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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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TPS40200-Q1 Fiches technique(PDF) 3 Page - Texas Instruments |
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TPS40200-Q1 Fiches technique(HTML) 3 Page - Texas Instruments |
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3 / 40 page  TPS40200-Q1 www.ti.com SLUS739E – SEPTEMBER 2006 – REVISED JULY 2013 ELECTRICAL CHARACTERISTICS –40°C < TA < 125°C, VDD = 12 V, fOSC = 100 kHz (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Voltage Reference COMP = FB VFB Feedback voltage –40°C < TA < 125°C 676 696 712 mV 4.5 V < VDD < 52 V Gate Driver Isrc Gate driver pullup current 125 300 mA Isnk Gate driver pulldown current 200 300 mA VGATE Gate driver output voltage VGATE = (VDD – VGDRV), 12 V < VDD < 52 V 5.6 8 10 V Quiescent Current fOSC = 300 kHz, Driver not switching, Iqq Device quiescent current 1.5 3.0 mA 4.5 V < VDD < 52 V Undervoltage Lockout (UVLO) VUVLO(on) Turn-on threshold –40°C < TA < 125°C 3.8 4.25 4.55 V VUVLO(off) Turn-off threshold 4.05 V VUVLO(HYST) Hysteresis 110 200 275 mV Soft Start Internal soft-start pullup RSS(chg) 65 105 170 k Ω resistance Internal soft-start pulldown RSS(dchg) 190 305 485 k Ω resistance VSSRST Soft-start reset threshold 100 150 200 mV Overcurrent Protection VILIM Overcurrent threshold 4.5 V < VDD < 52 V –40°C < TA < 125°C 50 100 140 mV OCDF Overcurrent duty cycle See (1) 2 % VILIM(rst) Overcurrent reset threshold 100 150 200 mV Oscillator Oscillator frequency range See (1) 35 500 fOSC RRC = 200 kΩ, CRC = 470 pF 85 100 118 kHz Oscillator frequency RRC = 68.1 kΩ, CRC = 470 pF 210 300 345 12 V < VDD < 52 V -9 0 Frequency line regulation % 4.5 V < VDD < 12 V –21 0 VRMP Ramp amplitude 4.5 V < VDD < 52 V VDD/10 V Pulse-Width Modulator VDD = 12 V 200 540 Minimum controllable tMIN ns pulse width VDD = 30 V 100 200 Fosc = 100 kHz, CL = 470 pF 93 95 DMAX Maximum duty cycle % Fosc = 300 kHz, CL = 470 pF 90 93 Modulator and power-stage KPWM 8 10 12 V/V dc gain Error Amplifier IIB Input bias current 100 250 nA AOL Open loop gain See (1) 60 80 dB GBWP Unity gain bandwidth See (1) 1.5 3 MHz ICOMP(src) Output source current VFB = 0.6 V, COMP = 1 V 100 250 μA ICOMP(snk) Output sink current VFB = 1.2 V, COMP = 1 V 1.0 2.5 mA (1) Specified by design Copyright © 2006–2013, Texas Instruments Incorporated Submit Documentation Feedback 3 |
Numéro de pièce similaire - TPS40200-Q1_15 |
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Description similaire - TPS40200-Q1_15 |
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