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TPS543C20RVFR Datasheet(PDF) 7 Page - Texas Instruments |
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TPS543C20RVFR Datasheet(HTML) 7 Page - Texas Instruments |
7 / 48 page 7 TPS543C20 www.ti.com SLUSCD4 – MARCH 2017 Product Folder Links: TPS543C20 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated Electrical Characteristics (continued) over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT (1) Specified by design. Not production tested. INTERNAL REFERENCE VOLTAGE VINTREF Internal REF voltage RVSEL=OPEN 1000 mV VINTREFTOL Internal REF voltage tolerance TJ= 0°C to 85°C –0.5% +0.5% 0.6 V ≤ V ≤ 1.1 V –1.0% +1.0% VINTREF_VSEL Internal REF voltage range Pragramable by VSEL (Pin 36) 0.6 1.10 V OUTPUT VOLTAGE IRSP RSP input current VRSP= 600 mV –1 1 µA DIFFERENTIAL REMOTE SENSE AMPLIFIER fUGBW Unity gain bandwidth(1) 5 8.5 MHz A0 Open loop gain(1) 75 dB SR SLew rate(1) ±10 V/µs VICM Input common mode range(1) –0.2 1.7 V VOFFSET Input offset voltage(1) VRSN-VGND = 0 mV –1.0 1.0 mV VRSN-VGND = ±100 mV –1.9 1.9 SWITCHING FREQUENCY FSW VO switching frequency Max frequency for multi-phase is 1MHz VIN = 12 V, VVO= 1.0 V, RT = 66.5 kΩ 300 kHz VIN = 12 V, VVO= 1.0 V, RT = 48.7 kΩ 400 VIN = 12 V, VVO= 1.0 V, RT = 39.2 kΩ 500 VIN = 12 V, VVO= 1.0 V, RT = 28.0 kΩ 700 VIN = 12 V, VVO= 1.0 V, RT = 22.6 kΩ 850 VIN = 12 V, VVO= 1.0 V, RT = 19.1 kΩ 1000 VIN = 12 V, VVO= 1.0 V, RT = 15.4 kΩ 1200 VIN = 12 V, VVO= 1.0 V, RT = 8.06 kΩ 2000 tON(min) Minimum on time(1) DRVH rising to falling 30 ns tOFF(min) Minimum off time(1) DRVH falling to rising 250 ns INTERNAL BOOTSTRAP SWITCH VF Forward voltage VBP-VBST, TA= 25°C, IF= 5 mA 0.1 0.2 V VSEL VSEL Internal reference voltage RVSEL= 0 kΩ 0.6 V RVSEL= 8.66 kΩ 0.7 RVSEL= 15.4 kΩ 0.75 RVSEL= 23.7 kΩ 0.8 RVSEL= 34.8 kΩ 0.85 RVSEL= 51.1 kΩ 0.9 RVSEL= 78.7 kΩ 0.95 RVSEL= OPEN 1.0 RVSEL= 121 kΩ 1.05 RVSEL= 187 kΩ 1.1 |
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