM Controller

  • RoHS

  • 制造商

    Texas Instruments

  • 开关频率

    27 KHz

  • 工作电源电压

    6 V to 15 V

  • 工作电源电流

    1.5 mA

  • 输出端数量

    1

  • 最大工作温度

    + 105 C

  • 安装风格

    SMD/SMT

  • 封装/箱体

    TSSOP-14

更新时间:2025-12-27 23:01:00
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+
标准封装
7083
原厂直销,大量现货库存,交期快。价格优,支持账期
TI
23+
DIP16
20000
全新原装假一赔十
TI
24+
SOIC18
80000
只做自己库存 全新原装进口正品假一赔百 可开13%增
TI
00+
DIP16
169
全新原装进口自己库存优势
TI
22+
18SOIC
9000
原厂渠道,现货配单
TI/UC
25+23+
SOP18
25537
绝对原装正品全新进口深圳现货
TI/德州仪器
25+
SOIC-16
36000
TI/德州仪器全新特价UC3854BDWTR即刻询购立享优惠#长期有货
TI/德州仪器
23+
DIP20
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/德州仪器
2450+
SOP18
9850
只做原厂原装正品现货或订货假一赔十!
TI/德州仪器
24+
SOIC18
7268
全新进口原装现货/一手货源价格优势

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  • UC3854N-高功率因数前置稳压器

    特点 ·控制升压功率因数PWM至0.99 ·限制线电流失真 ·世界的操作,无需开关 ·饲料前行规 ·平均电流模式控制 ·低噪声的敏感度 ·低启动电源电流 ·固定频率的PWM驱动器 ·低失调模拟乘法器/除法器 ·1A的图腾柱栅极驱动器 ·高精度电压基准 UC1854提供电力系统的有功功率因数校正,否则将绘制非正弦电流从正弦电源线。此设备实现所有的控制功能要建立一个能够最佳利用现有的电源电源线的电流,同时最大限度地减少线路电流

    2012-12-15