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UC3843B

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

HighPerformanceCurrentModeControllers TheUC3842B,UC3843Bseriesarehighperformancefixedfrequencycurrentmodecontrollers.TheyarespecificallydesignedforOff?LineandDC?DCconverterapplicationsofferingthedesigneracost?effectivesolutionwithminimalexternalcomponents.These

ONSEMION Semiconductor

安森美半導(dǎo)體安森美半導(dǎo)體公司

UC3843B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION TheUC384xBfamilyofcontrolICsprovidesthenecessaryfeaturestoimplementoff-lineorDCtoDCfixedfrequencycurrentmodecontrolschemeswithaminimalexternalpartscount.InternallyimplementedcircuitsincludeatrimmedoscillatorforpreciseDUTYCYCLECONTROLundervolta

STMICROELECTRONICSSTMicroelectronics

意法半導(dǎo)體意法半導(dǎo)體集團(tuán)

UC3843B

HIGH PERFORMANCE CURRENT MODE CONTROLLERS

DESCRIPTION TheUTCUC3842B/3843Barespecificallydesignedforoff-lineanddc-to-dcconverterapplicationsofferingthedesigneracost-effectivesolutionwithminimalexternalcomponents. TheUC3842BhasUVLOthresholds16V(on)and10V(off),ideallysuitedforoff-lineconverters.TheUC3843

UTCUnisonic Technologies

友順友順科技股份有限公司

UC3843B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION TheUC384xBfamilyofcontrolICsprovidesthenecessaryfeaturestoimplementoff-lineorDCtoDCfixedfrequencycurrentmodecontrolschemeswithaminimalexternalpartscount.InternallyimplementedcircuitsincludeatrimmedoscillatorforpreciseDUTYCYCLECONTROLundervolta

STMICROELECTRONICSSTMicroelectronics

意法半導(dǎo)體意法半導(dǎo)體集團(tuán)

UC3843B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION TheUC384xBfamilyofcontrolICsprovidesthenecessaryfeaturestoimplementoff-lineorDCtoDCfixedfrequencycurrentmodecontrolschemeswithaminimalexternalpartscount.InternallyimplementedcircuitsincludeatrimmedoscillatorforpreciseDUTYCYCLECONTROLundervolta

STMICROELECTRONICSSTMicroelectronics

意法半導(dǎo)體意法半導(dǎo)體集團(tuán)

UC3843B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION TheUC384xBfamilyofcontrolICsprovidesthenecessaryfeaturestoimplementoff-lineorDCtoDCfixedfrequencycurrentmodecontrolschemeswithaminimalexternalpartscount.InternallyimplementedcircuitsincludeatrimmedoscillatorforpreciseDUTYCYCLECONTROLundervolta

STMICROELECTRONICSSTMicroelectronics

意法半導(dǎo)體意法半導(dǎo)體集團(tuán)

UC3843B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION TheUC384xBfamilyofcontrolICsprovidesthenecessaryfeaturestoimplementoff-lineorDCtoDCfixedfrequencycurrentmodecontrolschemeswithaminimalexternalpartscount.InternallyimplementedcircuitsincludeatrimmedoscillatorforpreciseDUTYCYCLECONTROLundervolta

STMICROELECTRONICSSTMicroelectronics

意法半導(dǎo)體意法半導(dǎo)體集團(tuán)

UC3843B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION TheUC384xBfamilyofcontrolICsprovidesthenecessaryfeaturestoimplementoff-lineorDCtoDCfixedfrequencycurrentmodecontrolschemeswithaminimalexternalpartscount.InternallyimplementedcircuitsincludeatrimmedoscillatorforpreciseDUTYCYCLECONTROLundervolta

STMICROELECTRONICSSTMicroelectronics

意法半導(dǎo)體意法半導(dǎo)體集團(tuán)

UC3843B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION TheUC384xBfamilyofcontrolICsprovidesthenecessaryfeaturestoimplementoff-lineorDCtoDCfixedfrequencycurrentmodecontrolschemeswithaminimalexternalpartscount.InternallyimplementedcircuitsincludeatrimmedoscillatorforpreciseDUTYCYCLECONTROLundervolta

STMICROELECTRONICSSTMicroelectronics

意法半導(dǎo)體意法半導(dǎo)體集團(tuán)

UC3843B

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

DESCRIPTION TheUC384xBfamilyofcontrolICsprovidesthenecessaryfeaturestoimplementoff-lineorDCtoDCfixedfrequencycurrentmodecontrolschemeswithaminimalexternalpartscount.InternallyimplementedcircuitsincludeatrimmedoscillatorforpreciseDUTYCYCLECONTROLundervolta

STMICROELECTRONICSSTMicroelectronics

意法半導(dǎo)體意法半導(dǎo)體集團(tuán)

產(chǎn)品屬性

  • 產(chǎn)品編號(hào)：

    UC3843B

  • 制造商：

    UTD Semiconductor

  • 類(lèi)別：

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

  • 包裝：

    卷帶（TR）

  • 輸出隔離：

    非隔離

  • 內(nèi)部開(kāi)關(guān)：

    是

  • 拓?fù)洌?/span>

    反激，升壓

  • 電壓 - 供電 (Vcc/Vdd)：

    7.6V ~ 30V

  • 占空比：

    97%

  • 頻率 - 開(kāi)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(lèi)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
原裝
24+
標(biāo)準(zhǔn)
46484
熱賣(mài)原裝進(jìn)口
 詢價(jià)
ST
23+
SOP-8
20000
詢價(jià)
UMW 友臺(tái)
23+
SOP-8
40000
原裝正品，實(shí)單請(qǐng)聯(lián)系
 詢價(jià)
ST/意法
22+
SOP8
30000
只做原裝正品
 詢價(jià)
UMW(廣東友臺(tái)半導(dǎo)體)
24+
SOP-8
5000
誠(chéng)信服務(wù),絕對(duì)原裝原盤(pán)。
 詢價(jià)
ST
23+
10395
原裝正品現(xiàn)貨 當(dāng)天發(fā)貨 提供BOM
 詢價(jià)
ST
2024+
N/A
70000
柒號(hào)只做原裝 現(xiàn)貨價(jià)秒殺全網(wǎng)
 詢價(jià)
ST(意法)
24+
N/A
9548
原廠可訂貨,技術(shù)支持,直接渠道?？珊灡９┖贤?/div>
 詢價(jià)
ONSEMI
00/01+
SOP
561
全新原裝100真實(shí)現(xiàn)貨供應(yīng)
 詢價(jià)
ST
23+
SO-8
7000
絕對(duì)全新原裝!100%保質(zhì)量特價(jià)!請(qǐng)放心訂購(gòu)!
 詢價(jià)
更多UC3843B供應(yīng)商 更新時(shí)間2025-6-12 11:08:00

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