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TPS54061QDRBTQ1 Fiches technique(PDF) 6 Page - Texas Instruments |
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TPS54061QDRBTQ1 Fiches technique(HTML) 6 Page - Texas Instruments |
6 / 39 page TPS54061-Q1 SLVSBM7A – MARCH 2013 – REVISED JANUARY 2016 www.ti.com Electrical Characteristics (continued) TJ = –40°C to 150°C, VIN = 4.7 to 60 V (unless otherwise noted) (1) PARAMETER CONDITIONS MIN TYP MAX UNIT CURRENT LIMIT High-side sourcing current-limit BOOT-PH = 5.7 V 250 350 500 mA threshold Zero-cross detect current –1.1 mA THERMAL SHUTDOWN Thermal shutdown 176 C RT/CLK Operating frequency using RT mode 50 1100 kHz Switching frequency R(RT/CLK) = 120 kΩ 425 472 520 kHz Minimum CLK pulse duration 40 ns RT/CLK voltage R(RT/CLK) = 120 kΩ 0.53 V RT/CLK high threshold 1.8 V RT/CLK low threshold 0.5 V RT/CLK falling-edge to PH rising- Measure at 500 kHz with RT resistor 67 ns edge delay PLL lock-in time Measure at 500 kHz 100 µs PLL frequency range 300 1100 kHz PH Minimum ON-time Measured at 50% to 50%, IOUT = 200 mA 120 ns Dead time VIN = 12 V, IOUT = 200 mA, one transition 30 ns BOOT BOOT-to-PH regulation voltage VIN = 12 V 6 V BOOT-PH UVLO 2.9 V INTERNAL SLOW-START TIME Slow-start time fSW = 472 kHz, RT = 120 kΩ, 10% to 90% 2.36 ms 6 Submit Documentation Feedback Copyright © 2013–2016, Texas Instruments Incorporated Product Folder Links: TPS54061-Q1 |
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