Low IQ, Dual, 2-Phase Synchronous Step-Down Controller for GaN FETs

GENERAL DESCRIPTION The LTC7890 is a high performance, dual step-down, dc-to-dc switching regulator controller that drives all N-channel synchronous gallium nitride (GaN) field effect transistor (FET) power stages from input voltages up to 100 V. The LTC7890 solves many of the challenges trad

文件：1.84505 Mbytes 頁數(shù)：41 Pages

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Low IQ, Dual, 2-Phase Synchronous Boost Controller for GaN FETs

FEATURES ? GaN Drive Technology fully Optimized for GaN FETs ? Output Voltage up to 100V ? Wide VIN Range: 4V to 60V and Operates Down to 1V After Start-Up ? No Catch, Clamp, or Bootstrap Diodes Needed ? Internal Smart Bootstrap Switches Prevent Overcharging of High-Side Driver Supplies ?

文件：1.0159 Mbytes 頁數(shù)：50 Pages

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用于 GaN FET 的低 IQ、雙路、2 相同步降壓控制器

LTC7890 是一款高性能、雙降壓型 DC/DC 開關(guān)穩(wěn)壓器控制器，通過高達 100V 的輸入電壓驅(qū)動所有 N 通道同步氮化鎵 (GaN) 場效應(yīng)晶體管 (FET) 功率級。LTC7890 解決了許多使用 GaN FET 時通常會面臨的挑戰(zhàn)。與硅金屬氧化物半導(dǎo)體場效應(yīng)晶體管 (MOSFET) 解決方案相比，LTC7890 簡化了應(yīng)用設(shè)計，無需保護二極管和其他附加外部元件。\n\n 內(nèi)部智能自舉開關(guān)可防止 BOOSTx 引腳至 SWx 引腳高端驅(qū)動器電源在死區(qū)時間內(nèi)過度充電，從而保護頂部 GaN FET 的柵極。LTC7890 在內(nèi)部優(yōu)化了兩個開關(guān)終端上的柵極驅(qū)動器時序，從而實現(xiàn)智能 ? 為 GaN FET 全面優(yōu)化的 GDN 驅(qū)動器技術(shù)\n\n? 寬 VIN 范圍：4V 至 100V\n\n? 寬輸出電壓范圍：0.8V ≤ VOUT ≤ 60V\n\n? 無需環(huán)流、箝位或陰極負載二極管\n\n? 內(nèi)部智能引導(dǎo)開關(guān)可防止高端驅(qū)動器電源過度充電\n\n? 經(jīng)過內(nèi)部優(yōu)化，智能近零停滯時間或電阻可調(diào)停滯時間\n\n? 可調(diào)的開/關(guān)驅(qū)動器強度的分流輸出柵極驅(qū)動器;

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Low IQ, Dual, 2-Phase Synchronous Step-Down Controller for GaN FETs

GENERAL DESCRIPTION The LTC7890 is a high performance, dual step-down, dc-to-dc switching regulator controller that drives all N-channel synchronous gallium nitride (GaN) field effect transistor (FET) power stages from input voltages up to 100 V. The LTC7890 solves many of the challenges trad

文件：1.84505 Mbytes 頁數(shù)：41 Pages

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Low IQ, Dual, 2-Phase Synchronous Step-Down Controller for GaN FETs

GENERAL DESCRIPTION The LTC7890 is a high performance, dual step-down, dc-to-dc switching regulator controller that drives all N-channel synchronous gallium nitride (GaN) field effect transistor (FET) power stages from input voltages up to 100 V. The LTC7890 solves many of the challenges trad

文件：1.84505 Mbytes 頁數(shù)：41 Pages

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