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LM5148

LM5148 80-V, Synchronous, Buck DC/DC Controller with Ultra-Low IQ and Dual Random Spread Spectrum

1Features ?FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign ?IntegratedEMImitigation –Selectabledualrandomspreadspectrum (DRSS)featureforenhancedEMIperformance acrosslowandhigh-frequencybands –OptimizedforCISPR32ClassBrequ

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TI

LM5148

LM5148-Q1 80-V, Automotive, Synchronous, Buck DC/DC Controller with Ultra-Low IQ and Dual Random Spread Spectrum

1Features ?AEC-Q100qualifiedforautomotiveapplications: –Devicetemperaturegrade1:–40°Cto+125°C ambientoperatingtemperature ?FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign ?IntegratedEMImitigation –Selectabledualrandomspread

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TI

LM5148

3.5V 至 80V、電流模式同步降壓控制器

LM5148 是一款 80V 超低 I Q 同步降壓直流/直流控制器,適合高電流單輸出應(yīng)用。該控制器使用峰值電流模式控制架構(gòu),可實(shí)現(xiàn)簡(jiǎn)單環(huán)路補(bǔ)償、快速瞬態(tài)響應(yīng)和出色的負(fù)載和線路調(diào)節(jié)性能。 LM5148 可設(shè)置為以交錯(cuò)模式(并聯(lián)輸出)運(yùn)行,實(shí)現(xiàn)精確的電流共享,適合高電流應(yīng)用。它可在低至 3.5V 的輸入電壓和接近 100% 的占空比(如果需要)下運(yùn)行。\n\n LM5148 具有一種獨(dú)特的 EMI 降低特性,稱為雙隨機(jī)展頻 (DRSS)。將低頻三角調(diào)制與高頻隨機(jī)調(diào)制相結(jié)合,可分別在低頻和高頻頻帶上降低 EMI 干擾。此項(xiàng)混合技術(shù)符合業(yè)界通用的 EMC 測(cè)試中指定的多種分辨率帶寬 (RBW; ? Functional Safety-Capable \n? Documentation available to aid functional safety system design \n \n? Integrated EMI mitigation \n? Selectable dual random spread spectrum (DRSS) feature for enhanced EMI performance across low and high-frequency bands\n? Optimized for CISPR 32 Class B requirements;

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TI

LM5148

LM25143 3.5-V to 42-V Dual Synchronous Buck DC/DC Controller With Ultra-Low IQ

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TI

LM5148PSQRGYRQ1

絲?。?a target="_blank" title="Marking" href="/5148psq/marking.html">5148PSQ;Package:VQFN;LM5148-Q1 80-V, Automotive, Synchronous, Buck DC/DC Controller with Ultra-Low IQ and Dual Random Spread Spectrum

1Features ?AEC-Q100qualifiedforautomotiveapplications: –Devicetemperaturegrade1:–40°Cto+125°C ambientoperatingtemperature ?FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign ?IntegratedEMImitigation –Selectabledualrandomspread

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TI

LM5148-Q1

LM5148-Q1 80-V, Automotive, Synchronous, Buck DC/DC Controller with Ultra-Low IQ and Dual Random Spread Spectrum

1Features ?AEC-Q100qualifiedforautomotiveapplications: –Devicetemperaturegrade1:–40°Cto+125°C ambientoperatingtemperature ?FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign ?IntegratedEMImitigation –Selectabledualrandomspread

TI1Texas Instruments

德州儀器美國(guó)德州儀器公司

TI1

LM5148-Q1

LM5148 80-V, Synchronous, Buck DC/DC Controller with Ultra-Low IQ and Dual Random Spread Spectrum

1Features ?FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign ?IntegratedEMImitigation –Selectabledualrandomspreadspectrum (DRSS)featureforenhancedEMIperformance acrosslowandhigh-frequencybands –OptimizedforCISPR32ClassBrequ

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TI

LM5148-Q1

LM25148-Q1 42-V, Automotive, Synchronous, Buck DC/DC Controller with Ultra-Low IQ and Dual Random Spread Spectrum

1Features ?AEC-Q100qualifiedforautomotiveapplications: –Devicetemperaturegrade1:–40°Cto+125°C ambientoperatingtemperature ?FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign ?IntegratedEMImitigation –Selectabledualrandomspread

TI1Texas Instruments

德州儀器美國(guó)德州儀器公司

TI1

LM5148-Q1

LM5137F-Q1 Automotive, 4V to 80V, 100% Duty Cycle Capable, Dual-Channel Synchronous Buck Controller Family for Functional Safety Applications

1Features ?AEC-Q100qualifiedforautomotiveapplications: –Devicetemperaturegrade1:–40°Cto125°C ambientoperatingtemperature ?FunctionalSafety-Complianttargeted –Developedforfunctionalsafetyapplications ?ThreeorderablepartnumbersforCapable, ASILB,andASILDoption

TI1Texas Instruments

德州儀器美國(guó)德州儀器公司

TI1

LM5148-Q1

LM25148-Q1 42-V, Automotive, Synchronous, Buck DC/DC Controller with Ultra-Low IQ and Dual Random Spread Spectrum

1Features ?AEC-Q100qualifiedforautomotiveapplications: –Devicetemperaturegrade1:–40°Cto+125°C ambientoperatingtemperature ?FunctionalSafety-Capable –Documentationavailabletoaidfunctionalsafety systemdesign ?IntegratedEMImitigation –Selectabledualrandomspread

TITexas Instruments

德州儀器美國(guó)德州儀器公司

TI

技術(shù)參數(shù)

  • Vin (max) (V):

    80

  • Vout (min) (V):

    0.8

  • Vout (max) (V):

    55

  • Iout (max) (A):

    20

  • Iq (typ) (mA):

    0.009

  • Switching frequency (min) (kHz):

    100

  • Switching frequency (max) (kHz):

    2200

  • EMI features:

    Spread Spectrum

  • Features:

    Adjustable current limit

  • Operating temperature range (°C):

    -40 to 125

  • Regulated outputs (#):

    1

  • Number of phases:

    2

  • Rating:

    Catalog

  • Control mode:

    current mode

  • Type:

    Controller

  • 封裝:

    VQFN (RGY)

  • 引腳:

    24

  • 尺寸:

    19.25 mm2 5.5 x 3.5

供應(yīng)商型號(hào)品牌批號(hào)封裝庫(kù)存備注價(jià)格
TI(德州儀器)
2405+
Original
50000
只做原裝優(yōu)勢(shì)現(xiàn)貨庫(kù)存,渠道可追溯
詢價(jià)
TI(德州儀器)
23+
13650
公司只做原裝正品,假一賠十
詢價(jià)
TI(德州儀器)
23+
VQFN-24(5.5x3.5)
1907
10年專業(yè)做電源IC/原裝現(xiàn)貨庫(kù)存
詢價(jià)
TI(德州儀器)
23+
15000
專業(yè)幫助客戶找貨 配單,誠(chéng)信可靠!
詢價(jià)
TI
24+
con
10000
查現(xiàn)貨到京北通宇商城
詢價(jià)
TI/德州儀器
25+
原廠封裝
10280
原廠授權(quán)代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源!
詢價(jià)
TI/德州儀器
25+
原廠封裝
10280
詢價(jià)
TI/德州儀器
VQFN24
60000
全新、原裝
詢價(jià)
TI/德州儀器
25+
原廠封裝
11000
詢價(jià)
TI(德州儀器)
2511
8790
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)
更多LM5148供應(yīng)商 更新時(shí)間2025-8-2 13:30:00