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UC2843B價(jià)格

參考價(jià)格：￥1.7631

型號(hào)：UC2843BD1 品牌：STMicroelectronics 備注：這里有UC2843B多少錢，2025年最近7天走勢(shì)，今日出價(jià)，今日競(jìng)價(jià)，UC2843B批發(fā)/采購(gòu)報(bào)價(jià)，UC2843B行情走勢(shì)銷售排行榜，UC2843B報(bào)價(jià)。

型號(hào)	功能描述	生產(chǎn)廠家企業(yè)	LOGO
UC2843B	HIGH PERFORMANCE CURRENT MODE CONTROLLERS 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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843B	High Performance Current Mode Controllers 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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843B	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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843B	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS DESCRIPTION The UTC UC2843B provides off-line or DC-DC fixed-frequency current-mode control design with minimum external components. Internally-implemented circuits include an under-voltage lockout (UVLO) and a precision reference with accuracy at the error amplifier input. The UTC UC2843B also c	UTC 友順	UTC
UC2843B	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843B	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843B	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843B	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843B	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843B	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843B	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843B	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843B	Low Start-Up and Operating Current Description The 2842/43/44/45 are fixed frequency current mode PWM controller. They are specially designed for OFF?Line and DC to DC converter applications with a minimal external components. Internally implemented circuits include a trimmed oscillator for precise duty cycle control, a temperat	UMW 友臺(tái)半導(dǎo)體	UMW
UC2843B	Low Start-Up and Operating Current Description The 2842/43/44/45 are fixed frequency current mode PWM controller. They are specially designed for OFF?Line and DC to DC converter applications with a minimal external components. Internally implemented circuits include a trimmed oscillator for precise duty cycle control, a temperat	UMW 友臺(tái)半導(dǎo)體	UMW
UC2843B	PWM控制器	HGSEMI 華冠	HGSEMI
UC2843B	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS	UTC 友順	UTC
UC2843B	電流模式PWM	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843BD	HIGH PERFORMANCE CURRENT MODE CONTROLLERS 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–to–dc converter applications offering the designer a cost–effective solution with minimal external components. Th	Motorola 摩托羅拉	Motorola
UC2843BD1	HIGH PERFORMANCE CURRENT MODE CONTROLLERS 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–to–dc converter applications offering the designer a cost–effective solution with minimal external components. Th	Motorola 摩托羅拉	Motorola
UC2843BD1	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843BD1	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843BD1	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843BD1013TR	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843BD1G	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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BD1G	High Performance Current Mode Controllers 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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BD1R2G	High Performance Current Mode Controllers 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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BD1R2G	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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BDG	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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BDG	High Performance Current Mode Controllers 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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BDR2	HIGH PERFORMANCE CURRENT MODE CONTROLLERS 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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BDR2G	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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BDR2G	High Performance Current Mode Controllers 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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BG-S08-R	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS DESCRIPTION The UTC UC2843B provides off-line or DC-DC fixed-frequency current-mode control design with minimum external components. Internally-implemented circuits include an under-voltage lockout (UVLO) and a precision reference with accuracy at the error amplifier input. The UTC UC2843B also c	UTC 友順	UTC
UC2843BN	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843BN	HIGH PERFORMANCE CURRENT MODE CONTROLLERS 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–to–dc converter applications offering the designer a cost–effective solution with minimal external components. Th	Motorola 摩托羅拉	Motorola
UC2843BN	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843BN	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER DESCRIPTION The UC384xB family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include a trimmed oscillator for precise DUTY CYCLE CONTROL under volta	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843BNG	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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BNG	High Performance Current Mode Controllers 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	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843B_13	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC
UC2843B_15	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC
UC2843BD	封裝/外殼：14-SOIC（0.154"，3.90mm 寬）功能：升壓，升壓/降壓包裝：管件描述：IC REG CTRLR FLYBACK 14SOIC 集成電路（IC） PMIC - 穩(wěn)壓器 - DC DC 開關(guān)式控制器	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BD	High Performance Current Mode Controllers 文件：370.48 Kbytes Page：21 Pages	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BD1	封裝/外殼：8-SOIC（0.154"，3.90mm 寬）功能：升壓，升壓/降壓包裝：管件描述：IC REG CTRLR BOOST/FLYBACK 8SO 集成電路（IC） DC-DC 開關(guān)控制器	STMICROELECTRONICS 意法半導(dǎo)體	STMICROELECTRONICS
UC2843BD1	High Performance Current Mode Controllers 文件：370.48 Kbytes Page：21 Pages	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BD1G	High Performance Current Mode Controllers 文件：370.48 Kbytes Page：21 Pages	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BD1R2	High Performance Current Mode Controllers 文件：370.48 Kbytes Page：21 Pages	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BD1R2G	High Performance Current Mode Controllers 文件：370.48 Kbytes Page：21 Pages	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BDG	High Performance Current Mode Controllers 文件：370.48 Kbytes Page：21 Pages	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BDR2	High Performance Current Mode Controllers 文件：370.48 Kbytes Page：21 Pages	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BDR2G	High Performance Current Mode Controllers 文件：370.48 Kbytes Page：21 Pages	ONSEMI 安森美半導(dǎo)體	ONSEMI
UC2843BG-D08-T	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC
UC2843BG-D08-T	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC
UC2843BG-S08-R	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC
UC2843BG-S08-R	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC
UC2843BG-S08-T	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC
UC2843BG-S08-T	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC
UC2843BL-D08-T	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC
UC2843BL-D08-T	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC
UC2843BL-S08-R	HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS 文件：285.54 Kbytes Page：8 Pages	UTC 友順	UTC

UC2843B產(chǎn)品屬性

類型
描述
型號(hào)
UC2843B
功能描述
電流型 PWM 控制器 52kHz 1A Current PWM
RoHS
否
制造商
Texas Instruments
開關(guān)頻率
27 KHz
工作電源電壓
6 V to 15 V
工作電源電流
1.5 mA
輸出端數(shù)量
1
最大工作溫度
+ 105 C
安裝風(fēng)格
SMD/SMT
封裝/箱體
TSSOP-14

UC2843B供應(yīng)商更多...

更新時(shí)間：2025-9-17 20:27:00

IC供應(yīng)商	芯片型號(hào)	品牌	批號(hào)	封裝	庫(kù)存	備注	價(jià)格
深圳市納立科技有限公司	UC2843BD1R2G	ON	三年內(nèi)	SOP8	1983	只做原裝正品	詢價(jià)
深圳市金芯世紀(jì)電子有限公司	UC2843BD1013TR	ON/安森美	22+	SOP-8	100000	代理渠道/只做原裝/可含稅	詢價(jià)
深圳市得捷芯城科技有限公司	UC2843BD	ON(安森美)	24+	NA/	8735	原廠直銷,現(xiàn)貨供應(yīng),賬期支持!	詢價(jià)
深圳市科芯源微電子有限公司	UC2843BD1R2G	ON/安森美	25+	SOP8	54648	百分百原裝現(xiàn)貨實(shí)單必成歡迎詢價(jià)	詢價(jià)
深圳市華睿芯科技有限公司	UC2843BD1R2G	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?。?/div>	詢價(jià)
深圳市宇集芯電子有限公司	UC2843BD	ON	24+	SOP14	90000	一級(jí)代理商進(jìn)口原裝現(xiàn)貨、價(jià)格合理	詢價(jià)
深圳市威雅利發(fā)展有限公司	UC2843BNG	ON	13+	DIP-8	54	一級(jí)代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源、電力	詢價(jià)
深圳市聯(lián)世界科技有限公司	UC2843BD1R2G	ON	24+/25+	SOP	2500	100%原裝正品真實(shí)庫(kù)存,支持實(shí)單	詢價(jià)
深圳市弘揚(yáng)芯城科技有限公司	UC2843BG-S08-R	UTC	2024+	SOP-8	500000	誠(chéng)信服務(wù),絕對(duì)原裝原盤	詢價(jià)
深圳市益百分電子有限公司	UC2843B	ST	DIP8	99+	42	全新原裝進(jìn)口自己庫(kù)存優(yōu)勢(shì)	詢價(jià)

UC2843B芯片相關(guān)品牌

UC2843B規(guī)格書下載地址

UC2843B參數(shù)引腳圖相關(guān)

vp5
voip技術(shù)
viper22a
viper22
viper12
vip12a
vga接口
v8000
usb聲卡
usb連接器
usb接口電路
usb3.0
UPS電源
uln2003
uei30
udn2981
ucc28019
uc3907
uc3845
uc3842
UC2846Q
UC2846N
UC2846M
UC2846J
UC2846
UC2845P
UC2845N
UC2845J
UC2845D
UC2845B
UC2845A
UC2845
UC2844N
UC2844D
UC2844B
UC2844AN
UC2844ADTR
UC2844ADM
UC2844AD8TR
UC2844AD8G4
UC2844AD8
UC2844AD
UC2844A
UC2844
UC2843N
UC2843J
UC2843D8TR
UC2843D8G4
UC2843D8
UC2843D
UC2843BNG
UC2843BN
UC2843BDR2G
UC2843BDG
UC2843BD1R2G
UC2843BD1G
UC2843BD1013TR
UC2843BD1
UC2843AQDR
UC2843AQD8RQ1
UC2843AQD8R
UC2843AQD8
UC2843AQ
UC2843ANG4
UC2843AN
UC2843AM
UC2843ADTR
UC2843ADM
UC2843ADG4
UC2843AD8TR
UC2843AD8G4
UC2843AD8
UC2843AD
UC2843A
UC2843
UC2842P
UC2842N
UC2842J
UC2842D8
UC2842D
UC2842BNG
UC2842BDR2G
UC2842B
UC2842A
UC2842
UC2841N
UC2841J
UC2841
UC2840N
UC2840J
UC2840
UC2838N
UC2838A
UC2838
UC2836D
UC2836

UC2843B數(shù)據(jù)表相關(guān)新聞

UC2843BD1R2G
UC2843BD1R2G
2022-2-21
UC2843BNG公司原裝現(xiàn)貨
瀚佳科技（深圳）有限公司專業(yè)進(jìn)口電子元器件代理商
2019-10-28
UC2843BD1R2G公司原裝現(xiàn)貨
瀚佳科技（深圳）有限公司專業(yè)進(jìn)口電子元器件代理商
2019-10-28
UC2714D-雙外設(shè)驅(qū)動(dòng)
特征 •單輸入（PWM和TTL兼容） •高電流功率場(chǎng)效應(yīng)管驅(qū)動(dòng)器，1.0A的Source/2A庫(kù) •輔助輸出FET驅(qū)動(dòng)器，0.5A的Source/1A庫(kù)權(quán)力與 •時(shí)滯輔助輸出獨(dú)立從50ns的可編程至500ns •時(shí)間延遲或真零電壓操作獨(dú)立配置每路輸出 •開關(guān)頻率為1MHz •典型50ns的傳輸延時(shí) •ENBL睡眠引腳激活220μA模式 •輸出功率為低電平有效的睡眠模式
2013-2-23
UC2832DW-正可調(diào)穩(wěn)壓器
UC1832和UC1833系列精密線性穩(wěn)壓器，包括所有控制功能，需要在非常低的壓差線性穩(wěn)壓器的設(shè)計(jì)。此外，他們還具有一個(gè)創(chuàng)新的責(zé)任比例限流技術(shù) 它提供了高峰負(fù)荷的能力，同時(shí)限制平均功耗在故障條件下的外部旁路晶體管。當(dāng)負(fù)載電流達(dá)到一個(gè)準(zhǔn)確的編程的門檻，門控非穩(wěn)態(tài)定時(shí)器啟用，開關(guān)穩(wěn)壓器的合格設(shè)備和外部可編程占空比的比例。在時(shí)間上的導(dǎo)通元件，輸出電流限制值略高于跳閘閾值較高的免稅比例計(jì)時(shí)器。恒定電流限制的UCx832可編程的，允許更高的峰值電流在通設(shè)備上的時(shí)間。隨著關(guān)稅的比例控制，較高的初始負(fù)荷需求及短路保護(hù)，既可以容納沒(méi)有額外的散熱片或折返電流限制。此外，如果 TIMER引腳
2013-1-10
UC2825AN-高速PWM控制器
UC3823A和UC3823B UC3825AUC3825B的PWM控制器系列改進(jìn)版本的標(biāo)準(zhǔn)UC3823和UC3825家庭。已作出若干性能增強(qiáng)電路塊。誤差放大器的增益帶寬積為12 MHz，而輸入失調(diào)電壓為2 mV。電流限制閾值是有保證的5％的公差。振蕩器放電電流是指定精確的死亡為10毫安時(shí)間控制。頻率精確度提高到6％。啟動(dòng)電源電流，通常為100渭A，是理想的脫線應(yīng)用。輸出驅(qū)動(dòng)器被重新設(shè)計(jì)，以積極沉在沒(méi)有犧牲在UVLO期間電流啟動(dòng)目前的規(guī)范。此外，每個(gè)輸出能力2 - A在轉(zhuǎn)換過(guò)程中的峰值電流。特點(diǎn) * UC3823/UC3825的PWM改進(jìn)版本
2012-11-24

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