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UC3842B集成電路(IC)的ACDC轉(zhuǎn)換器離線開關(guān)規(guī)格書PDF中文資料

UC3842B
廠商型號(hào)

UC3842B

參數(shù)屬性

UC3842B 封裝/外殼為8-SOIC(0.154",3.90mm 寬);包裝為卷帶(TR);類別為集成電路(IC)的ACDC轉(zhuǎn)換器離線開關(guān);產(chǎn)品描述:SOP-8 AC-DC CONTROLLERS \u0026 REGULA

功能描述

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

封裝外殼

8-SOIC(0.154",3.90mm 寬)

文件大小

295.05 Kbytes

頁面數(shù)量

20

生產(chǎn)廠商

ONSEMI

中文名稱

安森美半導(dǎo)體

網(wǎng)址

網(wǎng)址

數(shù)據(jù)手冊(cè)

下載地址一下載地址二到原廠下載

更新時(shí)間

2025-8-22 17:00:00

人工找貨

UC3842B價(jià)格和庫(kù)存,歡迎聯(lián)系客服免費(fèi)人工找貨

UC3842B規(guī)格書詳情

High Performance Current Mode Controllers

The UC3842B, UC3843B 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 a trimmed oscillator for precise duty cycle control, a temperature compensated reference, high gain error amplifier, current sensing comparator, and a high current totem pole output ideally suited for driving a power MOSFET.

特性 Features

? Trimmed Oscillator for Precise Frequency Control

? Oscillator Frequency Guaranteed at 250 kHz

? Current Mode Operation to 500 kHz

? Automatic Feed Forward Compensation

? Latching PWM for Cycle?By?Cycle Current Limiting

? Internally Trimmed Reference with Undervoltage Lockout

? High Current Totem Pole Output

? Undervoltage Lockout with Hysteresis

? Low Startup and Operating Current

? This is a Pb?Free and Halide?Free Device

產(chǎn)品屬性

  • 產(chǎn)品編號(hào):

    UC3842B

  • 制造商:

    UTD Semiconductor

  • 類別:

    集成電路(IC) > AC DC 轉(zhuǎn)換器,離線開關(guān)

  • 包裝:

    卷帶(TR)

  • 輸出隔離:

    非隔離

  • 內(nèi)部開關(guān):

  • 拓?fù)洌?/span>

    反激,升壓

  • 電壓 - 供電 (Vcc/Vdd):

    10V ~ 30V

  • 占空比:

    97%

  • 頻率 - 開關(guān):

    50kHz,52kHz

  • 故障保護(hù):

    限流,UVLO

  • 控制特性:

    頻率控制,軟啟動(dòng)

  • 工作溫度:

    0°C ~ 70°C(TA)

  • 封裝/外殼:

    8-SOIC(0.154",3.90mm 寬)

  • 供應(yīng)商器件封裝:

    8-SOP

  • 安裝類型:

    表面貼裝型

  • 描述:

    SOP-8 AC-DC CONTROLLERS \u0026 REGULA

供應(yīng)商 型號(hào) 品牌 批號(hào) 封裝 庫(kù)存 備注 價(jià)格
MO
SOP
208302
一級(jí)代理原裝正品,價(jià)格優(yōu)勢(shì),支持實(shí)單!
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ST
23+
原廠封裝
13528
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ST
09+
SOP8
26560
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ON
25+23+
SOP
24938
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ST
9948
DIP-8
5120
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ST
21+
DIP-8
10000
只做原裝,質(zhì)量保證
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ST
25+
DIP-8P
4500
全新原裝、誠(chéng)信經(jīng)營(yíng)、公司現(xiàn)貨銷售!
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UMW 友臺(tái)
23+
SOP-8
22500
原裝正品,實(shí)單請(qǐng)聯(lián)系
詢價(jià)
ST/ON
24+
SOP8
20000
全新原廠原裝,進(jìn)口正品現(xiàn)貨,正規(guī)渠道可含稅??!
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ST
17+
DIP
6200
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