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STD 数据表(PDF) 7 Page - Texas Instruments |
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STD 数据表(HTML) 7 Page - Texas Instruments |
7 / 49 page Electrical Performance Specifications www.ti.com 2 Electrical Performance Specifications Table 1. PWR091EVM-001 Electrical Performance Specifications PARAMETER TEST CONDITIONS MIN TYP MAX UNITS INPUT CHARACTERISTICS Voltage range V IN 8 12 14 V Maximum input current V IN = 8 V, IO1 = 20 A, IO2 = 15 A 10 15 A No load input current V IN = 14 V, IO1 = 0 A, IO2 = 0 A 100 mA OUTPUT CHARACTERISTICS V OUT1 Output voltage Output current = 10 A 1.2 V V OUT2 Output voltage Output current = 10 A 3.3 V I OUT1 Output load current I OUT_min to IOUT_max 0 20 A I OUT2 Output load current I OUT_min to IOUT_max 0 15 A Line regulation: Input voltage = 8 V to 14 V 0.5% Output voltage regulation Load regulation: Output current = 0 A to I OUT_max, both 0.%5 outputs V OUT1 Output voltage ripple V IN = 12 V, IOUT = 20 A 30 mVpp V OUT2 Output voltage ripple V IN = 12 V, IOUT = 15 A 30 mVpp V OUT1 Output overcurrent 25 A V OUT2 Output overcurrent 20 A SYSTEMS CHARACTERISTICS Switching frequency F SW 460 kHz V OUT1 Peak efficiency V IN = 8 V, IO1 = 10 A, VOUT2 disabled, FSW = 300 kHz 92% V OUT2 Peak efficiency V IN = 8 V, IO2 = 8.5 A, VOUT1 disabled, FSW = 300 kHz 95% V OUT1 Full-load efficiency V IN = 8 V, IO1 = 10 A, VOUT2 disabled, FSW = 300 kHz 90% V OUT2 Full-load efficiency V IN = 8 V, IO2 = 8.5 A, VOUT1 disabled, FSW = 300 kHz 93% Operating temperature T oper 25 ºC 8 Using the PWR091EVM Dual-Output DC/DC Analog With PMBus Interface SLVU638 – January 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated |
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