поискавой системы для электроныых деталей |
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LM20144Q датащи(PDF) 9 Page - Texas Instruments |
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LM20144Q датащи(HTML) 9 Page - Texas Instruments |
9 / 29 page 6.0A + - COMP CONTROL LOGIC CURRENT LIMIT OVERVOLTAGE UNDERVOLTAGE ERROR AMP PWM COMPARATOR SS/TRK PGOOD + - +2.7V REGULATOR PVIN PVIN THERMAL PROTECTION PGND SW AVIN CURRENT SENSE VCC 1.18V UVLO 2.7V AGND OSCILLATOR + 752 mV 864 mV PG-L PG-L 2.7V 5 PA gm = 510 Pmho 800 mV + - + DISCHARGE DISCHARGE SLOPE COMP DIODE EMULATION + - VREF + - FB EN + - + - (50 Ps) + - + - RT PVIN LM20144 www.ti.com SNVS529F – OCTOBER 2007 – REVISED NOVEMBER 2011 TYPICAL PERFORMANCE CHARACTERISTICS (continued) Unless otherwise specified: CIN = COUT = 100 µF, L = 1.0 µH (Coilcraft MSS1038), VIN = 5V, VOUT = 1.2V, RLOAD = 1.2Ω, fSW = 1 MHz, TA = 25°C for efficiency curves, loop gain plots and waveforms, and TJ = 25°C for all others. Short Circuit Input Current PGOOD vs. vs. VIN IPGOOD Figure 25. Figure 26. BLOCK DIAGRAM Copyright © 2007–2011, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: LM20144 |
Аналогичный номер детали - LM20144Q |
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Аналогичное описание - LM20144Q |
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