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TPS40055

具有拉/灌電流能力且頻率高達(dá) 1MHz 的寬輸入(8V 至 40V)同步降壓控制器; ? 工作輸入電壓范圍為 8V 至 40V\n? 輸入電壓前饋補(bǔ)償\n? JC = 2°C/W)\n? 過(guò)熱保護(hù)\n? 外部可同步\n? 可編程高側(cè)感測(cè)短路保護(hù)\n? 可編程閉環(huán)軟啟動(dòng)\n? TPS40054 僅可作為源設(shè)備\n? TPS40055 可作為源設(shè)備和接收設(shè)備\n? TPS40057 可作為帶有 VO 預(yù)偏置的源設(shè)備和接收設(shè)備;

TPS4005x 系列器件是一種具有寬輸入電壓范圍(8V 至 52V)的高電壓同步降壓控制器。TPS4005x 系列器件具備高度的設(shè)計(jì)靈活性,可提供多種用戶可編程功能,其中包括軟啟動(dòng)、欠壓鎖定 (UVLO)、工作頻率、電壓前饋、高側(cè)電流限值以及回路補(bǔ)償。 TPS4005x 采用電壓前饋控制技術(shù)在寬輸入電壓 (4:1) 范圍內(nèi)提供良好的線路調(diào)節(jié)功能并對(duì)輸入線路瞬變進(jìn)行快速響應(yīng)。輸入可變且近似恒定的調(diào)制器增益簡(jiǎn)化了回路補(bǔ)償。外部可編程電流限制功能可提供逐脈沖電流限值,同時(shí)使用內(nèi)部故障計(jì)數(shù)器在過(guò)載持續(xù)時(shí)間較長(zhǎng)的情況下以斷續(xù)模式運(yùn)行。

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TPS40055

WIDE INPUT SYNCHRONOUS BUCK CONTROLLER

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TPS40055

Wide-Input Synchronous Buck Controller

TI1Texas Instruments

德州儀器美國(guó)德州儀器公司

TPS40055

WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER

TI1Texas Instruments

德州儀器美國(guó)德州儀器公司

TPS40055

TPS4005x Wide-Input Synchronous Buck Controller

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TPS40055

WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TPS40055-EP

增強(qiáng)型產(chǎn)品寬輸入同步降壓控制器; ? Operating Input Voltage 8 V to 40 V\n? Input Voltage Feed-Forward Compensation\n? JC = 25°C/W)\n? Thermal Shutdown\n? Externally Synchronizable\n? Programmable High-Side Sense Short-Circuit Protection\n? Programmable Closed-Loop Soft-Start\n? TPS40055 Source/Sink\n? SUPPORTS DEFENSE, AEROSPACE, AND MEDICAL APPLICATIONS \n - Controlled Baseline\n? One Assembly/Test Site\n? One Fabrication Site\n? Available in Military (–55°C/125°C) Temperature Range\n? Extended Product Life Cycle\n? Extended Product-Change Notification\n? Product Traceability\n? APPLICATIONS\n - Power Modules\n? Networking/Telecom\n? Industrial/Servers\n\n Additional temperature ranges available - contact factory;

The TPS40055 is a family of high-voltage, wide input (8 V to 40 V), synchronous, step-down converters. The TPS40055 family offers design flexibility with a variety of user programmable functions, including soft-start, UVLO, operating frequency, voltage feed-forward, high-side current limit, and loop compensation.\nThe TPS40055 are also synchronizable to an external supply. The TPS40055 incorporates MOSFET gate drivers for external N-channel high-side and synchronous rectifier (SR) MOSFETs. Gate drive logic incorporates anti-cross conduction circuitry to prevent simultaneous high-side and synchronous rectifier conduction.\nThe TPS40055 uses voltage feed-forward control techniques to provide good line regulation over the wide (4:1) input voltage range and fast response to input line transients with near constant gain with input variation which eases loop compensation. The externally programmable current limit provides pulse-by-pulse current limit, as well as a hiccup mode operation utilizing an internal fault counter for longer duration overloads.\n \n

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TPS40055-EP

WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER

TI1Texas Instruments

德州儀器美國(guó)德州儀器公司

TPS40055-EP

Wide-Input Synchronous Buck Controller

TI1Texas Instruments

德州儀器美國(guó)德州儀器公司

TPS40055-EP_15

WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER

TITexas Instruments

德州儀器美國(guó)德州儀器公司

技術(shù)參數(shù)

  • Vin (Max) (V):

    40

  • Vout (Min) (V):

    0.7

  • Vout (Max) (V):

    35

  • Iout (Max) (A):

    20

  • Iq (Typ) (uA):

    1500

  • Switching frequency (Min) (kHz):

    100

  • Switching frequency (Max) (kHz):

    1000

  • Features:

    Enable

  • Operating temperature range (C):

    -40 to 85

  • Regulated outputs (#):

    1

  • Number of phases:

    1

  • Rating:

    Catalog

供應(yīng)商型號(hào)品牌批號(hào)封裝庫(kù)存備注價(jià)格
24+
SOP
6000
美國(guó)德州儀器TEXASINSTRUMENTS原廠代理輝華拓展內(nèi)地現(xiàn)
詢價(jià)
TI(德州儀器)
23+
N/A
12000
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)
TI(德州儀器)
25+
5000
只做原裝 假一罰百 可開(kāi)票 可售樣
詢價(jià)
TI
24+
HTSSOP|16
8230
免費(fèi)送樣原盒原包現(xiàn)貨一手渠道聯(lián)系
詢價(jià)
TI(德州儀器)
2511
N/A
6000
電子元器件采購(gòu)降本 30%!盈慧通原廠直采,砍掉中間差價(jià)
詢價(jià)
TI
16+
QFP
4000
進(jìn)口原裝現(xiàn)貨/價(jià)格優(yōu)勢(shì)!
詢價(jià)
德州/TI
1709+
HTSOP
17500
普通
詢價(jià)
TI/德州儀器
24+
TSSOP
9600
原裝現(xiàn)貨,優(yōu)勢(shì)供應(yīng),支持實(shí)單!
詢價(jià)
TI(德州儀器)
23+
NA
20094
正納10年以上分銷經(jīng)驗(yàn)原裝進(jìn)口正品做服務(wù)做口碑有支持
詢價(jià)
TI(德州儀器)
24+/25+
10000
原裝正品現(xiàn)貨庫(kù)存價(jià)優(yōu)
詢價(jià)
更多TPS40055供應(yīng)商 更新時(shí)間2025-7-30 15:08:00