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LTC3370 数据表(PDF) 44 Page - Linear Technology |
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LTC3370 数据表(HTML) 44 Page - Linear Technology |
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44 / 44 page  LTC3372 44 Rev. A For more information www.analog.com D16975-0-3/19(A) ANALOG DEVICES, INC. 2018-2019 www.analog.com RELATED PARTS PART NUMBER DESCRIPTION COMMENTS LTC3891/LTC3890/ LTC3890-1/LTC3890-2/ LTC3890-3 60V, Low IQ, Single/Dual Synchronous Step-Down DC/ DC Controller Phase-Lockable Frequency 75kHz to 750kHz, 4V ≤ VIN ≤ 60V, 0.8V ≤ VOUT ≤ 24V, IQ =50μA LTC3891: Single Channel; LTC3890/LTC3890-1/LTC3890-2/LTC3890-3 LTC3371/LTC3370 4-Channel Configurable DC/DC with 8 × 1A Power Stages 4 Synchronous Buck Regulators with 8 × 1A Power Stages. Can Connect Up to Four Power Stages in Parallel, 8 Output Configurations Possible. LTC3370: Precision PGOODALL Indication, 32-Lead (5mm × 5mm × 0.75mm) QFN Package. LTC3371: Precision RST Monitoring with Windowed Watchdog Timer (CT Programmable), 38-Lead (5mm × 7mm × 0.75mm) QFN and TSSOP Packages LTC3892/LTC3892-1/ LTC3892-2 60V, Low IQ, Dual, 2-Phase Synchronous Step-Down DC/ DC Controller Phase-Lockable Frequency 75kHz to 850kHz, 4.5V ≤ VIN ≤ 60V, 0.8V ≤ VOUT ≤ 99% VIN, IQ = 29μA, Adjustable 5V to 10V Gate Drive, No External Bootstrap Diode LTC3589 8-Output Regulator with Sequencing and I2C Triple I2C Adjustable High Efficiency Step-Down DC/DC Converters: 1.6A, 1A, 1A. High Efficiency 1.2A Buck-Boost DC/DC Converter, Triple 250mA LDO Regulators, 40-Lead (6mm × 6mm × 0.75mm) QFN. LTC3675 7-Channel Configurable High Power PMIC Quad Synchronous Buck Regulators (1A, 1A, 500mA, 500mA). Buck DC/DCs Can be Paralleled to Deliver Up to 2× Current with a Single Inductor. 1A Boost, 1A Buck- Boost, 40V LED Driver. 44-Lead (4mm × 7mm × 0.75mm) QFN Package. LTC3676 8-Channel Power Management Solution for Application Processor Quad Synchronous Buck Regulators (2.5A, 2.5A, 1.5A, 1.5A). Quad LDO Regulators (300mA, 300mA, 300mA, 25mA). 40-Lead (6mm × 6mm × 0.75mm) QFN Package. LTC3375/LTC3374/ LTC3374A 8-Channel Programmable Configurable 1A DC/DC 8 × 1A Synchronous Buck Regulators. Can Connect Up to Four Power Stages in Parallel with a Single Inductor, 15 Output Configurations Possible, 48-Lead (7mm × 7mm × 0.75mm) QFN Package (LTC3375) 38-Lead (5mm × 7mm × 0.75mm) QFN and TSSOP Packages (LTC3374A) TYPICAL APPLICATION VOUT INTVCC VOUT INTVCC VOUT INTVCC INTVCC MTOP MBOT D1 4.7µF 10nF 402k LHV 1µH 162k 511k 47µF ×2 649k 806k 22µF 464k 232k 47µF 0.01µF 100pF 4.7nF 5.11k 100k 100k 3372 TA07 L1 0.56µH L3 2.2µH L4 0.68µH 10µF ×3 10µF 6.19k 100nF 0.1µF VINB SWA GND SWB FB1 VINA EN1 VIN VOUTPRG VINC VIND SWC ITH SWD FB2 EN2 TRACK/SS RUN PGOOD RT CT PLL/MODE VINE VINF SWE SWF FB3 EN3 VING VINH SWG SWH C1 C2 C3 FB4 EN4 WDI WDO TEMP RSTB INTVCC TG BOOST SW BG SENSE+ SENSE– VOUT/EXTVCC LTC3372 22µF COUT1 330µF ×2 COUT2 220µF VOUT 5V 20A* VOUT1 3.3V 4A VOUT4 1.2V 3A VOUT3 1.8V 1A MTOP: BSC014N04LSI MBOT: BSC010N04LSI LHV: XAL1010-102ME CIN1: UCJ1H101MCL1GS CIN2: GRM32ER71H106KA12L COUT1: 6TPE330MAP COUT2: GRM32ER60J227ME05L D1: DFLS1100 10µF ×4 CIN1 100µF ×2 VIN 40V MAX 6V MIN CIN2 10µF ×4 *FULL LOAD IS EQUIVALENT TO SPECIFIED LOAD CURRENT PLUS THE FULL LOAD INPUT CURRENT FROM VOUT1-4 |
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