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UCC3626PW Datasheet(PDF) 4 Page - Texas Instruments |
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UCC3626PW Datasheet(HTML) 4 Page - Texas Instruments |
4 / 23 page UCC2626, UCC3626 SLUS318B – APRIL 1999 – REVISED JANUARY 2002 4 www.ti.com electrical characteristics over recommended operating conditions, VCC = 12 V; CT = 1 nF, R_TACH = 250 k Ω, C_TACH = 100 pF, TA = TJ, TA = –40°C to 85°C for the UCC2626, and 0°C to 70°C for the UCC3626 (unless otherwise noted) overall PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Supply current Outputs not switching 1 3 5 mA undervoltage lockout PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Start threshold 9.0 10.5 11.0 V UVLO hysteresis 0.35 0.40 0.50 V 5-V reference PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Output voltage IVREF = –2 mA 4.9 5 5.1 V Line regulation voltage 11 V < VCC < 14.5 V 10 mV Load regulation voltage –1 mA > IVREF > –5 mA 10 mV Short circuit current 40 120 240 mA coast input comparator PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Threshold voltage 1.60 1.75 2.00 V Hysteresis 0.04 0.10 0.16 V current sense amplifier PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Input offset voltage VCM = 0 V 8 mV Input bias current VCM = 0 V 5 10 15 µA Gain VCM = 0 V 4.85 5.00 5.15 V/V PSRR 11 V < VCC < 14.5 V 60 dB High-level output voltage IIOUT= –100 µA 6.3 V Low-level output voltage IIOUT = 100 µA 70 mV Output source current UCC3626 VIOUT = 2 V 500 µA Output source current UCC2626 VIOUT = 2 V 300 µA pwm comparator PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Input common mode range 2.0 8.0 V Propagation delay time 75 150 ns overcurrent comparator PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Input common mode range 0.0 5.0 V Propagation delay time 50 175 250 ns logic inputs PARAMETER TEST CONDITIONS MIN TYP MAX UNIT High-level logic input voltage QUAD, BRAKE, DIR, SYNCH 3.6 V Low-level logic input voltage QUAD, BRAKE, DIR, SYNCH 1.4 V |
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