TPS65400 4.5- to 18-V Input Flexible Power Management Unit With PMBus/I2C Interface

1 Features ? Efficiency up to 95% for each switching regulator ? Switching regulator specifications: – Input voltage range: 4.5 to 18 V – VOUT range: 0.6 V-90%VIN – SW1, SW2 IOUT: 4-A max – SW3, SW4 IOUT: 2-A max ? Prebias start-up algorithm minimizes voltage dip during start-up ?

文件：2.94377 Mbytes 頁(yè)數(shù)：79 Pages

TI

德州儀器

TPS65400 4.5- to 18-V Input Flexible Power Management Unit With PMBus/I2C Interface

文件：1.42231 Mbytes 頁(yè)數(shù)：76 Pages

TI

德州儀器

TPS65400-Q1 4.5- to 18-V Input Flexible Power Management Unit With PMBus/I2C Interface

文件：1.4202 Mbytes 頁(yè)數(shù)：75 Pages

TI

德州儀器

具有 PMBus/I2C 接口的 4.5V 至 18V 輸入、4A/4A/2A/2A 四路同步轉(zhuǎn)換器

TPS65400 是一款集成式 PMU，它針對(duì)要求小外形尺寸和高功率轉(zhuǎn)換效率的 應(yīng)用 進(jìn)行了優(yōu)化，從而使空間受限的小型設(shè)備無需冷卻裝置即可在高工作環(huán)境溫度下運(yùn)行。此器件可借助優(yōu)化的穩(wěn)壓器組合從中間配電母線進(jìn)行單級(jí)轉(zhuǎn)換，從而在系統(tǒng)級(jí)實(shí)現(xiàn)高能效。 \n\nTPS65400 實(shí)現(xiàn)了兼容 PMBus/I2C 的數(shù)字接口。此接口可在運(yùn)行時(shí)更改穩(wěn)定電壓、電源排序、相位交錯(cuò)、工作頻率以及讀回工作狀態(tài)等，從而幫助內(nèi)核芯片優(yōu)化系統(tǒng)性能。 \n\nTPS65400 包含 4 個(gè)具有集成場(chǎng)效應(yīng)晶體管 (FET) 的高電流降壓開關(guān)穩(wěn)壓器（SW1、SW2、SW3 和 SW4）。這些開關(guān)電源專門用于為高電流數(shù)字電路（例如 ? 每個(gè)開關(guān)穩(wěn)壓器的效率高達(dá) 95% \n? 開關(guān)穩(wěn)壓器規(guī)范： \n? 輸入電壓范圍：4.5V 至 18V \n? 輸出電壓范圍：0.6V 至輸入電壓的 90% \n? SW1 和 SW2 的輸出電流：最大 4A \n? SW3 和 SW4 的輸出電流：最大 2A \n \n? 預(yù)偏置啟動(dòng)算法以最大程度減小了啟動(dòng)期間的壓降 \n? 內(nèi)部欠壓閉鎖 (UVLO)、過流保護(hù) (OCP)、過壓保護(hù) (OVP) 和過溫保護(hù) (OTP) \n? 經(jīng)過 AECQ-100 1 級(jí)認(rèn)證 \n? 散熱增強(qiáng)型 7mm × 7mm 48 引腳 0.5mm 間距超薄型四方扁平無引線 (VQFN) 封裝 ;

TI

德州儀器

TPS65400 4.5- to 18-V Input Flexible Power Management Unit With PMBus/I2C Interface

1 Features ? Efficiency up to 95% for each switching regulator ? Switching regulator specifications: – Input voltage range: 4.5 to 18 V – VOUT range: 0.6 V-90%VIN – SW1, SW2 IOUT: 4-A max – SW3, SW4 IOUT: 2-A max ? Prebias start-up algorithm minimizes voltage dip during start-up ?

文件：2.94377 Mbytes 頁(yè)數(shù)：79 Pages

TI

德州儀器

TPS65400 4.5- to 18-V Input Flexible Power Management Unit With PMBus/I2C Interface

1 Features ? Efficiency up to 95% for each switching regulator ? Switching regulator specifications: – Input voltage range: 4.5 to 18 V – VOUT range: 0.6 V-90%VIN – SW1, SW2 IOUT: 4-A max – SW3, SW4 IOUT: 2-A max ? Prebias start-up algorithm minimizes voltage dip during start-up ?

文件：2.94377 Mbytes 頁(yè)數(shù)：79 Pages

TI

德州儀器

TPS65400 4.5- to 18-V Input Flexible Power Management Unit With PMBus/I2C Interface

1 Features ? Efficiency up to 95% for each switching regulator ? Switching regulator specifications: – Input voltage range: 4.5 to 18 V – VOUT range: 0.6 V-90%VIN – SW1, SW2 IOUT: 4-A max – SW3, SW4 IOUT: 2-A max ? Prebias start-up algorithm minimizes voltage dip during start-up ?

文件：2.94377 Mbytes 頁(yè)數(shù)：79 Pages

TI

德州儀器

TPS65400 4.5- to 18-V Input Flexible Power Management Unit With PMBus/I2C Interface

1 Features ? Efficiency up to 95% for each switching regulator ? Switching regulator specifications: – Input voltage range: 4.5 to 18 V – VOUT range: 0.6 V-90%VIN – SW1, SW2 IOUT: 4-A max – SW3, SW4 IOUT: 2-A max ? Prebias start-up algorithm minimizes voltage dip during start-up ?

文件：2.94377 Mbytes 頁(yè)數(shù)：79 Pages

TI

德州儀器

TPS65400 4.5- to 18-V Input Flexible Power Management Unit With PMBus/I2C Interface

1 Features ? Efficiency up to 95% for each switching regulator ? Switching regulator specifications: – Input voltage range: 4.5 to 18 V – VOUT range: 0.6 V-90%VIN – SW1, SW2 IOUT: 4-A max – SW3, SW4 IOUT: 2-A max ? Prebias start-up algorithm minimizes voltage dip during start-up ?

文件：2.94377 Mbytes 頁(yè)數(shù)：79 Pages

TI

德州儀器

TPS65400 4.5- to 18-V Input Flexible Power Management Unit With PMBus/I2C Interface

1 Features ? Efficiency up to 95% for each switching regulator ? Switching regulator specifications: – Input voltage range: 4.5 to 18 V – VOUT range: 0.6 V-90%VIN – SW1, SW2 IOUT: 4-A max – SW3, SW4 IOUT: 2-A max ? Prebias start-up algorithm minimizes voltage dip during start-up ?

文件：2.94377 Mbytes 頁(yè)數(shù)：79 Pages

TI

德州儀器